U.K. Environmentally-Friendly

Mitie Group

Market Cap: UK£2.1b

Provides facilities management and professional services in the United Kingdom and internationally.

Serco Group

Market Cap: UK£2.5b

Provides public services in the United Kingdom, Europe, North America, the Asia Pacific, and the Middle East.

Water Intelligence

Market Cap: UK£44.8m

Provides leak detection and remediation services for potable and non-potable water in the United States, the United Kingdom, Ireland, Australia, Canada, and internationally.

Rentokil Initial

Market Cap: UK£10.6b

Provides route-based services in North America, Europe, the United Kingdom, Asia, the Middle East, North Africa, Turkey, and Pacific.

MYCELX Technologies

Market Cap: UK£6.5m

A clean water technology company, provides water treatment solutions to the PFAS remediation and produced water markets in the Middle East, the United States, Australia, and internationally.

REACT Group

Market Cap: UK£13.0m

Provides specialist cleaning services in the United Kingdom.

Majestic

Market Cap: UK£32.8m

Engages in the recycling of catalytic converters, telecom equipment, and printed circuit boards scrap.

EARNZ

Market Cap: UK£6.7m

Provides heating maintenance, new energy services, and boiler refits across residential and commercial properties.

Drax Group

Market Cap: UK£2.4b

Engages in renewable power generation in the United Kingdom.

Clean Invest Africa

Market Cap: UK£1.0m

CoalTech LLC offers collecting and recycling services of waste coal fines using technological solutions.

Hydrogen Utopia International

Market Cap: UK£7.7m

Develops and utilizes non-recyclable mixed waste plastics to hydrogen technology.

Cindrigo Holdings

Market Cap: UK£39.2m

Through its subsidiaries, engages in the development and operation of renewable energy projects in Guernsey, Germany, Finland, and internationally.