diff --git a/analysis/analysis-api-fe10/tests-gen/org/jetbrains/kotlin/analysis/api/fe10/test/cases/generated/cases/references/Fe10IdeNormalAnalysisSourceModuleReferenceResolveTestGenerated.java b/analysis/analysis-api-fe10/tests-gen/org/jetbrains/kotlin/analysis/api/fe10/test/cases/generated/cases/references/Fe10IdeNormalAnalysisSourceModuleReferenceResolveTestGenerated.java
index 6cd55696ee6..5576aed5342 100644
--- a/analysis/analysis-api-fe10/tests-gen/org/jetbrains/kotlin/analysis/api/fe10/test/cases/generated/cases/references/Fe10IdeNormalAnalysisSourceModuleReferenceResolveTestGenerated.java
+++ b/analysis/analysis-api-fe10/tests-gen/org/jetbrains/kotlin/analysis/api/fe10/test/cases/generated/cases/references/Fe10IdeNormalAnalysisSourceModuleReferenceResolveTestGenerated.java
@@ -1309,6 +1309,82 @@ public class Fe10IdeNormalAnalysisSourceModuleReferenceResolveTestGenerated exte
             KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("analysis/analysis-api/testData/referenceResolve/kDoc"), Pattern.compile("^([^.]+)\\.kt$"), null, true);
         }
 
+        @Nested
+        @TestMetadata("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject")
+        @TestDataPath("$PROJECT_ROOT")
+        public class CompanionObject {
+            @Test
+            public void testAllFilesPresentInCompanionObject() throws Exception {
+                KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject"), Pattern.compile("^([^.]+)\\.kt$"), null, true);
+            }
+
+            @Test
+            @TestMetadata("childQualifiedFunctionFromSuperClassCompanion.kt")
+            public void testChildQualifiedFunctionFromSuperClassCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/childQualifiedFunctionFromSuperClassCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedClassNestedInClassNestedInCompanion.kt")
+            public void testQualifiedClassNestedInClassNestedInCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedClassNestedInClassNestedInCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromCompanion.kt")
+            public void testQualifiedFunctionFromCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromCompanionInOtherFile.kt")
+            public void testQualifiedFunctionFromCompanionInOtherFile() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanionInOtherFile.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromCompanionWithImport.kt")
+            public void testQualifiedFunctionFromCompanionWithImport() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanionWithImport.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromOwnCompanion.kt")
+            public void testQualifiedFunctionFromOwnCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromOwnCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromSuperClassCompanion.kt")
+            public void testQualifiedFunctionFromSuperClassCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromSuperClassCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromSuperClassCompanionInOtherFile.kt")
+            public void testQualifiedFunctionFromSuperClassCompanionInOtherFile() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromSuperClassCompanionInOtherFile.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionOfClassNestedInCompanion.kt")
+            public void testQualifiedFunctionOfClassNestedInCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionOfClassNestedInCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("unqualifiedFunctionFromOwnCompanion.kt")
+            public void testUnqualifiedFunctionFromOwnCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/unqualifiedFunctionFromOwnCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("unqualifiedFunctionFromSuperClassCompanion.kt")
+            public void testUnqualifiedFunctionFromSuperClassCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/unqualifiedFunctionFromSuperClassCompanion.kt");
+            }
+        }
+
         @Nested
         @TestMetadata("analysis/analysis-api/testData/referenceResolve/kDoc/imports")
         @TestDataPath("$PROJECT_ROOT")
@@ -1842,6 +1918,12 @@ public class Fe10IdeNormalAnalysisSourceModuleReferenceResolveTestGenerated exte
                 runTest("analysis/analysis-api/testData/referenceResolve/kDoc/withErrors/invalidPropertyAccessOnFunction.kt");
             }
 
+            @Test
+            @TestMetadata("invalidPropertyAccessOnFunctionFromCompanionObject.kt")
+            public void testInvalidPropertyAccessOnFunctionFromCompanionObject() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/withErrors/invalidPropertyAccessOnFunctionFromCompanionObject.kt");
+            }
+
             @Test
             @TestMetadata("invalidPropertyAccessOnFunctionFromSuperClass.kt")
             public void testInvalidPropertyAccessOnFunctionFromSuperClass() throws Exception {
