North American Power and Gas LLC

About North American Power and Gas LLC

North American Power and Gas LLC is a retail electricity and natural gas supplier founded in 2009 and headquartered in Norwalk, Connecticut. The company serves residential and small-business customers in deregulated states across the Northeast and Midwest. It was acquired by Calpine Corporation in January 2017 and, following Constellation Energy's acquisition of Calpine in January 2026, now operates within Constellation's retail portfolio.

Ownership timeline

Documented corporate events. Each entry links to a primary source.

1. 2009
   North American Power and Gas LLC founded in South Norwalk, Connecticut by Kerry Breitbart and Carey Turnbull as an independent retail energy supplier. [source]
2. November 20, 2016
   Calpine Corporation (via Calpine Energy Services Holdco LLC) announced an agreement to acquire all membership interests of North American Power and Gas LLC from its private owners. [source]
3. January 17, 2017
   Calpine completed the acquisition of North American Power and Gas LLC for approximately $105 million (excluding working capital adjustments), integrating it into Calpine's Champion Energy retail platform. [source]
4. March 8, 2018
   Calpine Corporation (and its retail subsidiaries including NAPG) is taken private by a consortium led by Energy Capital Partners, along with Access Industries and the Canada Pension Plan Investment Board. [source]
5. January 7, 2026
   Constellation Energy completed its $16.4 billion acquisition of Calpine Corporation from Energy Capital Partners, making Constellation the ultimate parent of North American Power and Gas LLC. [source]

Track record

Documented regulatory actions, litigation outcomes, and major corporate events. Each entry is sourced. Pending matters and unresolved allegations are not listed.

• regulatory
  June 2011

  Maryland Public Service Commission fined North American Power and Gas $100,000 for deceptive marketing practices, finding 19 specific violations including deceptive statements by independent salespeople and inaccurate price descriptions in terms and conditions. The company was also ordered to cease door-to-door solicitation in Maryland to retain its license. [source]

• litigation
  August 3, 2018

  U.S. District Court for the District of Connecticut (Judge Victor A. Bolden) granted final approval of a $16.05 million class action settlement in Edwards v. North American Power & Gas LLC (No. 3:14-cv-01714), consolidating five related cases. The settlement resolved claims that NAPG overcharged customers by imposing variable rates far above market after an initial teaser period, covering customers in eleven states between February 20, 2012 and June 5, 2017. NAPG did not admit liability. [source]

Rate history

North American Power and Gas LLC's lowest fixed and variable rates over time, broken out by territory.