Operating Companies
Berkshire Gas
The Berkshire Gas Company is a subsidiary of Avangrid Networks, Inc. Established in 1853, Berkshire Gas operates 764 miles of natural gas distribution pipeline, serving approximately 40,000 customers across 20 Western Massachusetts communities. For more information, visit www.berkshiregas.com.
Central Maine Power
Central Maine Power Company (CMP), a subsidiary of Avangrid Networks, Inc., is Maine’s largest electricity transmission and distribution utility. Established in 1899, CMP operates approximately 23,500 miles of distribution lines and 2,900 miles of transmission lines. It serves approximately 624,000 customers across 346 communities in central and southern Maine. . For more information, visit www.cmpco.com.
Connecticut Natural Gas
Connecticut Natural Gas Corporation (CNG) is a subsidiary of Avangrid Networks, Inc. Established in 1848, CNG operates 2,160 miles of natural gas distribution pipeline, serving approximately 177,000 customers across 26 communities in the greater Hartford-New Britain area, and Greenwich, Connecticut. For more information, visit www.cngcorp.com.
Maine Natural Gas
Maine Natural Gas Corporation (MNG) is a subsidiary of Avangrid Networks, Inc. Established in 1999, MNG operates 205 miles of natural gas distribution pipeline, serving approximately 4,600 customers across 12 central and mid-coast communities in Maine. For more information, visit www.mainenaturalgas.com
New York State Electric & Gas Corporation (NYSEG) is a subsidiary of Avangrid Networks, Inc. Established in 1852, NYSEG operates approximately 35,000 miles of electric distribution lines and 4,500 miles of electric transmission lines across more than 40% of upstate New York. It also operates more than 8,150 miles of natural gas distribution pipelines and 20 miles of gas transmission pipelines. It serves approximately 894,000 electricity customers and 266,000 natural gas customers. For more information, visit www.nyseg.com.
Rochester Gas and Electric
Rochester Gas and Electric Corporation (RG&E) is a subsidiary of Avangrid Networks, Inc. Established in 1848, RG&E operates approximately 8,800 miles of electric distribution lines and 1,100 miles of electric transmission lines. It also operates approximately 10,600 miles of natural gas distribution pipelines and 105 miles of gas transmission pipelines. It serves approximately 378,500 electricity customers and 313,000 natural gas customers in a nine-county region in New York surrounding the City of Rochester. For more information, visit www.rge.com
Southern Connecticut Gas
The Southern Connecticut Gas Company (SCG) is a subsidiary of Avangid Networks, Inc. Established in 1847, SCG operates approximately 2,500 miles of natural gas distribution pipelines, serving approximately 197,000 customers in the greater New Haven and Bridgeport areas of Connecticut. . For more information, visit www.soconngas.com.
United Illuminating
The United Illuminating Company (UI) is a subsidiary of Avangrid Networks, Inc. Established in 1899, UI operates approximately 3,500 miles of electric distribution lines and 139 miles of transmission lines. It serves approximately 335,000 customers in the greater New Haven and Bridgeport areas of Connecticut. For more information, visit www.uinet.com.