diff --git a/analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/references/FirIdeDependentAnalysisSourceModuleReferenceResolveTestGenerated.java b/analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/references/FirIdeDependentAnalysisSourceModuleReferenceResolveTestGenerated.java
index fae91f256a6..91b6885fd62 100644
--- a/analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/references/FirIdeDependentAnalysisSourceModuleReferenceResolveTestGenerated.java
+++ b/analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/references/FirIdeDependentAnalysisSourceModuleReferenceResolveTestGenerated.java
@@ -1309,6 +1309,82 @@ public class FirIdeDependentAnalysisSourceModuleReferenceResolveTestGenerated ex
             KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("analysis/analysis-api/testData/referenceResolve/kDoc"), Pattern.compile("^([^.]+)\\.kt$"), null, true);
         }
 
+        @Nested
+        @TestMetadata("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject")
+        @TestDataPath("$PROJECT_ROOT")
+        public class CompanionObject {
+            @Test
+            public void testAllFilesPresentInCompanionObject() throws Exception {
+                KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject"), Pattern.compile("^([^.]+)\\.kt$"), null, true);
+            }
+
+            @Test
+            @TestMetadata("childQualifiedFunctionFromSuperClassCompanion.kt")
+            public void testChildQualifiedFunctionFromSuperClassCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/childQualifiedFunctionFromSuperClassCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedClassNestedInClassNestedInCompanion.kt")
+            public void testQualifiedClassNestedInClassNestedInCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedClassNestedInClassNestedInCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromCompanion.kt")
+            public void testQualifiedFunctionFromCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromCompanionInOtherFile.kt")
+            public void testQualifiedFunctionFromCompanionInOtherFile() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanionInOtherFile.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromCompanionWithImport.kt")
+            public void testQualifiedFunctionFromCompanionWithImport() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanionWithImport.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromOwnCompanion.kt")
+            public void testQualifiedFunctionFromOwnCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromOwnCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromSuperClassCompanion.kt")
+            public void testQualifiedFunctionFromSuperClassCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromSuperClassCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromSuperClassCompanionInOtherFile.kt")
+            public void testQualifiedFunctionFromSuperClassCompanionInOtherFile() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromSuperClassCompanionInOtherFile.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionOfClassNestedInCompanion.kt")
+            public void testQualifiedFunctionOfClassNestedInCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionOfClassNestedInCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("unqualifiedFunctionFromOwnCompanion.kt")
+            public void testUnqualifiedFunctionFromOwnCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/unqualifiedFunctionFromOwnCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("unqualifiedFunctionFromSuperClassCompanion.kt")
+            public void testUnqualifiedFunctionFromSuperClassCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/unqualifiedFunctionFromSuperClassCompanion.kt");
+            }
+        }
+
         @Nested
         @TestMetadata("analysis/analysis-api/testData/referenceResolve/kDoc/imports")
         @TestDataPath("$PROJECT_ROOT")
@@ -1842,6 +1918,12 @@ public class FirIdeDependentAnalysisSourceModuleReferenceResolveTestGenerated ex
                 runTest("analysis/analysis-api/testData/referenceResolve/kDoc/withErrors/invalidPropertyAccessOnFunction.kt");
             }
 
+            @Test
+            @TestMetadata("invalidPropertyAccessOnFunctionFromCompanionObject.kt")
+            public void testInvalidPropertyAccessOnFunctionFromCompanionObject() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/withErrors/invalidPropertyAccessOnFunctionFromCompanionObject.kt");
+            }
+
             @Test
             @TestMetadata("invalidPropertyAccessOnFunctionFromSuperClass.kt")
             public void testInvalidPropertyAccessOnFunctionFromSuperClass() throws Exception {
