diff --git a/README.md b/README.md
index 2f3e7e8e..9dbc425d 100644
--- a/README.md
+++ b/README.md
@@ -2715,6 +2715,7 @@ Other Style Guides
 
   This is a list of organizations that are using this style guide. Send us a pull request and we'll add you to the list.
 
+  - **4Catalyzer**: [4Catalyzer/javascript](https://github.com/4Catalyzer/javascript)
   - **Aan Zee**: [AanZee/javascript](https://github.com/AanZee/javascript)
   - **Adult Swim**: [adult-swim/javascript](https://github.com/adult-swim/javascript)
   - **Airbnb**: [airbnb/javascript](https://github.com/airbnb/javascript)