Tanaka Kikinzoku Kogyo KK manufactures, sells, imports, and exports industrial metal products. Its products include platinum, gold, silver and others. The firm also does refining and recycling of precious metals. The company was founded in 1885 and is headquartered in Tokyo, Japan.

Catalytica operates in pharmaceuticals and combustion systems businesses.

Secretary of State for Defence is a private company headquartered in the United Kingdom with subsidiaries in that country. The firm operates as a state secretary of defense.

Velocys, Inc. develops patented microchannel-based technology for the chemical and energy industries. It clients include oil, gas, and fuel companies for chemical processing, production system, and regulation system. It also caters to the military by providing logistical supply lines such as cryogenic cooling systems, man-portable devices, and protection from chemical attack. The company was founded in 2001 and is headquartered in Plain City, OH.

FLSmidth A/S, part of FLSmidth & Co. A/S, is a company headquartered in Valby, Denmark. The firm supplies engineering equipment. It was founded in 1882.\nThe company says this about itself: FLSmidth is the market-leading supplier of productivity to the global mining and cement industries. Headquartered in Copenhagen, Denmark, and with offices in more than 50 countries, FLSmidth delivers engineering, equipment and service solutions to customers worldwide. Productivity, sustainability, and quality are focus areas for the 13,000 employees in FLSmidth. The company generated revenue of DKK 20 billion in 2015.

Axens SA provides solutions for the conversion of oil and biomass to cleaner fuels. It offers solutions, products, and services to the refining, petrochemical, and gas markets. It specializes in technology licensing, engineering design, and in the manufacturing of catalysts and adsorbents. It operates through the following business segments: Refining, Petrochemicals, Natural Gas & Industrial Gases, Alternatives & Renewables and, Water. The company was founded in 2001 and is headquartered in Rueil-Malmaison, France.

Offers power plant engineering services

Union Carbide Chemicals & Plastics Technology LLC, part of Dow, Inc., is an American company located in WIlmington, DE, that produces chemicals and polymers.

Part of John Wood Group Plc, Foster Wheeler Energia Oy is a company headquartered in Varkaus, Finland, that distributes measuring and controlling products.

Allied Colloids Group Ltd. engages in manufacturing of specialty chemicals. The company was founded on September 20, 1948 and is headquartered in Cheadle, the United Kingdom.

Provides technology engineering services for chemical plant construction

UOP LLC operates as a supplier and technology licensor for the petroleum refining, gas processing and petrochemical production. Its products include catalysts and adsorbents. The firm offers design, commissioning, ongoing operations, and optimization services. The company was founded on June 17, 1914 and is headquartered in Des Plaines, IL.

ZeroPoint Clean Tech is a renewable energy technology and project development company. ZeroPoint has developed a highly efficient biomass gasification process capable of converting biomass into renewable synthesis gas, electricity, or liquid fuels (Cellulosic Dieselâ„¢, ethanol, or methanol).

Topsoe is a leading developer and provider of solutions and technologies to produce fuels and chemicals essential to the energy transition. For more than 80 years, we’ve been perfecting chemistry to help industries produce more efficiently. Today, it’s our ambition to lead the global transition of hard-to-abate sectors to a zero-carbon future. Guided by our purpose, ‘Perfecting chemistry for a better world’, we work to deliver solutions that will leave the world in better shape for future generations.

Western Platinum Ltd., a subsidiary of Sibanye Stillwater Ltd., is a South African company located in Marikana that explores and mines for platinum.

Xi'an Thermal Engineering Research Institute Co., Ltd., established on 2001-12-06, Business scope includes thermal power engineering installations,Industrial Process Automatic Control System,Chemical and Materials Engineering,Thermal metrology test,Environmental protection and energy saving and water saving,Technology research and development in the field of new energy power generation,technology transfer,Technical Consulting and Services;Technical Training(System internal staff only);thermal power design;Project contracting and complete equipment;Products in the above related technical fields,Development of equipment and devices,promotion and production,Sales.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Mobil Corp. operates primarily in the petroleum industry. The company is headquartered in The Woodlands, TX.