GE Vernova Inc., an energy company, engages in the provision of various products and services that generate, transfer, orchestrate, convert, and store electricity in the United States, Europe, Asia, the Americas, the Middle East, and Africa. The company operates through three segments: Power, Wind, and Electrification. The Power segment designs, manufactures, and services gas, nuclear, hydro, and steam technologies. The Wind segment offers wind generation technologies, including onshore and offshore wind turbines and blades. The Electrification segment provides grid solutions, power conversion, solar, and storage solutions; and electrification software for the transmission, distribution, conversion, storage, and orchestration of electricity from point of generation to point of consumption. The company was incorporated in 2023 and is headquartered in Cambridge, Massachusetts.

Avangrid, Inc., an energy services holding company, engages in the regulated energy transmission and distribution, and renewable energy generation businesses in the United States. The company operates through Networks and Renewables segments. It is involved in the generation, transmission, and distribution of electricity; and distribution, transportation, and sale of natural gas. In addition, the company operates renewable energy generation facilities primarily using onshore wind power, as well as solar, biomass, and thermal power. Further, it delivers natural gas and electricity to residential, commercial, and institutional customers through its regulated utilities in New York, Maine, Connecticut, and Massachusetts; and sells its output to investor-owned utilities, public utilities, and other credit-worthy entities, as well as generates and provides power and other services to federal and state agencies, institutional retail, and joint action agencies. Additionally, the company delivers thermal output to wholesale customers in the Western United States. It owns eight electric and natural gas utilities, serving 3.3 million customers in New York and New England, as well as owns and operates 9.3 gigawatts of electricity capacity primarily through wind power in 22 states. Avangrid, Inc. was incorporated in 1997 and is headquartered in Orange, Connecticut. The company operates as a subsidiary of Iberdrola, S.A.

WESCO International, Inc. provides business-to-business distribution, logistics services, and supply chain solutions in the United States, Canada, and internationally. It operates through three segments: Electrical & Electronic Solutions (EES), Communications & Security Solutions (CSS), and Utility and Broadband Solutions (UBS). The EES segment supplies products and supply chain solutions, including electrical equipment and supplies, automation and connected devices, security, lighting, wire and cable, and safety, as well as maintenance, repair, and operating (MRO) products. This segment also offers contractor solutions, direct and indirect manufacturing supply chain optimization programs, lighting and renewables advisory services, and digital and automation solutions. The CSS segment operates in the network infrastructure and security markets. This segment sells products directly to end-users or through various channels, including data communications contractors, security, network, professional audio/visual, and systems integrators. It also provides safety and energy management solutions. The UBS segment offers products and services to investor-owned utilities; public power companies; and service and wireless providers, broadband operators, and contractors. This segment's products include wire and cables, transformers, transmission and distribution hardware, switches, protective devices, connectors, conduits, pole line hardware, racks, cabinets, safety and MRO products, and point-to-point wireless devices. This segment also offers various service solutions, including fiber project management, high and medium voltage project design and support, pre-wired meters and capacitor banks, meter testing and metering infrastructure installation, personal protective equipment dielectric testing, and tool repair, as well as emergency response, storage yard, materials, and logistics management. The company was founded in 1922 and is headquartered in Pittsburgh, Pennsylvania.

The AES Corporation, together with its subsidiaries, operates as a diversified power generation and utility company in the United States and internationally. The company owns and/or operates power plants to generate and sell power to customers, such as utilities, industrial users, and other intermediaries; owns and/or operates utilities to generate or purchase, distribute, transmit, and sell electricity to end-user customers in the residential, commercial, industrial, and governmental sectors; and generates and sells electricity on the wholesale market. It uses various fuels and technologies to generate electricity, such as coal, gas, hydro, wind, solar, and biomass, as well as renewables comprising energy storage and landfill gas. The company owns and/or operates a generation portfolio of approximately 34,596 megawatts and distributes power to 2.6 million customers. The company was formerly known as Applied Energy Services, Inc. and changed its name to The AES Corporation in April 2000. The AES Corporation was incorporated in 1981 and is headquartered in Arlington, Virginia.