diff --git a/analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/references/FirIdeNormalAnalysisLibrarySourceModuleReferenceResolveTestGenerated.java b/analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/references/FirIdeNormalAnalysisLibrarySourceModuleReferenceResolveTestGenerated.java
index 0a9f86a57ea..26f6f29f44d 100644
--- a/analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/references/FirIdeNormalAnalysisLibrarySourceModuleReferenceResolveTestGenerated.java
+++ b/analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/references/FirIdeNormalAnalysisLibrarySourceModuleReferenceResolveTestGenerated.java
@@ -1193,6 +1193,82 @@ public class FirIdeNormalAnalysisLibrarySourceModuleReferenceResolveTestGenerate
             KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("analysis/analysis-api/testData/referenceResolve/kDoc"), Pattern.compile("^([^.]+)\\.kt$"), null, true, "withErrors");
         }
 
+        @Nested
+        @TestMetadata("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject")
+        @TestDataPath("$PROJECT_ROOT")
+        public class CompanionObject {
+            @Test
+            public void testAllFilesPresentInCompanionObject() throws Exception {
+                KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject"), Pattern.compile("^([^.]+)\\.kt$"), null, true, "withErrors");
+            }
+
+            @Test
+            @TestMetadata("childQualifiedFunctionFromSuperClassCompanion.kt")
+            public void testChildQualifiedFunctionFromSuperClassCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/childQualifiedFunctionFromSuperClassCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedClassNestedInClassNestedInCompanion.kt")
+            public void testQualifiedClassNestedInClassNestedInCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedClassNestedInClassNestedInCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromCompanion.kt")
+            public void testQualifiedFunctionFromCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromCompanionInOtherFile.kt")
+            public void testQualifiedFunctionFromCompanionInOtherFile() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanionInOtherFile.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromCompanionWithImport.kt")
+            public void testQualifiedFunctionFromCompanionWithImport() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanionWithImport.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromOwnCompanion.kt")
+            public void testQualifiedFunctionFromOwnCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromOwnCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromSuperClassCompanion.kt")
+            public void testQualifiedFunctionFromSuperClassCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromSuperClassCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromSuperClassCompanionInOtherFile.kt")
+            public void testQualifiedFunctionFromSuperClassCompanionInOtherFile() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromSuperClassCompanionInOtherFile.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionOfClassNestedInCompanion.kt")
+            public void testQualifiedFunctionOfClassNestedInCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionOfClassNestedInCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("unqualifiedFunctionFromOwnCompanion.kt")
+            public void testUnqualifiedFunctionFromOwnCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/unqualifiedFunctionFromOwnCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("unqualifiedFunctionFromSuperClassCompanion.kt")
+            public void testUnqualifiedFunctionFromSuperClassCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/unqualifiedFunctionFromSuperClassCompanion.kt");
+            }
+        }
+
         @Nested
         @TestMetadata("analysis/analysis-api/testData/referenceResolve/kDoc/imports")
         @TestDataPath("$PROJECT_ROOT")
diff --git a/analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/references/FirIdeNormalAnalysisSourceModuleReferenceResolveTestGenerated.java b/analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/references/FirIdeNormalAnalysisSourceModuleReferenceResolveTestGenerated.java
index 1cce4955c4e..0d163f7f5f5 100644
--- a/analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/references/FirIdeNormalAnalysisSourceModuleReferenceResolveTestGenerated.java
+++ b/analysis/analysis-api-fir/tests-gen/org/jetbrains/kotlin/analysis/api/fir/test/cases/generated/cases/references/FirIdeNormalAnalysisSourceModuleReferenceResolveTestGenerated.java
@@ -1309,6 +1309,82 @@ public class FirIdeNormalAnalysisSourceModuleReferenceResolveTestGenerated exten
             KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("analysis/analysis-api/testData/referenceResolve/kDoc"), Pattern.compile("^([^.]+)\\.kt$"), null, true);
         }
 
+        @Nested
