diff --git a/CODEOWNERS b/CODEOWNERS
new file mode 100644
index 0000000000..7d36f0e0ce
--- /dev/null
+++ b/CODEOWNERS
@@ -0,0 +1,2 @@
+# All changes should be reviewed by a member of one of the following teams
+* @primer/engineer-reviewers @primer/design-reviewers