​The Family of Companies pays its vendors and contractors electronically via ACH (automated clearing house) - please download, complete, and send the appropriate form per the individual form instructions.  Do not submit until instructed to do so.

Benefits include emailed remittance advice, no mail delays.

To avoid payment delay enrollment must be completed prior to the first invoice submittal.    Submit per the form instructions. 


ACH ENROLLMENT FORMS                                               

Georgia Transmission Corporation   _ NOTE:  GTC Contractors with services contracts are required to update their ACH information through the invoicing vendor portal.

Georgia System Operations Corporation

Oglethorpe Power Corporation 




This is a private computer facility, protected by a security system. Access to and use requires explicit written, current authorization and is limited to purposes of the organization's business. Unauthorized access or attempts to use, alter, destroy or damage data, programs or equipment may violate applicable law and could result in criminal prosecution, civil liability or both.

2100 East Exchange Place | Tucker GA 30084-5336

OPC: 770.270.7600 | GTC: 770.270.7400 | GSOC: 770.270.7200 | Toll-free: 800.241.5374

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