Contact Gateway
Have questions about our products and services? Here’s how to contact us:
Customer Service:
Phone:
(800) 805-8586
(888) 601-2178 (from Texas)
9 a.m.-8 p.m. Monday-Thursday, EST
9 a.m.-6 p.m. Friday, EST
Fax:
(877) 326-6810
E-mail:
customerservice@gesc.com
Mailing Address:
Customer Service Department
Gateway Energy Services
400 Rella Blvd., Suite 300
Montebello, N.Y. 10901
Sales:
Phone:
(800) 805-8586
9 a.m.-8 p.m. Monday-Thursday, EST
9 a.m.-6 p.m. Friday, EST
Fax:
(845) 503-2290
E-mail:
sales@gesc.com
Mailing Address:
Sales Department
Gateway Energy Services
400 Rella Blvd., Suite 300
Montebello, N.Y. 10901
Media:
Click here.
Investors:
Click here.
Contact your utility:
Click here.
Moving:
Call Customer Service at (800) 805-8586 to update your accounts.