Add 4ARMED to the list of Go users in the UK.
diff --git a/GoUsers.md b/GoUsers.md
index c4a2d59..087b5b4 100644
--- a/GoUsers.md
+++ b/GoUsers.md
@@ -1333,6 +1333,7 @@
   * [Milenow](https://www.milenow.com/)
   * [PayTabs](https://paytabs.com/) Payment Gateway - Dubai
 ## United Kingdom
+  * [4ARMED](https://www.4armed.com/)
   * [Acuris](https://www.acuris.com/)
   * [Admongrel](http://www.admongrel.com/)
   * [A1comms](https://www.a1comms.com/)