U.S. The Bare Essentials

Southwest Gas Holdings

Market Cap: US$5.7b

Through its subsidiaries, purchases, distributes, and transports natural gas for residential, commercial, and industrial customers in Arizona, Nevada, and California.

Brookfield Infrastructure

Market Cap: US$4.8b

Owns and operates utility investments in Brazil, the United Kingdom, and internationally.

New Jersey Resources

Market Cap: US$4.7b

An energy services holding company, distributes natural gas.

Portland General Electric

Market Cap: US$4.6b

An integrated electric utility company, engages in the generation, wholesale purchase, transmission, distribution, and retail sale of electricity in the state of Oregon.

ONE Gas

Market Cap: US$4.5b

Operates as a regulated natural gas distribution utility company in the United States.

Spire

Market Cap: US$4.5b

Engages in the purchase, retail distribution, and sale of natural gas to residential, commercial, industrial, and other end-users of natural gas in the United States.

Black Hills

Market Cap: US$4.3b

Through its subsidiaries, operates as an electric and natural gas utility company in the United States.

ALLETE

Market Cap: US$3.7b

Operates as an energy company.

Otter Tail

Market Cap: US$3.5b

Engages in electric utility, manufacturing, and plastic pipe businesses in the United States.

NorthWestern Energy Group

Market Cap: US$3.4b

NorthWestern Energy Group, Inc., doing business as NorthWestern Energy, provides electricity and natural gas to residential, commercial, and various industrial customers.

MDU Resources Group

Market Cap: US$3.2b

Engages in the regulated energy delivery businesses in the United States.

MGE Energy

Market Cap: US$3.1b

Through its subsidiaries, operates as a public utility holding company in the United States.

Chesapeake Utilities

Market Cap: US$2.9b

Operates as an energy delivery company in the United States.

Avista

Market Cap: US$2.9b

Operates as an electric and natural gas utility company in the United States.

American States Water

Market Cap: US$2.8b

Through its subsidiaries, provides water and electric services to residential, commercial, industrial, and other customers in the United States.

WaterBridge Infrastructure

Market Cap: US$2.7b

WaterBridge Infrastructure LLC, water infrastructure company, provides water management solutions through integrated pipeline and water handling networks in the United States.

California Water Service Group

Market Cap: US$2.7b

Through its subsidiaries, provides water utility and other related services in California, Washington, New Mexico, Hawaii, and Texas.

Hawaiian Electric Industries

Market Cap: US$2.1b

Engages in the electric utility business in the United States.

Northwest Natural Holding

Market Cap: US$1.7b

Through its subsidiary, Northwest Natural Gas Company, provides regulated natural gas distribution services to residential, commercial, and industrial customers in the United States.

H2O America

Market Cap: US$1.7b

Through its subsidiaries, provides water utility and other related services in the United States.

Middlesex Water

Market Cap: US$949.7m

Owns and operates regulated water utility and wastewater systems in the United States.

Unitil

Market Cap: US$812.8m

A public utility holding company, engages in the distribution of electricity and natural gas.

Consolidated Water

Market Cap: US$540.9m

Supplies potable water, treats wastewater and water for reuse, and provides water-related products and services in the Cayman Islands, the Bahamas, the United States, and the British Virgin Islands.

York Water

Market Cap: US$439.1m

The York Water Company impounds, purifies, and distributes drinking water.

Genie Energy

Market Cap: US$397.7m

Through its subsidiaries, provides energy services in the United States and internationally.

Artesian Resources

Market Cap: US$334.4m

Provides water, wastewater, and other services in Delaware, Maryland, and Pennsylvania.

Cadiz

Market Cap: US$329.7m

Provides water solutions in the United States.

Pure Cycle

Market Cap: US$275.2m

Provides wholesale water and wastewater services in the United States.

Global Water Resources

Market Cap: US$272.3m

A water resource management company, owns, operates, and manages regulated water, wastewater, and recycled water systems in metropolitan Phoenix and Tucson, Arizona.

RGC Resources

Market Cap: US$229.4m

Through its subsidiaries, operates as an energy services company.

China New Energy Group

Market Cap: US$106.5m

China New Energy Group Company, a natural gas company, engages in the development, construction, and operation of natural gas distribution networks.

Ferrellgas Partners

Market Cap: US$72.4m

Distributes and retails propane and related equipment and supplies.

Alaska Power & Telephone

Market Cap: US$72.4m

Through its subsidiaries, provides energy, telecommunications, and broadband services to communities in Alaska.

Garden City

Market Cap: US$59.3m

Garden City Co. is headquartered in Garden City, Kansas.

Summer Energy Holdings

Market Cap: US$27.5m

Through its subsidiaries, operates as a retail electric provider in Texas, Massachusetts, New Hampshire, Ohio, and Illinois.

Dynastar Holdings

Market Cap: US$13.9m

Focuses on acquisition of direct selling companies providing services to commercial and residential consumers in the deregulated electricity and natural gas services sector.