Mark Huston

President, Constellation’s National Retail Energy Business

Mark Huston, President, Constellation’s National Retail Energy Business

A 37-year veteran of the energy industry, Huston oversees Constellation’s industry-leading national retail energy business. He is responsible for the sales and marketing of power and natural gas, as well as clean energy and innovative solutions to commercial, industrial and residential customers in the United States.

Professional History

Huston has been a leader in Constellation’s retail business since 2006 and has overseen its development into a national leader offering customers a range of solutions to manage energy-related costs over time. He oversaw a series of acquisitions which became the foundation for Constellation’s retail business including AES NewEnergy, Alliance Energy Services, Kaztex Energy Management, Blackhawk Energy Services, StarTex Power, MXenergy, Exelon Energy Services, ProLiance, Integrys Energy Services, ConEdison Solutions, and FDG. Today, Constellation's family of retail businesses serves approximately two million residential, public sector and business customers, including three-fourths of the Fortune 100, and does business in 48 states and Washington, D.C.

Huston’s prior leadership positions at Constellation include: Co-President of Customer Supply overseeing competitive retail and wholesale businesses; VP of Electric Transmission & Distribution for BGE overseeing the design, engineering, construction and operations for the utility’s electric system; VP Corporate Strategy & Development overseeing strategy and acquisitions. Huston began his Constellation career as a summer student/scholarship recipient in 1981 and worked as a co-operative engineering student until joining the company full time in 1986.

Civic Involvement

Huston is Vice Chairman of Catholic Charities Blasé Cooke Classic and a board member with the Economic Alliance of Greater Baltimore (EAGB). He is the Outgoing Chairman of the Maryland Science Center, the Catholic Charities Leadership Breakfast, and the United Way Tocqueville Society. His former board participation also includes: Baltimore Municipal Golf Corporation, First Tee Baltimore, University of Maryland’s Dean of Engineering Board of Visitors, Special Olympics Maryland, Howard Community College Foundation and the Maryland Chamber of Commerce.


Huston received a bachelor’s degree in mechanical engineering under the co-operative education program from the University of Maryland, College Park, and a master’s degree in applied management from the University of Maryland, University College.