The acquisition of ENGIE Services U.S. has been completed, according to a statement released by LS Power, a prominent development, investment, and operating business specializing in the North American power and energy infrastructure industry. ENGIE Services has changed its name back to OPTERRA Energy Services (“OPTERRA”) as part of the acquisition. Building on LS Power’s extensive history of providing dependable, economical, and creative energy solutions, OPTERRA has over 50 years of operating expertise and a solid track record.
Energy efficiency improvements, renewable energy systems, energy storage, microgrids, operations and maintenance, HVAC, lighting, and measurement and verification services are all included in OPTERRA’s comprehensive energy solutions.
Since 1974, OPTERRA has completed more than 9,000 public sector projects across North America. Notable examples include:
- The modernization of 72,000 streetlights for the District of Columbia
- Chula Vista Elementary School District’s 8.1 megawatts of solar installed across 48 sites and microgrid for emergency backup.
- The City of Milpitas’ integrated energy and water savings program, which is projected to save the city more than $30 million.
The Department of Veterans Affairs, the City of Arlington, Texas; Broward County, Florida; and the Oregon Community Unit School District in Illinois are among the other clients. OPTERRA has supported towns, counties, federal markets, and educational institutions by installing or delivering 375 MW of solar electricity and 24 current microgrid projects.
“Meeting America’s growing energy demand will require a ‘more-of-everything’ approach—and the energy services market is an integral piece of that puzzle,” stated LS Power CEO Paul Segal. “The addition of OPTERRA brings a rare combination of leadership talent, technical expertise and trusted customer relationships that enhance LS Power’s energy solutions platform. Their cutting-edge capabilities in energy efficiency services and low-carbon offerings are a strategic fit as we continue to expand our portfolio of power and infrastructure solutions.”
OPTERRA joins LS Power’s existing portfolio of energy infrastructure companies that provide energy efficiency and grid reliability services. Across these efforts, along with renewables and flexible gas generation, LS Power is both enhancing the nation’s power supply capacity and providing smart, customer-focused demand-side services.
“Reintroducing OPTERRA under LS Power marks an exciting new chapter for our legacy team dedicated to serving the public sector,” stated Courtney Jenkins, CEO of OPTERRA Energy Services. “We’re building on a proven foundation to deliver innovative, leading-edge technology solutions that make energy efficiency and low carbon projects accessible and impactful. Through our unique range of in-house experts, we empower our customers to meet aggressive goals around financial savings and energy resiliency that have a positive ripple effect across the communities we serve, fueling accelerated growth for both our customers and our mission.”
OPTERRA is headquartered in Oakland, California, and employs nearly 300 professionals. OPTERRA’s services and solutions have helped customers ranging from municipalities, K-16 education, special districts and state and federal agency partners achieve over $3 billion in guaranteed energy cost savings to date.
The transaction closed on June 12, 2025, following the satisfaction of customary closing conditions, including regulatory approvals in the United States.
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