Companies that operate water supply systems (including pumping stations, aqueducts, distribution mains, and other facilities) used to provide water for drinking, irrigation, or other purposes.
Companies that provide support services for utilities and utility companies (including metering, billing, development, maintenance, contract operation, and other services).
Companies that specialize in performing business, consumer, environmental, and other activities for companies, households, or individuals in exchange for fees; and associations that promote the interests of their members including business and non-business associations or groups.
Companies that produce water from various sources (sea, rivers, wells, waste water) and render it suitable for drinking, irrigation, and/or industrial use.
Companies that provide electric power, natural gas, steam supply, water supply, and sewage removal through a permanent infrastructure of lines, mains, and pipes.
Establishments that aim to promote the interests of their members; include business associations, chambers of commerce, government, religious, human rights, grant making, environmental, religious, political, and other organizations.
Companies that operate sewage treatment facilities and other waste water treatment systems that modify the quality of waste water and make it useful to humans and the environment (used for drinking, irrigation, or other purposes), including sewer systems (that collect, treat, and dispose waste) treatment plants, pipes, and other infrastructure that facilitate physical, chemical and biological processes for removing physical, chemical and biological contaminants.
Organizations that aim to promote the preservation and protection of the environment and wildlife; address issues, such as clean air and water, global warming, conserving and developing land, plant, water, and energy resources, protecting and preserving wildlife and endangered species, and other issues. Many accept contributions and offer memberships to support their activities.
Companies that operate electric power distribution systems (such as lines, poles, meters, and wiring) that carry electricity to wholesale or retail customers, and companies that act as electric power brokers and agents and arrange the sale of electricity via power distribution systems operated by others.
Companies that operate water supply systems and/or waste water treatment systems to provide water, desalinated water, and/or waste water treatment services.
Companies that engage in the generation, transmission, and distribution of electricity for sale in regulated markets.