Audio / Video Consoles and Matrix Unit Repairs


GTS is now a source for your Audio / Video Console Units and Matrix repairs. 


We currently repair:

  • American Vault

  • Hamilton / Greyfield

  • Diebold

  • Audio Authority

  • Comco


Our repair services are continuously expanding, so feel free to call 304-645-6263 and ask for Missy Morgan or you can email


Please try include the OEM part number, problem (if known), contact info with email address and return shipping information. 


 Ship to the address below and we will be touch.

 Greenbrier Technical Services

Attn: New Quote

869 Edgar Ave

Ronceverte, WV 24970