Waste Management, Inc., through its subsidiaries, engages in the provision of environmental solutions to residential, commercial, industrial, and municipal customers in the United States and Canada. It offers collection services, including picking up and transporting waste and recyclable materials from where it was generated to a transfer station, material recovery facility (MRF), or disposal site; and owns and operates transfer stations, as well as owns, develops, and operates landfill facilities that produce landfill gas used as renewable natural gas for generating electricity. As of December 31, 2022, the company owned or operated 254 solid waste landfills, five secure hazardous waste landfills, 97 MRFs, and 337 transfer stations. It also provides materials processing and commodities recycling services at its MRFs, where cardboard, paper, glass, metals, plastics, construction and demolition materials, and other recycling commodities are recovered for resale or redirected for other purposes; recycling brokerage services, such as managing the marketing of recyclable materials for third parties; and other strategic business solutions. In addition, the company offers construction and remediation services; services related with the disposal of fly ash, and residue generated from the combustion of coal and other fuel stocks; in-plant services comprising full-service waste management solutions and consulting services; and specialized disposal services for oil and gas exploration and production operations. The company was formerly known as USA Waste Services, Inc. and changed its name to Waste Management, Inc. in 1998. Waste Management, Inc. was incorporated in 1987 and is headquartered in Houston, Texas.

Enviri Corporation provides environmental solutions for industrial and specialty waste streams in the United States and internationally. The company operates through two segments: Harsco Environmental and Clean Earth. The Harsco Environmental segment offers on-site services under long-term contracts for material logistics, product quality improvement, and resource recovery for iron, steel, and metals manufacturing; manufactures and sells industrial abrasives, roofing granules, aluminum dross, and scrap processing systems; and meltshop and furnace services, such as under-vessel cleaning, removal of ladle slag, and general melt shop debris. This segment also produces and sells value-added downstream products from industrial waste-stream, including road surfacing and materials, such as slag-based asphalt product under the SteelPhal brand; abrasives and roofing materials under the BLACK BEAUTY and SURE/CUT brand names; Metallurgical Additives; agriculture and turf products comprising soil conditioners and fertilizers under the CrossOver and AgrowSil brands; and cement additives. The Clean Earth segment provides specialty waste processing, treatment, recycling, and beneficial reuse solutions for waste needs, such as hazardous, non-hazardous, and contaminated soils and dredged materials to industrial, retail, healthcare, and construction industries. The company was formerly known as Harsco Corporation and changed its name to Enviri Corporation in June 2023. The company was founded in 1853 and is headquartered in Philadelphia, Pennsylvania.

Webuy Global Ltd operates as an e-commerce retailer company in Singapore, Indonesia, and Malaysia. The company sells food and beverages, fresh produces, lifestyle daily essential items, e-vouchers, miscellaneous daily needs products, and other personal care products, as well as sells packaged tours. Webuy Global Ltd was founded in 2019 and is based in Singapore.

Hyliion Holdings Corp. provides sustainable electricity-producing technology that offers solutions for clean, flexible, and efficient electricity production. The company primarily focuses on developing distributed power generators capable of operating on multiple fuel sources. It primarily targeting the commercial and waste management sectors with deployable generator, as well as focuses on expanding into mobile applications, including vehicles and marine. The company was founded in 2015 and is headquartered in Cedar Park, Texas.

JBDI Holdings Limited engages in the trading of reconditioned and new containers in Singapore and the Southeast Asia region. The company offers reconditioning and new steel drums, plastic drums, carboys, and intermediate bulk containers. It also provides ancillary services to its customers, including reconditioning services for used containers; disposal and collection/delivery services; and wastewater treatment services. It serves solvent, chemical, petroleum, and edible product oil industries. The company was founded in 1983 and is based in Singapore. JBDI Holdings Limited is a subsidiary of E U Holdings Pte. Ltd.

Clean Energy Technologies, Inc. designs, produces, and markets clean energy products and integrated solutions that focuses on energy efficiency and renewable energy in the United States. It operates through four segments: Clean Energy HRS and CETY Europe, CETY Renewables Waste to Energy Solutions, engineering and Manufacturing Business, and CETY HK. The company offers Clean Cycle, which generates electricity by recycling wasted heat produced in manufacturing, waste to energy, and power generation facilities. It also converts waste products created in manufacturing, agriculture, wastewater treatment plants, and other industries to electricity, renewable natural gas, hydrogen, and bio char. In addition, the company offers engineering, consulting, and project management solutions. Further, the company is involved in the sourcing and suppling of liquefied natural gas to industries and municipalities located in the southern part of Sichuan Province and portions of Yunnan Province. The company was formerly known as Probe Manufacturing, Inc. and changed its name to Clean Energy Technologies, Inc. in November 2015. Clean Energy Technologies, Inc. was founded in 1993 and is headquartered in Irvine, California. Clean Energy Technologies, Inc. is a subsidiary of MGW Investment I Ltd.

JE Cleantech Holdings Limited, an investment holding company, designs, develops, manufactures, and sells cleaning systems for various industrial end-use applications in Singapore, Malaysia, and internationally. It provides various cleaning systems and other equipment, including aqueous washing systems, plating and cleaning systems, train cleaning systems, and filtration units, as well as equipment parts and components. The company also offers centralized dishwashing services for food and beverage establishments, such as food courts, hawker centers, restaurants, cookhouses, eldercare homes, and inflight catering service provider, as well as general cleaning services for food courts and hawker centers. In addition, it leases dishware washing equipment. The company was founded in 1999 and is headquartered in Singapore. JE Cleantech Holdings Limited is a subsidiary of JE Cleantech Global Limited.

Smart Powerr Corp. engages in the waste energy recycling business in China. The company provides energy saving and recovery facilities for various energy intensive industries; waste energy recycling systems for use in nonferrous metal plants; and clean-technology and energy-efficient solutions to reduce air pollution and energy shortage problems. It also designs, finances, constructs, and installs the waste energy recycling project to mid to large-size enterprises involved in high energy-consuming businesses; and provides project investment, investment management, economic information consulting, technical, financial leasing, and financial leasing transactions and consulting services; purchases, repairs, and disposes financial leasing assets; sells and leases energy saving systems and equipment. In addition, the company offers waste gas-to-energy solutions comprising the waste gas power generation system that utilizes flammable waste gas to generate electricity; and flammable waste gases emitted from industrial production processes, such as blast furnace gas, and coke furnace gas, oil or gas to power gas-fired generators, as well as uses the waste heat generated in industrial production to make steam to generate electricity through a steam turbine. Further, it markets its projects to the industrial manufacturers to utilize energy recovery projects in their manufacturing processes, including steel, cement, nonferrous metal, coal, and petrochemical industries. The company was formerly known as China Recycling Energy Corporation and changed its name to Smart Powerr Corp. in March 2022. Smart Powerr Corp. was incorporated in 1980 and is headquartered in Xi'an, China.