About Us

Energy Resource Group Technologies, Inc., (ERGT) founded 1995, is Connecticut’s oldest Energy Conservation Services Company and is located in the Northford section of New Haven County. Since our founding 20 years ago, we have provided a variety of residential energy conservation services supported by the Connecticut Energy Efficiency Fund and administered by Eversource (formerly CL&P), The United Illuminating Company (UI), Yankee Gas Services YGS), Southern Connecticut Gas Company (SCGC) and Connecticut Natural Gas (CNG).

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