Founded in 2008, Maryland-based Astrum is a significant player in the northeastern US residential PV market, and has a presence in California, having installed about 4,000 PV systems in total.

Direct Energy, acquired by Centrica in 2000, boasts more than 6 million residential power customers across North America, including in 46 US states and 10 Canadian provinces.

The acquisition follows E.ON’s investment in Astrum rival Sungevity this spring.

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