W.W. Grainger, Inc., together with its subsidiaries, distributes maintenance, repair, and operating products and services primarily in North America, Japan, the United Kingdom, and internationally. The company operates through two segments, High-Touch Solutions N.A. and Endless Assortment. The company provides safety, security, material handling and storage equipment, pumps and plumbing equipment, cleaning and maintenance, and metalworking and hand tools. It also offers technical support and inventory management services. The company serves smaller businesses to large corporations, government entities, and other institutions, as well as commercial, healthcare, and manufacturing industries through sales and service representatives, and electronic and ecommerce channels. W.W. Grainger, Inc. was founded in 1927 and is headquartered in Lake Forest, Illinois.

Lincoln Electric Holdings, Inc., through its subsidiaries, designs, develops, manufactures, and sells welding, cutting, and brazing products worldwide. The company operates through three segments: Americas Welding, International Welding, and The Harris Products Group. It offers brazing and soldering filler metals, arc welding equipment, plasma and oxyfuel cutting systems, wire feeding systems, fume control equipment, welding accessories, and specialty gas regulators, and education solutions, as well as a portfolio of automated solutions for joining, cutting, material handling, module assembly, and end of line testing, as well as involved in brazing and soldering alloys, and in the retail business in the United States. In addition, the company manufactures copper and aluminum headers, distributor assemblies, and manifolds for the heating, ventilation, and air conditioning sector in the United States and Mexico; provides specialty welding consumables, wear plates and maintenance and repair services for alloy and wear-resistant products used in mining, steel, agricultural, and industrial mill applications; and designs and manufactures robotic assembly and arc welding systems that automate the tacking and welding of steel beams. Further, the company serves general fabrication, oil and gas, power generation, process, automotive and transportation, and construction and infrastructure industries, as well as heavy fabrication, ship building, and maintenance and repair markets. It sells its products directly to users of welding products, as well as through industrial distributors, retailers, and agents. The company was founded in 1895 and is headquartered in Cleveland, Ohio.

Carpenter Technology Corporation engages in the manufacture, fabrication, and distribution of specialty metals in the United States, Europe, the Asia Pacific, Mexico, Canada, and internationally. It operates in two segments, Specialty Alloys Operations and Performance Engineered Products. The company offers specialty alloys, including titanium alloys, powder metals, stainless steels, alloy steels, and tool steels, as well as additives, and metal powders and parts. It serves to aerospace, defense, medical, transportation, energy, industrial, and consumer markets. The company was founded in 1889 and is headquartered in Philadelphia, Pennsylvania.

Minerals Technologies Inc. develops, produces, and markets various mineral, mineral-based, and related systems and services. The company operates through two segments, Consumer & Specialties, and Engineered Solutions segments. The Consumer & Specialties segment offers household and personal care products, such as pet litter, personal care, fabric care, edible oil and other fluid purification, animal health, and agricultural products; and specialty additives products, including precipitated calcium carbonate and ground calcium carbonate products that are used in the paper, paperboard, and fiber based packaging industries, as well as automotive, construction, and table and food applications. This segment produces limestone and dolomitic limestone used in construction, automotive, and consumer markets for packaging applications. The Engineered Solutions segment provides high-temperature technology products consisting of custom-blended mineral and non-mineral products for casting auto parts, farm and construction equipment, oil and gas production equipment, power generation turbine castings, and rail car components; and environmental and infrastructure products comprising geosynthetic clay lining systems, vapor intrusion mitigation products, sub surface waterproofing systems, green roofs, wastewater remediation, drinking water purification technologies, and drilling products. In addition, this segment provides chromite products; gunnable monolithic refractory products and application systems; monolithic refractory materials and pre-cast refractory shapes; refractory shapes and linings; carbon composite and pyrolitic graphite; and filtration and well testing services. It markets its products primarily through its direct sales force, as well as regional distributors. The company serves in the United States, Canada, Latin America, Europe, Africa, and Asia. Minerals Technologies Inc. was incorporated in 1968 and is headquartered in New York, New York.

