Electric
Four electric distribution companies operate in New Hampshire, each serving a mutually exclusive franchise territory.
Public Service Company of New Hampshire d/b/a Eversource Energy
Eversource serves approximately 534,000 customers or 71 percent of the retail customers in New Hampshire. The company serves geographically and demographically diverse areas, ranging from urban, southern areas to rural, northern areas of the state. Eversource sold its fossil and hydro generation facilities in New Hampshire pursuant to a settlement approved by the Commission. The sale was completed in 2018. Since 2018, Eversource has operated as a distribution and transmission-only electric utility.
Liberty Utilities (Granite State Electric) Corp. d/b/a Liberty
Liberty has a franchise territory that includes western and southern areas of the state, serving approximately 46,000 customers in 21 communities, or approximately 6 percent of the retail customers in New Hampshire.
Unitil Energy Systems, Inc.
Unitil serves approximately 81,000 customers in the Seacoast and Capital areas, or approximately 11 percent of New Hampshire's retail customers. Unitil Energy Systems, Inc. is a subsidiary of Unitil Corporation.
The New Hampshire Electric Cooperative, Inc. (NHEC)
NHEC provides electric service to approximately 88,000 customers or about 12 percent of retail customers throughout the central part of New Hampshire. NHEC is a rural cooperative and holds a certificate of deregulation with the Commission. As a result, NHEC is not rate regulated, although it is subject to some oversight from the Commission and is required to allow its customers to purchase electric supplies from third-party competitive providers.