First Solar, Inc., a solar technology company, provides photovoltaic (PV) solar energy solutions in the United States, France, Japan, Chile, and internationally. The company manufactures and sells PV solar modules with a thin film semiconductor technology that provides a lower-carbon alternative to conventional crystalline silicon PV solar modules. It designs, manufactures, and sells cadmium telluride solar modules that converts sunlight into electricity. The company's residual business operations include project development activities, operations and maintenance services, and the sale of PV solar power systems to third-party customers. It serves developers and operators of systems, utilities, independent power producers, commercial and industrial companies, and other system owners. The company was formerly known as First Solar Holdings, Inc. and changed its name to First Solar, Inc. in 2006. First Solar, Inc. was founded in 1999 and is headquartered in Tempe, Arizona.

Brookfield Renewable Partners L.P. owns a portfolio of renewable power generating facilities primarily in North America, Colombia, and Brazil. The company generates electricity through hydroelectric, wind, solar, distributed generation, and pumped storage, as well as renewable natural gas, carbon capture and storage, recycling, cogeneration biomass, nuclear services, and power transformation. Brookfield Renewable Partners Limited operates as the general partner of Brookfield Renewable Partners L.P. The company was formerly known as Brookfield Renewable Energy Partners L.P. and changed its name to Brookfield Renewable Partners L.P. in May 2016. Brookfield Renewable Partners L.P. was founded in 1999 and is based in Toronto, Canada. Brookfield Renewable Partners L.P operates as a subsidiary of Brookfield Corporation.

TransAlta Corporation engages in the development, production, and sale of electric energy. It operates through Hydro, Wind and Solar, Gas, Energy Transition, and Energy Marketing segments. The Hydro segment holds interest of approximately 922 megawatts (MW) of owned hydroelectric generating capacity located in Alberta, British Columbia, and Ontario. The Wind and Solar segment has a net ownership interest of approximately 2,057 MW of owned wind and solar electrical-generating capacity, as well as battery storage facilities located in Alberta, Ontario, New Brunswick, and Québec in Canada; the states of Massachusetts, Minnesota, New Hampshire, North Carolina, Pennsylvania, Washington, and Wyoming in the United States; and the state of Western Australia. The Gas segment has a net ownership interest of approximately 2,775 MW of owned gas electrical-generating capacity, and facilities located in Alberta, Ontario, Michigan, and the state of Western Australia. The Energy Transition segment has a net ownership interest of approximately 671 MW of owned coal electrical-generating capacity, as well as operates the Skookumchuck hydro facility in Centralia; and engages in the highvale mine and the mine reclamation activities. The Energy Marketing segment is involved in the trading of power, natural gas, and environmental products. It serves customers in various industry segments, including commercial real estate, municipal, manufacturing, industrial, hospitality, finance, and oil and gas. TransAlta Corporation was founded in 1909 and is headquartered in Calgary, Canada.

Canadian Solar Inc., together with its subsidiaries, provides solar energy and battery energy storage products and solutions in in Asia, the Americas, Europe, and internationally. The company operates through two segments, CSI Solar and Recurrent Energy. The CSI Solar segment designs, develops, and manufactures solar ingots, wafers, cells, modules, and other solar power and battery storage products. It offers standard solar modules and battery storage solutions; solar system kits, such as inverters, racking systems, and other accessories; power electronic products; and engineering, procurement, and construction (EPC) services, as well as operates battery energy storage projects. The Recurrent Energy segment engages in the development, construction, maintenance, and sale of solar power and battery storage projects; and operation of solar power plants; and sale of electricity. This segment provides operation and maintenance (O&M) services, including monitoring, inspections, repair, and replacement of plant equipment; and site management and administrative support services for solar projects, as well as asset management services. It has a fleet of solar and battery energy storage plants in operation with an aggregate capacity of approximately 1,005 MWp and 600 MWh. It serves distributors, system integrators, project developers, and installers/EPC companies, as well as utility companies or grid operators, public utilities, licensed suppliers, corporate offtakers, and commercial, industrial or government end users. It sells its products primarily under its Canadian Solar brand name. Canadian Solar Inc. was incorporated in 2001 and is based in Guelph, Canada.

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.

Emeren Group Ltd, together with its subsidiaries, develops, builds, and sells solar power projects. It owns and operates 3-gigawatt pipeline of projects and independent power producer assets, as well as a 10-gigawatt pipeline of storage pipeline. The company develops community solar gardens; and sells project rights. In addition, it engages in engineering design; procurement of solar modules; balance-of-system components and other components; and construction contracting and management services. Further, the company generates and sells electricity. It operates in China, the United States, the United Kingdom, Germany, France, Poland, Italy, and Hungary. The company was formerly known as ReneSola Ltd and changed its name to Emeren Group Ltd in January 2023. Emeren Group Ltd was founded in 2005 and is headquartered in Norwalk, Connecticut.

Sunnova Energy International Inc. engages in the provision of energy as a service in the United States. The company offers electricity, as well as offers operations and maintenance, monitoring, repairs and replacements, equipment upgrades, on-site power optimization, and solar energy system and energy storage system diagnostics services. As of December 31, 2023, it operated a fleet of residential solar energy systems with a generation capacity of approximately 2,292 megawatts serving over 419,000 customers. The company was incorporated in 2012 and is headquartered in Houston, Texas.

SunPower Corporation, a solar technology and energy services provider, offers solar, storage, and home energy solutions primarily in the United States and Canada. Its solutions include the Equinox and SunVault systems which are pre-engineered modular solutions for residential applications that combine solar module technology with integrated plug-and-play power stations, cable management systems, and mounting hardware that enable dealers and installers to complete system installations, as well as for end customers to manage their energy production. The company also provides post-installation monitoring and maintenance services. It serves residential customers, including individual homeowners and new home builders. The company was incorporated in 1985 and is headquartered in Richmond, California. SunPower Corporation operates as a subsidiary of TotalEnergies SE.