+        @TestMetadata("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject")
+        @TestDataPath("$PROJECT_ROOT")
+        public class CompanionObject {
+            @Test
+            public void testAllFilesPresentInCompanionObject() throws Exception {
+                KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject"), Pattern.compile("^([^.]+)\\.kt$"), null, true);
+            }
+
+            @Test
+            @TestMetadata("childQualifiedFunctionFromSuperClassCompanion.kt")
+            public void testChildQualifiedFunctionFromSuperClassCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/childQualifiedFunctionFromSuperClassCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedClassNestedInClassNestedInCompanion.kt")
+            public void testQualifiedClassNestedInClassNestedInCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedClassNestedInClassNestedInCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromCompanion.kt")
+            public void testQualifiedFunctionFromCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromCompanionInOtherFile.kt")
+            public void testQualifiedFunctionFromCompanionInOtherFile() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanionInOtherFile.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromCompanionWithImport.kt")
+            public void testQualifiedFunctionFromCompanionWithImport() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanionWithImport.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromOwnCompanion.kt")
+            public void testQualifiedFunctionFromOwnCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromOwnCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromSuperClassCompanion.kt")
+            public void testQualifiedFunctionFromSuperClassCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromSuperClassCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromSuperClassCompanionInOtherFile.kt")
+            public void testQualifiedFunctionFromSuperClassCompanionInOtherFile() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromSuperClassCompanionInOtherFile.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionOfClassNestedInCompanion.kt")
+            public void testQualifiedFunctionOfClassNestedInCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionOfClassNestedInCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("unqualifiedFunctionFromOwnCompanion.kt")
+            public void testUnqualifiedFunctionFromOwnCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/unqualifiedFunctionFromOwnCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("unqualifiedFunctionFromSuperClassCompanion.kt")
+            public void testUnqualifiedFunctionFromSuperClassCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/unqualifiedFunctionFromSuperClassCompanion.kt");
+            }
+        }
+
         @Nested
         @TestMetadata("analysis/analysis-api/testData/referenceResolve/kDoc/imports")
         @TestDataPath("$PROJECT_ROOT")
@@ -1842,6 +1918,12 @@ public class FirIdeNormalAnalysisSourceModuleReferenceResolveTestGenerated exten
                 runTest("analysis/analysis-api/testData/referenceResolve/kDoc/withErrors/invalidPropertyAccessOnFunction.kt");
             }
 
+            @Test
+            @TestMetadata("invalidPropertyAccessOnFunctionFromCompanionObject.kt")
+            public void testInvalidPropertyAccessOnFunctionFromCompanionObject() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/withErrors/invalidPropertyAccessOnFunctionFromCompanionObject.kt");
+            }
+
             @Test
             @TestMetadata("invalidPropertyAccessOnFunctionFromSuperClass.kt")
             public void testInvalidPropertyAccessOnFunctionFromSuperClass() throws Exception {
diff --git a/analysis/analysis-api-standalone/tests-gen/org/jetbrains/kotlin/analysis/api/standalone/fir/test/cases/generated/cases/references/FirStandaloneNormalAnalysisSourceModuleReferenceResolveTestGenerated.java b/analysis/analysis-api-standalone/tests-gen/org/jetbrains/kotlin/analysis/api/standalone/fir/test/cases/generated/cases/references/FirStandaloneNormalAnalysisSourceModuleReferenceResolveTestGenerated.java
index 7727652fc1d..fd189fa85ff 100644
--- a/analysis/analysis-api-standalone/tests-gen/org/jetbrains/kotlin/analysis/api/standalone/fir/test/cases/generated/cases/references/FirStandaloneNormalAnalysisSourceModuleReferenceResolveTestGenerated.java
+++ b/analysis/analysis-api-standalone/tests-gen/org/jetbrains/kotlin/analysis/api/standalone/fir/test/cases/generated/cases/references/FirStandaloneNormalAnalysisSourceModuleReferenceResolveTestGenerated.java
@@ -1309,6 +1309,82 @@ public class FirStandaloneNormalAnalysisSourceModuleReferenceResolveTestGenerate
             KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("analysis/analysis-api/testData/referenceResolve/kDoc"), Pattern.compile("^([^.]+)\\.kt$"), null, true);