Argan, Inc., through its subsidiaries, provides engineering, procurement, construction, commissioning, maintenance, project development, and technical consulting services to the power generation market. The company operates through Power Services, Industrial Services, and Telecom Services segments. The Power Services segment offers engineering, procurement, and construction, as well as designing, building, and commissioning of large-scale energy projects to the owners of alternative energy facilities, such as biomass plants, wind farms, and solar fields; and design, construction, project management, start-up, and operation services for projects with approximately 18 gigawatts of power-generating capacity. This segment serves independent power project owners, public utilities, power plant equipment suppliers, and other commercial firms. The Industrial Services segment provides industrial construction and field services and vessel fabrication services for fertilizer, engineering and construction, forest products, and various other industrial companies in southeast region of the United States. The Telecom Services segment offers trenchless directional boring and excavation for underground communication and power networks, as well as aerial cabling services; and installs buried cable, high and low voltage electric lines, and private area outdoor lighting systems. It also provides structured cabling, terminations, and connectivity that offers the physical transport for high-speed data, voice, video, and security networks. This segment serves electricity cooperative, state and local government agencies, counties and municipalities, and technology-oriented government contracting firms, as well as federal government facilities in the mid-Atlantic region of the United States. Argan, Inc. was incorporated in 1961 and is headquartered in Rockville, Maryland.

Vicor Corporation, together with its subsidiaries, designs, develops, manufactures, and markets modular power components and power systems for converting electrical power in the United States, Europe, the Asia Pacific, and internationally. The company offers a range of brick-format DC-DC converters; complementary components provide AC line rectification, input filtering, power factor correction, and transient protection; and input and output voltage, and output power products, as well as electrical and mechanical accessories. It also design, sells, and service custom power systems solutions. The company serves independent manufacturers of electronic devices, original equipment manufacturers, and their contract manufacturers in the aerospace and aviation, defense electronics, satellites, factory automation, instrumentation, test equipment, transportation, telecommunications and networking infrastructure and vehicles, and transportation markets. Vicor Corporation was incorporated in 1981 and is headquartered in Andover, Massachusetts.

Ameresco, Inc., a clean technology integrator, provides a portfolio of energy efficiency and renewable energy supply solutions in the United States, Canada, Europe, and internationally. It operates through U.S. Regions, U.S. Federal, Canada, Europe, Alternative Fuels, and All Other segments. The company offers energy efficiency, infrastructure upgrades, energy security and resilience, asset sustainability, and renewable energy solutions for businesses and organizations. It designs, develops, engineers, and installs projects that reduce the energy, as well as operations and maintenance (O&M) costs of its customers' facilities; and projects primarily include various measures customized for the facility and designed to enhance the efficiency of building systems, such as heating, ventilation, cooling, and lighting systems. In addition, the company offers renewable energy solutions and services, such as the construction of small-scale plants that the company owns or develops for customers that produce electricity, gas, heat, or cooling from renewable sources of energy and O&M services; and electricity, processed renewable gas fuel, and heat or cooling produced from renewable sources of energy. Further, the company sells photovoltaic (PV) solar energy products and systems, as well as provides consulting, and enterprise energy management services; and operates wind farms. It serves the federal, state, local governments, healthcare and educational institutions, airports, public housing authorities and public universities, municipal utilities, and commercial and industrial customers. As of December 31, 2023, the company owned and operated 185 small-scale renewable energy plants and solar PV installations. Ameresco, Inc. was incorporated in 2000 and is headquartered in Framingham, Massachusetts.

Pioneer Power Solutions, Inc., together with its subsidiaries, design, manufacture, integrate, refurbish, distribute, sell, and service electric power systems, distributed energy resources, power generation equipment, and mobile EV charging solutions. The company operates through Electrical Infrastructure Equipment and Critical Power Solutions segments. The Electrical Infrastructure Equipment segment provides electric power systems that help customers effectively and efficiently protect, control, transfer, monitor, and manage their electric energy requirements. It also offers e-Bloc power systems, power systems, and circuit protective equipment related products. The Critical Power Solutions segment provides power generation equipment maintenance, repairs, remote monitoring, and equipment services, and EV charging solutions. This segment offers suite generator on a truck and power generation equipment, and repair, maintenance, and support services. Pioneer Power Solutions, Inc. serves utility, industrial, and commercial markets. Pioneer Power Solutions, Inc. was formerly known as Pioneer Transformers Ltd. and changed its name to Pioneer Power Solutions, Inc. in December 2009. The company was founded in 2008 and is headquartered in Fort Lee, New Jersey. Pioneer Power Solutions, Inc. operates as a subsidiary of Provident Pioneer Partners, L.P.