December 17, 2007. NexGen Energy Solutions, LLC, a renewable energy integration company with an extensive presence in eastern Massachusetts and southern New Hampshire, was acquired by Nexamp, Inc. NexGen was founded in 2006 by Dan Leary, who is now the President and Chief Operations Officer of Nexamp. Over the past two years, NexGen has installed some of the largest solar photovoltaic systems in the state of Massachusetts. Nexamp offers a broad range of energy and carbon reduction solutions to businesses, governments, and homeowners. Learn more about Nexamp.