diff --git a/README.md b/README.md
index bd863b4..6fc6c82 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@ Fork of SatNOGS Rotator Controller.
 
 https://gitlab.com/librespacefoundation/satnogs/satnogs-rotator-controller
 
-## Manufactured PCBs
+# Manufactured PCBs
 
 These boards were made by Dirty PCBs:
 
@@ -11,8 +11,20 @@ These boards were made by Dirty PCBs:
 ![Back of PCB](pics/rotator-dirtypcb-back-sm.jpg)
 ![Set of 12 PCBs](pics/rotator-dirtypcb-dozen-sm.jpg)
 
+## Dirty PCBs
 
-Original README below.
+PCBs by DirtyPCBs have been made. More info:
+
+[mfg/dirtypcbs](dirtypcbs)
+
+## ProtoExpress
+
+PCBs by ProtoExpress have been made. More info:
+
+[mfg/protoexpress](protoexpress)
+
+
+# Original README below.
 
 # SatNOGS Rotator Controller