I have some notes based on my reading on this:
Borderland: Arunisiir (notes say GeDeCo or API), Byrni, Ergo (formerly GeDeCo), Exe, Falcon, Inurin, Sperle, Tech World
Tlaiowaha: Vorito
Sindal: Dolberg, Marduk, Oghma, Palindrome, Thebus (formerly GeDeCo), Theev, Vume
Dpres: 291-540 (my notes...