         }
 
+        @Nested
+        @TestMetadata("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject")
+        @TestDataPath("$PROJECT_ROOT")
+        public class CompanionObject {
+            @Test
+            public void testAllFilesPresentInCompanionObject() throws Exception {
+                KtTestUtil.assertAllTestsPresentByMetadataWithExcluded(this.getClass(), new File("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject"), Pattern.compile("^([^.]+)\\.kt$"), null, true);
+            }
+
+            @Test
+            @TestMetadata("childQualifiedFunctionFromSuperClassCompanion.kt")
+            public void testChildQualifiedFunctionFromSuperClassCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/childQualifiedFunctionFromSuperClassCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedClassNestedInClassNestedInCompanion.kt")
+            public void testQualifiedClassNestedInClassNestedInCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedClassNestedInClassNestedInCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromCompanion.kt")
+            public void testQualifiedFunctionFromCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromCompanionInOtherFile.kt")
+            public void testQualifiedFunctionFromCompanionInOtherFile() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanionInOtherFile.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromCompanionWithImport.kt")
+            public void testQualifiedFunctionFromCompanionWithImport() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanionWithImport.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromOwnCompanion.kt")
+            public void testQualifiedFunctionFromOwnCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromOwnCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromSuperClassCompanion.kt")
+            public void testQualifiedFunctionFromSuperClassCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromSuperClassCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionFromSuperClassCompanionInOtherFile.kt")
+            public void testQualifiedFunctionFromSuperClassCompanionInOtherFile() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromSuperClassCompanionInOtherFile.kt");
+            }
+
+            @Test
+            @TestMetadata("qualifiedFunctionOfClassNestedInCompanion.kt")
+            public void testQualifiedFunctionOfClassNestedInCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionOfClassNestedInCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("unqualifiedFunctionFromOwnCompanion.kt")
+            public void testUnqualifiedFunctionFromOwnCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/unqualifiedFunctionFromOwnCompanion.kt");
+            }
+
+            @Test
+            @TestMetadata("unqualifiedFunctionFromSuperClassCompanion.kt")
+            public void testUnqualifiedFunctionFromSuperClassCompanion() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/unqualifiedFunctionFromSuperClassCompanion.kt");
+            }
+        }
+
         @Nested
         @TestMetadata("analysis/analysis-api/testData/referenceResolve/kDoc/imports")
         @TestDataPath("$PROJECT_ROOT")
@@ -1842,6 +1918,12 @@ public class FirStandaloneNormalAnalysisSourceModuleReferenceResolveTestGenerate
                 runTest("analysis/analysis-api/testData/referenceResolve/kDoc/withErrors/invalidPropertyAccessOnFunction.kt");
             }
 
+            @Test
+            @TestMetadata("invalidPropertyAccessOnFunctionFromCompanionObject.kt")
+            public void testInvalidPropertyAccessOnFunctionFromCompanionObject() throws Exception {
+                runTest("analysis/analysis-api/testData/referenceResolve/kDoc/withErrors/invalidPropertyAccessOnFunctionFromCompanionObject.kt");
+            }
+
             @Test
             @TestMetadata("invalidPropertyAccessOnFunctionFromSuperClass.kt")
             public void testInvalidPropertyAccessOnFunctionFromSuperClass() throws Exception {
diff --git a/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/childQualifiedFunctionFromSuperClassCompanion.kt b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/childQualifiedFunctionFromSuperClassCompanion.kt
new file mode 100644
index 00000000000..af736c32008
--- /dev/null
+++ b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/childQualifiedFunctionFromSuperClassCompanion.kt
@@ -0,0 +1,12 @@
+// UNRESOLVED_REFERENCE
+
+open class Base {
+    companion object {
+        fun foo() {}
+    }
+}
+
+/**
+ * [Child.f<caret>oo]
+ */
+class Child : Base() { }
diff --git a/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedClassNestedInClassNestedInCompanion.kt b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedClassNestedInClassNestedInCompanion.kt
