Energy Efficiency companies

Reading Municipal Light Department is a Massachusetts municipal electric utility serving four communities near Boston, providing electricity to over 70,000 cust…

ON.energy develops and operates energy storage and power infrastructure solutions for AI, cloud computing, and industrial clients across North America and Latin…

Critical Energy builds factory-made, modular power plants that convert heat into electricity, deployable in weeks for applications like geothermal, waste heat r…

SOLV Energy is a U.S.-based renewable energy infrastructure provider specializing in utility-scale solar, battery storage, and high-voltage projects.

Giga Energy builds and operates energy infrastructure - including transformers, switchboards, and modular data centers - to power the grid and meet AI-driven de…

Signal Energy Logo is a renewable energy EPC contractor that builds solar and other renewable energy projects across North America and Australia.

Leeward Renewable Energy owns and operates utility-scale wind, solar, and energy storage projects across the United States, managing approximately 4 GW of gener…

Deriva Energy develops, operates, and scales utility-scale wind, solar, and energy storage projects across the United States from its Charlotte headquarters.

Terabase Energy builds a digital and automation platform to reduce costs and improve scalability across the lifecycle of utility-scale solar projects.

Dominion Energy is a US utility providing electricity and natural gas to over 7 million customer accounts across 20 states, with operations in solar, nuclear, a…

Consumers Energy is one of the largest combination electric and natural gas utilities in the US, serving approximately 6.8 million residents across Michigan's L…

SB Energy is a U.S. platform that develops, constructs, and operates large-scale energy and digital infrastructure, including solar farms and data centers.

Electric Power Engineers is a global power systems engineering and consulting firm serving utilities, developers, and government entities across the energy ecos…

Fluence Energy is a global leader in intelligent energy storage systems and optimization software for renewables and grid infrastructure.

Xcel Energy Services Inc is a major U.S. electric and natural gas utility serving approximately 3.9 million electric and 1.8 million natural gas customers acros…

Commonwealth Associates is an employee-owned engineering and consulting firm providing power system engineering, substation design, and renewable energy service…

LUMA Energy operates Puerto Rico's electricity transmission and distribution system, serving 1.5 million customers across the island.

ALLETE is an investor-owned energy company providing utility services in Minnesota and Wisconsin while investing in clean energy projects, wind generation, and…

Hydro Ottawa is a regulated electricity distribution company that delivers power to over 377,000 customers in Ottawa and Casselman, Ontario, and is active in gr…

Aypa Power is a North American developer, owner, and operator of utility-scale energy storage and hybrid renewable energy projects.