China Tobacco Henan Industrial Co. Ltd. is a private company headquartered in China that manufactures and sells tobacco products.

Kurita Water Industries Ltd. (栗田工業株式会社 Kurita Kōgyō Kabushiki-gaisha) is a Japanese manufacturer, providing water treatment chemicals and facilities as well as process treatment chemicals. During the 50´s Kurita Water Industries expanded the portfolio and started with the water treatment facilities business, chemical cleaning business (Kurita Engineering Co., Ltd.) and maintenance services. In her second decade, the 60´s, Kurita Water Industries entered the process treatment market, especially in the pulp and paper, petrochemical and steel industries. Since the mid of the 70´s up to now, Kurita Water Industries established 14 overseas subsidiaries and affiliates. Since 2003 Kurita Water Industries is listed in the Nature Stock Index (NAI = Natur-Aktien-Index).

ConocoPhillips Co. explores, produces, refines, and wholesales oil and natural gas. The company is headquartered in DE.

Jinan Iron & Steel Co. Ltd. is engaged in manufacturing of raw materials of iron & steel, sintering, pelleting and steel rolling. The company was founded on December 29, 2000 and is headquartered in Jinan, China.

Shanghai Emperor of Cleaning Hi-Tech Co., Ltd. engages in the provision of water treatment services and duct cleaning operations. It provides water quality analysis and testing, chemical formulation development, on-site drug addition and dynamic monitoring services, water treatment system operation management, dosing equipment sales and installation, and water treatment equipment integration products. The company was founded on July 4, 1994 and is headquartered in Shanghai, China.

Dandong Lantian Environmental Protection Boiler Manufacturing Co., Ltd., established on 1999-05-27, Business scope includes general items:Manufacture of special equipment for environmental protection,Environmental protection special equipment sales,design,manufacture,Sales,Install,repair,construction:Various boilers and auxiliary equipment,electrical equipment,Dust removal,desulfurization,Denitrification products and complete sets of equipment and other environmental protection products,Hot stove and drying complete set of equipment and ventilation complete set of equipment,Biomass fuel combustion furnace and equipment,Heat exchange equipment,air source heat pump,Heating and heating equipment,water treatment equipment;Mechanical and electrical equipment installation engineering,Anti-corrosion insulation project,heating,HVAC and water supply and drainage engineering,Thermal pipeline external network laying project;Insulation Materials,Polyurethane foam insulation pipe,Plastic products,rubber products,steel container,steel components,hardware tools,various tools(including wooden,plastic,carbon handle),Wood product processing and sales;houses,Space lease;housing construction;Environmental Engineering Design,manufacture,Sales,Install,repair,construction;heating service;Authorized by the power authority to collect electricity charges;Heating and cooling equipment rental.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

John Zink Co. LLC provides industrial products and environmental solutions. Its products include process, duct and boiler burners, flaring systems and accessories, flare gas recovery systems, vapor recovery and combustion systems, and thermal oxidation systems. The company was founded in 1929 and is headquartered in Tulsa, OK.

Beijing Petrochemical Engineering Co., Ltd., a subsidiary of Province of Shaanxi, is a Chinese company located in Beijing. The firm engages in manufacturing of chemical and petroleum engineering equipment. It was founded in 1992. Shaanxi Construction Engineering Group Corp., Ltd. acquired Beijing Petrochemical Engineering Co., Ltd. on November 26, 2018 for $192.26 million.

FCCL Partnership, part of Cenovus Energy, Inc., is a company headquartered in Canada. The firm prepares and distributes bitumen blends. Cenovus Energy, Inc. acquired FCCL Partnership from ConocoPhillips on May 17, 2017 for $14,423.72 million.

Shenyang Chasing Dream Blue Environmental Protection Technology Co., Ltd., established on 2012-11-28, Business scope includes environmental technology development;Green facilities,Anti-scaling and anti-corrosion products(Does not contain flammable and explosive chemical hazards)develop,Production;Environmental Technology Consulting Services;Green facilities,Anti-corrosion material,Chemical Products(Does not contain flammable and explosive chemical hazards),building materials,Wujinjiaodian,Instrument wholesale,retail;Computer software development,design,Sales,Technical Services.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments.)

China Haisum Engineering Co., Ltd. engages in the provision of designing, consulting, supervision, engineering and technical services, and general contracting services for light industry. It specializes in engineering design, consulting, installation and construction, and procurement of construction project complete business chain. Its business areas include textile, construction, urban planning, commercial grain, telecommunications, chemical and petrochemical medicine, machinery, agriculture and forestry, municipal utilities, electric power, and environmental engineering. The company was founded in 1953 and is headquartered in Shanghai, China.