new file mode 100644
index 00000000000..3cceeda8d0a
--- /dev/null
+++ b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedClassNestedInClassNestedInCompanion.kt
@@ -0,0 +1,16 @@
+class C {
+    class X {
+        companion object {
+            class YY {
+                class ZZ { }
+            }
+        }
+    }
+
+    /**
+     * [X.YY.Z<caret>Z]
+     */
+    fun g() {
+
+    }
+}
diff --git a/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedClassNestedInClassNestedInCompanion.txt b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedClassNestedInClassNestedInCompanion.txt
new file mode 100644
index 00000000000..21d610c01fc
--- /dev/null
+++ b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedClassNestedInClassNestedInCompanion.txt
@@ -0,0 +1,2 @@
+Resolved to:
+0: (in C.X.Companion.YY) class ZZ
diff --git a/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanion.kt b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanion.kt
new file mode 100644
index 00000000000..cdd8da29de1
--- /dev/null
+++ b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanion.kt
@@ -0,0 +1,10 @@
+class ClassWithCompanion {
+    companion object {
+        fun foo() { }
+    }
+}
+
+/**
+ * [ClassWithCompanion.f<caret>oo]
+ */
+fun test() { }
diff --git a/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanion.txt b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanion.txt
new file mode 100644
index 00000000000..f7d918c703c
--- /dev/null
+++ b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanion.txt
@@ -0,0 +1,2 @@
+Resolved to:
+0: (in ClassWithCompanion.Companion) fun foo()
diff --git a/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanionInOtherFile.kt b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanionInOtherFile.kt
new file mode 100644
index 00000000000..b5904ea594a
--- /dev/null
+++ b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanionInOtherFile.kt
@@ -0,0 +1,14 @@
+// FILE: ClassWithCompanion.kt
+
+class ClassWithCompanion {
+    companion object {
+        fun foo() { }
+    }
+}
+
+// FILE: main.kt
+
+/**
+ * [ClassWithCompanion.f<caret>oo]
+ */
+fun test() { }
diff --git a/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanionInOtherFile.txt b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanionInOtherFile.txt
new file mode 100644
index 00000000000..f7d918c703c
--- /dev/null
+++ b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanionInOtherFile.txt
@@ -0,0 +1,2 @@
+Resolved to:
+0: (in ClassWithCompanion.Companion) fun foo()
diff --git a/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanionWithImport.kt b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanionWithImport.kt
new file mode 100644
index 00000000000..352cd4432c1
--- /dev/null
+++ b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanionWithImport.kt
@@ -0,0 +1,16 @@
+// FILE: ClassWithCompanion.kt
+package bar
+
+class ClassWithCompanion {
+    companion object {
+        fun foo() { }
+    }
+}
+
+// FILE: main.kt
+import bar.ClassWithCompanion
+
+/**
+ * [ClassWithCompanion.f<caret>oo]
+ */
+fun test() { }
diff --git a/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanionWithImport.txt b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanionWithImport.txt
new file mode 100644
index 00000000000..adaed99f574
--- /dev/null
+++ b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromCompanionWithImport.txt
@@ -0,0 +1,2 @@
+Resolved to:
+0: (in bar.ClassWithCompanion.Companion) fun foo()
\ No newline at end of file
diff --git a/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromOwnCompanion.kt b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromOwnCompanion.kt
new file mode 100644
index 00000000000..872f7b71fb2
--- /dev/null
+++ b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromOwnCompanion.kt
@@ -0,0 +1,8 @@
+/**
+ * [Base.f<caret>oo]
+ */
+class Base {
+    companion object {
+        fun foo() {}
+    }
+}
diff --git a/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromOwnCompanion.txt b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromOwnCompanion.txt
new file mode 100644
index 00000000000..6ad10db382c
--- /dev/null
+++ b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromOwnCompanion.txt
@@ -0,0 +1,2 @@
+Resolved to:
+0: (in Base.Companion) fun foo()
diff --git a/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromSuperClassCompanion.kt b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromSuperClassCompanion.kt
new file mode 100644
index 00000000000..9d7534ce809
--- /dev/null
+++ b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromSuperClassCompanion.kt
@@ -0,0 +1,10 @@
+open class Base {
+    companion object {
+        fun foo() {}
+    }
+}
+
+/**
+ * [Base.f<caret>oo]
+ */
+class Child : Base() { }
