Residential

Commercial

Texas

New Commercial Service
Call 855-GMEC-4TX (855-463-2489)

Customer Service
Mon. – Fri. 7:00am – 7pm (Central Time)
Call 1-866-280-3603
E-mail: gmecbizcare@greenmountain.com

New York

New Commercial Service
Call 855-GMEC-4NY (855-463-2469)

Customer Service
Mon. – Fri. 8:30am – 7:00 pm (Eastern Time)
Call 800-455-8545
E-mail: nybizcs@greenmountain.com

New Jersey

New Commercial Service
Call 855-GMEC-4NY (855-463-2465)

Customer Service
Mon. – Fri. 8:00am – 7:00 pm (Eastern Time)
Call 888-232-3658
E-mail: customercare@greenmountain.com

Pennsylvania

New Commercial Service
Call 855-GMEC-4PA (855-463-2472

Customer Service
Mon. – Fri. 8:00am – 7:00 pm (Eastern Time)
Call 888-232-3658
E-mail: customercare@greenmountain.com

Corporate

Corporate Office

Green Mountain Energy
P.O. Box 689008
Austin, Texas 78768

Main Number: 512-691-6100
Employee Directory: 888-380-9410

Channel Partners

If you are interested in partnering with Green Mountain and helping to bring cost-competitive, cleaner energy products to business customers nationwide, visit our channel partners page.
Learn More

Marketing Opportunities

To contact us about sponsorships, advertising, paid media opportunities, etc., please email details of your proposal to marketing@greenmountain.com.

Contact Customer Service Online!