Haynes International, Inc. develops, manufactures, markets, and distributes nickel and cobalt-based alloys in sheet, coil, and plate forms in the United States, Europe, China, and internationally. The company offers high-temperature resistant alloys used by manufacturers of equipment, including jet engines for the aerospace market, gas turbine engines for power generation, and industrial heating equipment. It also provides corrosion-resistant alloys used in various applications, including chemical processing, power plant emissions control, and hazardous waste treatment. In addition, its products also have applications in flue-gas desulfurization, oil and gas, waste incineration, industrial heat treating, automotive, thermocouples, sensors and instrumentation, biopharmaceuticals, solar, and nuclear fuel. Further, the company produces its products in various forms, such as seamless and welded tubulars, slab, bar, billet, and wire. Additionally, it sells its products primarily through direct sales organizations, and network of independent distributors and sales agents. Haynes International, Inc. was founded in 1912 and is headquartered in Kokomo, Indiana. As of November 21, 2024, Haynes International, Inc. operates as a subsidiary of North American Stainless, Inc.

Orion S.A., together with its subsidiaries, engages in the manufacture and sale of carbon black products. It operates in two segments, Specialty Carbon Black and Rubber Carbon Black. The company offers post-treated specialty carbon black grades for coatings and printing applications; high purity carbon black grades for the fiber industry; and conductive carbon black grades for batteries, polymers, and coatings. It also provides rubber carbon black products for applications in mechanical rubber goods, as well as in tires under the ECORAX brand name; and acetylene-based conductive additives for lithium-ion batteries and other applications. It operates in the United States, Brazil, rest of the Americas, Germany, South Africa, Italy, Spain, Turkey, France, Rest of EMEA, China, the Republic of Korea, and rest of Asia. The company was formerly known as Orion Engineered Carbons S.A. and changed its name to Orion S.A. in June 2023. Orion S.A. was founded in 1862 and is headquartered in Senningerberg, Luxembourg.

Graham Corporation, together with its subsidiaries, designs and manufactures fluid, power, heat transfer, and vacuum technologies for chemical and petrochemical processing, defense, space, petroleum refining, cryogenic, energy, and other industries. It offers power plant systems, including ejectors and surface condensers; torpedo ejection, propulsion, and power systems, such as turbines, alternators, regulators, pumps, and blowers; and thermal management systems comprising pumps, blowers, and drive electronics for defense sector. The company also provides rocket propulsion systems consisting of turbopumps, fuel, and nuclear fluid pumps; cooling systems, which include pumps, compressors, fans, and blowers; and life support systems that comprise fans, pumps, and blowers for space industry. In addition, it offers heat transfer and vacuum systems, including ejectors, process and surface condensers, liquid ring pumps, heat exchangers, and nozzles; power generation systems, such as turbines, generators, compressors, and pumps; and thermal management systems comprising pumps, blowers, and electronics for energy sector. Further, the company offers heat transfer and vacuum systems consisting of ejectors, process and surface condensers, liquid ring pumps, heat exchangers, and nozzles for chemical and petrochemical processing industry. Additionally, it services and sells spare parts for its equipment. The company sells its products directly in the United States, the Middle East, Canada, Asia, South America, and internationally. Graham Corporation was founded in 1936 and is headquartered in Batavia, New York.

Graphex Group Limited, together with its subsidiaries, engages in the processing and sale of graphite and graphene products in Mainland China, Hong Kong, and internationally. The company operates through two segments: Graphene Products and Related Businesses, and Other Businesses. It provides spherical graphite to produce Li-Ion battery anodes; coated spherical graphite that is used to form the Li-Ion battery anode; and synthetic graphite. The company also offers related graphene products comprising high-purity graphite for magnesia carbon bricks, high grade refractories, stabilizers, carbon brushes, and fire-resistant composite materials; and micronized graphite for corrosion-resistant coating, lubricants, and other new composite materials. In addition, it provides landscape architecture and catering management services. The company was formerly known as Earthasia International Holdings Limited and changed its name to Graphex Group Limited in April 2021. Graphex Group Limited was founded in 1981 and is headquartered in Causeway Bay, Hong Kong.