ARLINGTON, Texas, ENGLEWOOD, Colo., and NORWELL, Mass. — Bluestone Energy Services LLC, a division of Oakland, California-based OpTerra Energy Services and a provider of energy conservation services for commercial and industrial clients, has announced the addition of three business development managers to help meet the growing demand for turnkey energy conservation services. The expansion comes at a time when the two companies prepare to unify under the OpTerra Energy Services name.

An energy veteran with more than 10 years of experience in the industry, Philip Mango will be opening the Texas market for OpTerra’s Commercial & Industrial Division as business development manager for the region. Most recently with EnerNOC, Mango has worked successfully with large commercial and enterprise customers on energy procurement, demand response, and energy intelligence software. He will be helping to employ energy efficiency strategies for retail and corporate clients and utilities from OpTerra’s Arlington, Texas, office.

Jim Fiorentino has a lengthy background in providing both new and retrofit energy efficiency solutions to businesses in the commercial and industrial sectors. In his most recent role at Lightstat, he sold energy management hardware and software products to national retailers as well as a variety of customers within the QSR industry. In his new role as business development manager for OpTerra, Fiorentino will be helping businesses in western Massachusetts, Connecticut, and Albany, New York decrease their energy consumption and costs through the integration of energy reduction solutions.

Based out of parent company OpTerra Energy Services’ Englewood, Colorado, office, Brian Sobnosky is the business development manager for the Intermountain Region’s Commercial and Industrial Division. Sobnosky brings nine years of experience in the industrial, commercial, and technology marketspaces to Bluestone. He has an extensive history with large industrial customers in a variety of vertical markets and has helped companies significantly reduce their energy consumption by providing energy efficient solutions to both HVAC infrastructure and processing equipment.

“I am thrilled to announce the addition of Philip, Jim, and Brian as the next step in our national expansion,” said Ryan Blair, president, Bluestone Energy Services. “Their expertise will be invaluable as we grow in the Texas, New England, and Intermountain regions. Thanks to the variety of utility incentives available right now, the growth in demand for energy efficiency in the commercial and industrial space has been impressive.”

For more information about Bluestone Energy Services, visit

For more information about OpTerra Energy Services, visit

Publication date: 11/26/2015

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