Contact Us

We want to help, whether you have general questions or a specific request. Call or email us directly and we’ll reach out to you as soon as possible.

Mailing Address

General Inquiries:
Think Energy
4 Post Office Lane 
Unit 1288
Greens Farms, CT 06838

Payments:
Think Energy
P.O. Box 5344
Sioux Falls, SD 57117

Phone Number

Customer Service:
Monday-Friday, 8am-8pm EST
1.888.923.3633

Email Address

Customer Service & General Inquiries:
care@thinkenergy.com

License Numbers

  • Massachusetts: License # CS-087
  • Maryland: Reference # IR-2404
  • Texas: PUCT # 10315 for MI Texas REP 2 dba Think Energy
  • Illinois: License # 11-0531
  • New York: ESCO: THNK
  • Pennsylvania: A-2011-2268361
  • Connecticut: Docket # 11-10-14 & 11-10-14RE01
  • Delaware: Docket # 11-482
  • District of Columbia: Order # 16630
  • Maine: Docket # 2011-425
  • New Jersey: # ESL-0120
  • Ohio: # 11-407E(1)
  • New Hampshire: #DM 15-490
  • Rhode Island: #D-96-6(R7)

New customers who switch to Think Energy are eligible for a $100 gift card!

Eligibility requirements apply. New York customers not eligible.