Corning Incorporated engages in the display technologies, optical communications, environmental technologies, specialty materials, and life sciences businesses in the United States and internationally. The company's Display Technologies segment offers glass substrates for flat panel displays, including liquid crystal displays and organic light-emitting diodes that are used in televisions, notebook computers, desktop monitors, tablets, and handheld devices. Its Optical Communications segment provides optical fibers and cables; and hardware and equipment products, such as cable assemblies, fiber optic hardware and connectors, optical components and couplers, closures, network interface devices, and other accessories for the telecommunications industry, businesses, governments, and individuals. The company's Specialty Materials segment manufactures products that offer material formulations for glass, glass ceramics, crystals, precision metrology instruments, and software, as well as glass wafers and substrates, tinted sunglasses, and radiation shielding products for various markets comprising mobile consumer electronics, semiconductor equipment optics and consumables, aerospace and defense optics, radiation shielding products, sunglasses, and telecommunications components. Its Environmental Technologies segment provides ceramic substrates and filter products for emissions control in mobile, gasoline, and diesel applications. The company's Life Sciences segment offers laboratory products, including consumables, such as plastic vessels, liquid handling plastics, specialty surfaces, cell culture media, and serum, as well as general labware, and glassware and equipment under the Corning, Pyrex, Falcon, and Axygen brands. The company was formerly known as Corning Glass Works and changed its name to Corning Incorporated in April 1989. Corning Incorporated was founded in 1851 and is headquartered in Corning, New York.

Innospec Inc. develops, manufactures, blends, markets, and supplies specialty chemicals in the United States, rest of North America, the United Kingdom, rest of Europe, and internationally. The company's Fuel Specialties segment offers a range of specialty chemical products that are used as additives in additives in diesel, jet, marine, fuel oil and other fuels. This segment's products are used in the operation of commercial trucking, marine and aviation engines, power station generators, heating oil, and other industrial machinery applications. Its Performance Chemicals segment provides technology-based solutions for its customers' processes or products that focuses on the personal care, home care, agrochemical, construction, mining, and other industrial markets. The company's Oilfield Services segment develops and markets chemical solutions for drilling, completion, fracturing, stimulation, and completion operations; and products for oil and gas production. It sells its products primarily to oil and gas exploration and production companies, oil refineries, fuel manufacturers and users, personal care and home care companies, formulators of agrochemical, and other chemical and industrial companies. The company was formerly known as Octel Corp. and changed its name to Innospec Inc. in January 2006. Innospec Inc. was founded in 1938 and is headquartered in Englewood, Colorado.

Forum Energy Technologies, Inc. designs, manufactures, and distributes products serving the oil, natural gas, industrial, and renewable energy industries in the United States and internationally. It operates through three segments: Drilling & Downhole, Completions, and Production. The Drilling & Downhole segment designs, manufactures, and supplies products, and provides related services to the drilling, well construction, artificial lift, and subsea energy construction and services markets, including applications in oil and natural gas, renewable energy, defense, and communications. This segment offers drilling technologies consisting of capital equipment and a line of products consumed in the drilling process; well construction casing and cementing equipment, and products for artificial lift equipment and cables; and subsea remotely operated vehicles and trenchers, submarine rescue vehicles, specialty components and tools, and technical services. The Completions segment offers hydraulic fracturing pumps, cooling systems, high-pressure flexible hoses, and flow iron for pressure pumping markets; wireline cable and pressure control equipment for well completion and intervention service markets; and coiled tubing strings and coiled line pipe and related services. The Production segment designs, manufactures, and supplies products, and provides related equipment and services for production and infrastructure markets. This segment offers engineered process systems, production equipment, specialty separation equipment, and various industrial valves for oil and natural gas customers, power generation, renewable energy, and other general industrial applications. The company was formerly known as Forum Oilfield Technologies, Inc. and changed its name to Forum Energy Technologies, Inc. in August 2010. Forum Energy Technologies, Inc. was incorporated in 2005 and is headquartered in Houston, Texas.

Profire Energy, Inc., a technology company, engages in the engineering and design of burner, and combustion management systems and solutions for natural and forced draft applications in the United States and Canada. It primarily focuses on the upstream, midstream, and downstream transmission segments of the oil and gas industry. The company also sells and installs its systems in South America, Europe, Africa, the Middle East, and Asia. Profire Energy, Inc. was incorporated in 2002 and is headquartered in Lindon, Utah.

Fuel Tech, Inc. provides boiler optimization, efficiency improvement, and air pollution reduction and control solutions to utility and industrial customers worldwide. The company operates through Air Pollution Control Technology and FUEL CHEM Technology segments. The Air Pollution Control Technology segment offers technologies to reduce nitrogen oxide (NOx) emissions in flue gas from boilers, incinerators, furnaces, and other stationary combustion sources; NOxOUT and HERT selective non-catalytic reduction systems; selective catalytic reduction systems comprising ammonia injection grid, and graduated straightening grid systems; I-NOx systems; ESP Processes and Services; ULTRA technology; and flue gas conditioning systems. The FUEL CHEM Technology segment provides programs to improve the efficiency, reliability, fuel flexibility, boiler heat rate, and environmental status of combustion units by controlling slagging, fouling, corrosion, opacity, and acid plume, as well as the formation of sulfur trioxide, ammonium bisulfate, particulate matter, sulfur dioxide, and carbon dioxide through the addition of chemicals into the furnace using TIFI targeted in-furnace injection technology. This segment offers its FUEL CHEM program for plants operating in the electric utility, industrial, pulp and paper, waste-to-energy, and university and district heating markets; and the owners of boilers, furnaces, and other combustion units. Fuel Tech, Inc. was incorporated in 1987 and is headquartered in Warrenville, Illinois.

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.

LiqTech International, Inc., a clean technology company, designs, develops, produces, markets, and sells automated filtering systems, ceramic silicon carbide liquid applications, and diesel particulate air filters in the United States, Canada, Europe, Asia, and South America. The company operates through Water, Ceramics, and Plastics segments. It also manufactures and sells silicon carbide ceramic filtration technologies for liquid and gas purification; and diesel particulate filters for exhaust emission control solutions to the verified retrofit and the original equipment manufacturer market. In addition, the company develops, manufactures, and sells liquid filtration systems, which are used for the marine scrubber systems, filtration of produced water, industrial applications, pool and spa water, food and beverage application, and silicon carbide membrane technology. Further, it provides flexible and plastics manufacturing products for machining, welding, bending, and solvent cementing. LiqTech International, Inc. sells its products primarily to industrial customers through direct sales, systems integrators, distributors, agents, and partners. The company was formerly known as Blue Moose Media, Inc. and changed its name to LiqTech International, Inc. in October 2011. LiqTech International, Inc. was founded in 2000 and is headquartered in Ballerup, Denmark.

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.