Everbright Eco-Environmental Design and Research Institute Co., Ltd., established on 1992-11-18, Business scope includes ecological environment design research;surroundings,energy,electricity,Engineering Consulting for Construction Works,design,EPC;Environmental friendly,Energy Products and Technology Research,to develop,transfer service;Equipment for environmental protection and energy products,procurement of materials,Sales.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Lianyungang Wanda Power Station Auxiliary Machinery Co., Ltd., established on 1989-09-12, Business scope includes licensed projects:Installation, modification and repair of special equipment(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,Specific business projects are subject to approval results) General project:Environmental protection special equipment sales;Research and development of high-efficiency and energy-saving technologies in the power industry;Research and development of waste heat, pressure and gas utilization technology;Operational Effectiveness Evaluation Service;Technical extension services;Thermal and acoustic insulation sales;Research and development of key technologies for waste heat power generation;gas,Liquid separation and purification equipment manufacturing;gas,Liquid separation and purification equipment sales;Steam turbine and auxiliary equipment manufacturing;Steam turbine and auxiliary equipment sales;General machinery and equipment installation services;Manufacture of special equipment for environmental protection(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)

China Huadian Technology Group Co., Ltd., established on 1992-03-17, Business scope includes licensed projects:Power generation business,Transmission business,for(match)Electric business;Construction Engineering Construction;Building Intelligent System Design;Construction Project Supervision;Construction engineering design.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments,The specific business items are subject to the approval documents or licenses of relevant departments)General project:Technical Services,technology development,technical consulting,Technology Exchange,technology transfer,Technology Promotion;Engage in investment activities with own funds;Engineering Management Services;Contract Energy Management;Manufacturing of special equipment(Manufacture of licensed professional equipment not included);General equipment manufacturing(Does not include special equipment manufacturing);Sales of power facilities and equipment;Machinery sales;electronics sales;Sales of building materials;Sales of Advanced Power Electronics Devices;Electrical Equipment Sales;Chemical product sales(No licensed chemical products);property management;Non-residential real estate leases;Import and export;Technology Import and Export;Import and export agency;Foreign contracted projects.(Except for projects subject to approval by law,Carry out business activities independently in accordance with the law with a business license)(Do not engage in the business activities of projects prohibited and restricted by the industrial policies of the state and this city.)

Sinosteel Anshan Research Institute of Thermo-Energy Co. Ltd. is a Chinese company located in Anshan and ultimately controlled by the Government of China that develops coal products.

Miura Co., Ltd. engages in the manufacture and sale of boilers. It operates through the following segments: Domestic Equipment Sales, Domestic Maintenance, Domestic Laundry, Overseas Equipment Sales, Overseas Maintenance and Others. The Domestic Equipment Sales segment offers small once-through boilers, water tube boiler and cooling equipment that are manufactured locally. The Domestic Maintenance segment provides maintenance services domestically. The Domestic Laundry segment handles the manufacturing and sale of washing machine and driers. The Overseas Equipment Sales segment covers the manufacturing and sale of small once-through boilers and other related equipment in the respective countries of the its subsidiaries. The Overseas Maintenance segment provides maintenance services to overseas locations. The Others segment includes real estate management and insurance agency services. The company was founded in 1927 and is headquartered in Matsuyama, Japan.

Linhuan Coking & Chemical Co., Ltd. engages in the operation of blast furnaces and steel mills. It specializes in new coal chemical synthetic material with an output of coke and methanol. Its business scope includes production and sales of coke and chemical products and related product development; and sales of coal, metal materials and products, iron ore, fertilizer, mechanical and electronic equipment and accessories. The company was founded on May 24, 2005 and is headquartered in Huaibei, China.

Autoflame Engineering Ltd. is a private company headquartered in Biggin Hill, UK, that provides engineering services. It was founded by Brendan Kemp.\nThe company says this about itself: Over the course of five decades, Autoflame has evolved from a regional service provider into a world-class international recognised organisation.

Jiangnan Boilers & Pressure Vessels (Zhangjiagang) Co., Ltd., a subsidiary of Province of Jiangsu, is a Chinese company located in Suzhou. The firm manufactures and distributes boiler products.

Acre Coking & Refractory Engineering Consulting (Dalian) is a private company headquartered in Dalian, China, that provides architectural services.