diff --git a/service/builder/builder.go b/service/internal/builder/builder.go
similarity index 100%
rename from service/builder/builder.go
rename to service/internal/builder/builder.go
diff --git a/service/builder/doc.go b/service/internal/builder/doc.go
similarity index 100%
rename from service/builder/doc.go
rename to service/internal/builder/doc.go
diff --git a/service/builder/exporters_builder.go b/service/internal/builder/exporters_builder.go
similarity index 100%
rename from service/builder/exporters_builder.go
rename to service/internal/builder/exporters_builder.go
diff --git a/service/builder/exporters_builder_test.go b/service/internal/builder/exporters_builder_test.go
similarity index 100%
rename from service/builder/exporters_builder_test.go
rename to service/internal/builder/exporters_builder_test.go
diff --git a/service/builder/extensions_builder.go b/service/internal/builder/extensions_builder.go
similarity index 100%
rename from service/builder/extensions_builder.go
rename to service/internal/builder/extensions_builder.go
diff --git a/service/builder/pipelines_builder.go b/service/internal/builder/pipelines_builder.go
similarity index 100%
rename from service/builder/pipelines_builder.go
rename to service/internal/builder/pipelines_builder.go
diff --git a/service/builder/pipelines_builder_test.go b/service/internal/builder/pipelines_builder_test.go
similarity index 100%
rename from service/builder/pipelines_builder_test.go
rename to service/internal/builder/pipelines_builder_test.go
diff --git a/service/builder/receivers_builder.go b/service/internal/builder/receivers_builder.go
similarity index 100%
rename from service/builder/receivers_builder.go
rename to service/internal/builder/receivers_builder.go
diff --git a/service/builder/receivers_builder_test.go b/service/internal/builder/receivers_builder_test.go
similarity index 100%
rename from service/builder/receivers_builder_test.go
rename to service/internal/builder/receivers_builder_test.go
diff --git a/service/builder/testdata/bad_processor_factory.yaml b/service/internal/builder/testdata/bad_processor_factory.yaml
similarity index 100%
rename from service/builder/testdata/bad_processor_factory.yaml
rename to service/internal/builder/testdata/bad_processor_factory.yaml
diff --git a/service/builder/testdata/bad_receiver_factory.yaml b/service/internal/builder/testdata/bad_receiver_factory.yaml
similarity index 100%
rename from service/builder/testdata/bad_receiver_factory.yaml
rename to service/internal/builder/testdata/bad_receiver_factory.yaml
diff --git a/service/builder/testdata/pipelines_builder.yaml b/service/internal/builder/testdata/pipelines_builder.yaml
similarity index 100%
rename from service/builder/testdata/pipelines_builder.yaml
rename to service/internal/builder/testdata/pipelines_builder.yaml
diff --git a/service/builder/testdata/unused_receiver.yaml b/service/internal/builder/testdata/unused_receiver.yaml
similarity index 100%
rename from service/builder/testdata/unused_receiver.yaml
rename to service/internal/builder/testdata/unused_receiver.yaml
diff --git a/service/service.go b/service/service.go
index 196116c51fc..dc7a136f8c2 100644
--- a/service/service.go
+++ b/service/service.go
@@ -41,8 +41,8 @@ import (
 	"go.opentelemetry.io/collector/consumer/consumererror"
 	"go.opentelemetry.io/collector/internal/collector/telemetry"
 	"go.opentelemetry.io/collector/internal/version"
-	"go.opentelemetry.io/collector/service/builder"
 	"go.opentelemetry.io/collector/service/internal"
+	"go.opentelemetry.io/collector/service/internal/builder"
 )
 
 const (
diff --git a/service/service_test.go b/service/service_test.go
index 7b8800609be..003fc51b766 100644
--- a/service/service_test.go
+++ b/service/service_test.go
@@ -44,8 +44,8 @@ import (
 	"go.opentelemetry.io/collector/processor/attributesprocessor"
 	"go.opentelemetry.io/collector/processor/batchprocessor"
 	"go.opentelemetry.io/collector/receiver/jaegerreceiver"
-	"go.opentelemetry.io/collector/service/builder"
 	"go.opentelemetry.io/collector/service/defaultcomponents"
+	"go.opentelemetry.io/collector/service/internal/builder"
 	"go.opentelemetry.io/collector/testutil"
 )