SEMCO ENERGY Gas Company, headquartered in Port Huron, Michigan, is a regulated public utility that delivers natural gas to approximately 310,000 residential, commercial, and industrial customers in service territories in the southern half of the state's Lower Peninsula (including in and around the cities of Albion, Battle Creek, Holland, Niles, Port Huron, and Three Rivers) and in the central, eastern, and western parts of the state's Upper Peninsula. SEMCO ENERGY is regulated by the Michigan Public Service Commission. Among other things, this agency sets the prices charged by the Company and the other terms and conditions of service to our customers. The Company's overall strategy is to provide excellent customer service and to grow our existing businesses. SEMCO Energy Gas Company is an indirect wholly-owned subsidiary of AltaGas Ltd. www.altagas.ca
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SEMCO ENERGY Questions
The SEMCO ENERGY annual revenue was $582.9 million in 2026.
Marc Simone is the President (SEMCO) and SVP of Capital Delivery (WGL and SEMCO) of SEMCO ENERGY.
184 people are employed at SEMCO ENERGY.
SEMCO ENERGY is based in Port Huron, Michigan.
The NAICS codes for SEMCO ENERGY are [22, 221].
The SIC codes for SEMCO ENERGY are [492, 49].
Top SEMCO ENERGY Employees
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35+ -
Mark Moses
Vice President, CFO and Treasurer at SEMCO ENERGY
Port Huron, MI, US25+ -
35+
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Mark Vanderheuvel
Director Of Engineering at SEMCO ENERGY
Detroit, MI, US11 -
Dana Kozara
Supply Chain Management at SEMCO ENERGY
Detroit, MI, US15+ -
Darcy Falkowski
Emergency Manager at SEMCO ENERGY
Port Huron, MI, US23 -
Darcy McLane
Director of Accounting at SEMCO ENERGY
Marysville, MI, US22 -
Dustin Youngs
Senior Manager of Engineering at SEMCO ENERGY
Port Huron, MI, US24 -
Philip Lenn
Operations Manager at SEMCO ENERGY
Port Huron, MI, US22 -
Aravind Dutta
Senior Voice Engineer at SEMCO ENERGY
Tempe, AZ, US14
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