diff --git a/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromSuperClassCompanion.txt b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromSuperClassCompanion.txt
new file mode 100644
index 00000000000..6ad10db382c
--- /dev/null
+++ b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromSuperClassCompanion.txt
@@ -0,0 +1,2 @@
+Resolved to:
+0: (in Base.Companion) fun foo()
diff --git a/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromSuperClassCompanionInOtherFile.kt b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromSuperClassCompanionInOtherFile.kt
new file mode 100644
index 00000000000..606e1c2f859
--- /dev/null
+++ b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromSuperClassCompanionInOtherFile.kt
@@ -0,0 +1,14 @@
+// FILE: Base.kt
+
+open class Base {
+    companion object {
+        fun foo() {}
+    }
+}
+
+// FILE: main.kt
+
+/**
+ * [Base.f<caret>oo]
+ */
+class Child : Base() { }
diff --git a/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromSuperClassCompanionInOtherFile.txt b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromSuperClassCompanionInOtherFile.txt
new file mode 100644
index 00000000000..6ad10db382c
--- /dev/null
+++ b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionFromSuperClassCompanionInOtherFile.txt
@@ -0,0 +1,2 @@
+Resolved to:
+0: (in Base.Companion) fun foo()
diff --git a/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionOfClassNestedInCompanion.kt b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionOfClassNestedInCompanion.kt
new file mode 100644
index 00000000000..95664c37a44
--- /dev/null
+++ b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionOfClassNestedInCompanion.kt
@@ -0,0 +1,16 @@
+class C {
+    class X {
+        companion object {
+            class YY {
+                fun aa() {}
+            }
+        }
+    }
+
+    /**
+     * [X.YY.a<caret>a]
+     */
+    fun g() {
+
+    }
+}
diff --git a/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionOfClassNestedInCompanion.txt b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionOfClassNestedInCompanion.txt
new file mode 100644
index 00000000000..89feaedbe59
--- /dev/null
+++ b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/qualifiedFunctionOfClassNestedInCompanion.txt
@@ -0,0 +1,2 @@
+Resolved to:
+0: (in C.X.Companion.YY) fun aa()
diff --git a/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/unqualifiedFunctionFromOwnCompanion.kt b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/unqualifiedFunctionFromOwnCompanion.kt
new file mode 100644
index 00000000000..c9d3592180f
--- /dev/null
+++ b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/unqualifiedFunctionFromOwnCompanion.kt
@@ -0,0 +1,8 @@
+/**
+ * [f<caret>oo]
+ */
+class Base {
+    companion object {
+        fun foo() {}
+    }
+}
diff --git a/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/unqualifiedFunctionFromOwnCompanion.txt b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/unqualifiedFunctionFromOwnCompanion.txt
new file mode 100644
index 00000000000..6ad10db382c
--- /dev/null
+++ b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/unqualifiedFunctionFromOwnCompanion.txt
@@ -0,0 +1,2 @@
+Resolved to:
+0: (in Base.Companion) fun foo()
diff --git a/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/unqualifiedFunctionFromSuperClassCompanion.kt b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/unqualifiedFunctionFromSuperClassCompanion.kt
new file mode 100644
index 00000000000..860ff6cf354
--- /dev/null
+++ b/analysis/analysis-api/testData/referenceResolve/kDoc/companionObject/unqualifiedFunctionFromSuperClassCompanion.kt
@@ -0,0 +1,12 @@
+// UNRESOLVED_REFERENCE
+
+open class Base {
+    companion object {
+        fun foo() {}
+    }
+}
+
+/**
+ * [f<caret>oo]
+ */
+class Child : Base() { }
diff --git a/analysis/analysis-api/testData/referenceResolve/kDoc/withErrors/invalidPropertyAccessOnFunctionFromCompanionObject.kt b/analysis/analysis-api/testData/referenceResolve/kDoc/withErrors/invalidPropertyAccessOnFunctionFromCompanionObject.kt
new file mode 100644
index 00000000000..7563120e49a
--- /dev/null
+++ b/analysis/analysis-api/testData/referenceResolve/kDoc/withErrors/invalidPropertyAccessOnFunctionFromCompanionObject.kt
@@ -0,0 +1,10 @@
+class A {
+    companion object {
+        fun toName(): String = ""
+    }
+}
+
+/**
+ * [A.<caret>toName.length]
+ */
+fun foo() {}
diff --git a/analysis/analysis-api/testData/referenceResolve/kDoc/withErrors/invalidPropertyAccessOnFunctionFromCompanionObject.txt b/analysis/analysis-api/testData/referenceResolve/kDoc/withErrors/invalidPropertyAccessOnFunctionFromCompanionObject.txt
new file mode 100644
index 00000000000..ebd20989998
--- /dev/null
+++ b/analysis/analysis-api/testData/referenceResolve/kDoc/withErrors/invalidPropertyAccessOnFunctionFromCompanionObject.txt
@@ -0,0 +1,2 @@
+Resolved to:
+0: (in A.Companion) fun toName(): kotlin.String