Cleantech companies

Xylem is a company engaged in the design and manufacturing of engineered solutions for water and wastewater applications.

Hayward Holdings (also known as Hayward Industries) is a company that manufactures, designs, and distributes residential, commercial, and flow control pool equipment.

Plug Power is a provider of hydrogen and fuel cell solutions for the green hydrogen economy.

Acciona is a company engaged in infrastructure, renewable energy, and other businesses.

Renewable Energy Group is a producer and supplier of renewable fuels.

CATL (Contemporary Amperex Technology, 宁德时代新能源科技股份有限公司) is a company that offers research, development, and manufacturing services of industry chains in vehicle and energy storage batteries filed.

Select Energy Services is a company providing water-management solutions to the oil and gas industry.

Energy Recovery is a developer of pressure exchanger devices.

Avista is an energy company involved in the production, transmission, and distribution of energy.

Donaldson is a company that manufactures filtration systems and replacement parts.

PORR operates as a construction company.

BEAM Global (formerly known as Envision Solar) is a cleantech developer of products, solutions, and business models for the global transition to a clean transportation sector.