diff --git a/AlgebraicDataflowArchitectureModel/models/CustomerOffice.model b/AlgebraicDataflowArchitectureModel/models/CustomerOffice.model
index 07e5d80..b3ddeb5 100644
--- a/AlgebraicDataflowArchitectureModel/models/CustomerOffice.model
+++ b/AlgebraicDataflowArchitectureModel/models/CustomerOffice.model
@@ -2,6 +2,10 @@
 	out customers(db:Map, addCustomer(uid:Str, off:Str)) == insert(db, uid, {"off": off})
 }
 
+channel CIO_AddCampany {
+	out companies(db:Map, addCampany(cid:Str, add:Str)) == insert(db, cid, {"add": add})
+}
+
 channel CIO_SetCustomerOff(uid:Str) {
 	out customers.{uid}.off(cid:Str, setOff(cid2)) == cid2
 }