Elizabethtown Gas, a subsidiary of SJI, is dedicated to delivering safe, reliable, affordable natural gas to over 300,000 customers in New Jersey. We serve residential, commercial, and industrial customers in parts of Union, Middlesex, Sussex, Warren, Hunterdon, Morris, and Mercer counties.

In 2023, for the ninth year in a row, Elizabethtown Gas ranked Highest in Customer Satisfaction with Residential Natural Gas Service in the East among Midsize Utilities by J.D. Power (For J.D. Power award information, visit jdpower.com/awards).
 
Our corporate headquarters is located in Union, New Jersey with divisional offices in New Village, Flemington, and Lafayette. The company also operates a training center in Union and a liquefied natural gas (LNG) facility for peaking supplies.