Entegris, Inc. develops, manufactures, and supplies microcontamination control products, specialty chemicals, and advanced materials handling solutions in North America, Taiwan, China, South Korea, Japan, Europe, and Southeast Asia. It operates in three segments: Materials Solutions (MS); Microcontamination Control (MC); and Advanced Materials Handling (AMH). The MC segment solutions to purify critical liquid chemistries and process gases used in semiconductor manufacturing processes and other high-technology industries; integrated circuit chemical mechanical polishing solutions, high-performance etch and clean chemistries, gases and materials, and safe and materials delivery systems. The MS segment provides materials-based solutions, such as chemical mechanical planarization slurries, pads, deposition materials, process chemistries and gases, formulated cleans, etchants, and other specialty materials. The Advanced Materials Handling segment develops solutions for customers' yields by protecting critical materials during manufacturing, transportation, and storage, which include monitor, protect, transport and deliver critical liquid chemistries, wafers, and other substrates for semiconductor, life sciences and other high-technology industries. The company's customers include logic and memory semiconductor device manufacturers, semiconductor equipment makers, gas and chemical manufacturing companies, and wafer grower companies; and flat panel display equipment makers, panel manufacturers, and manufacturers of hard disk drive components and devices, as well as their related ecosystems. It serves manufacturers and suppliers in the solar and life science industries, electrical discharge machining customers, glass and glass container manufacturers, aerospace manufacturers, and manufacturers of biomedical implantation devices. Entegris, Inc. was founded in 1966 and is headquartered in Billerica, Massachusetts.

ATI Inc. produces and sells specialty materials and complex components worldwide. It operates in two segments: High Performance Materials & Components (HPMC) and Advanced Alloys & Solutions (AA&S). The HPMC segment produces various materials, including titanium and titanium-based alloys, nickel- and cobalt-based alloys and superalloys, metallic powder alloys, advanced powder alloys and other specialty materials, in long product forms, such as ingot, billet, bar, rod, wire, shapes and rectangles, and seamless tubes, as well as precision forgings, components, and machined parts. The AA&S segment produces zirconium and related alloys, including hafnium and niobium, nickel-based alloys, titanium and titanium-based alloys, and specialty alloys in a variety of forms, such as plate, sheet, and precision rolled strip products. It also provides hot-rolling conversion services, including carbon steel products. ATI Inc. serves to aerospace and defense, energy, automotive, construction and mining, food equipment and appliances, and medical markets. The company was formerly known as Allegheny Technologies Incorporated. ATI Inc. was incorporated in 1996 and is headquartered in Dallas, Texas.

Rogers Corporation engages in the design, development, manufacture, and sale of engineered materials and components worldwide. It operates through Advanced Electronics Solutions (AES), Elastomeric Material Solutions (EMS), and Other segments. The AES segment offers circuit materials, ceramic substrate materials, busbars, and cooling solutions for applications in electric and hybrid electric vehicles (EV/HEV), wireless infrastructure, automotive, renewable energy, aerospace and defense, mass transit, industrial, connected devices, and wired infrastructure. This segment sells its products under the curamik, ROLINX, RO4000, RO3000, RT/duroid, CLTE Series, TMM, AD Series, DiClad, CuClad Series, Kappa, COOLSPAN, TC Series, IsoClad, MAGTREX, IM, 2929 Bondply, SpeedWave Prepreg, RO4400/RO4400T, and Radix names. The EMS segment provides engineered material solutions, including polyurethane and silicone materials used in cushioning, gasketing, sealing, and vibration management applications; customized silicones used in flex heater and semiconductor thermal applications; and polytetrafluoroethylene and ultra-high molecular weight polyethylene materials used in wire and cable protection, electrical insulation, conduction and shielding, hose and belt protection, vibration management, cushioning, gasketing and sealing, and venting applications. This segment sells its products under the PORON, BISCO, DeWAL, ARLON, eSorba, XRD, Silicone Engineering, and R/bak names. The Other segment provides elastomer components; and elastomer floats for level sensing in fuel tanks, motors, and storage tanks for applications in the general industrial and automotive markets under the ENDUR and NITROPHYL names. The company was founded in 1832 and is headquartered in Chandler, Arizona.

Metallus Inc. manufactures and sells alloy steel, and carbon and micro-alloy steel products in the United States and internationally. The company offers special bar quality (SBQ) bars, seamless mechanical tubes, precision steel components, and billets that are used in gears, hubs, axles, crankshafts and motor shafts, oil country drill pipes, bits and collars, bearing races and rolling elements, bushings, fuel injectors, wind energy shafts, anti-friction bearings, artillery and mortar bodies, and other applications. It also provides custom-make precision steel components. It offers its products and services to the automotive, energy, industrial equipment, mining, construction, rail, aerospace and defense, heavy truck, agriculture, and power generation sectors. The company was formerly known as TimkenSteel Corporation and changed its name to Metallus Inc. in February 2024. Metallus Inc. was founded in 1899 and is headquartered in Canton, Ohio.

Luxfer Holdings PLC, together with its subsidiaries, designs, manufactures, and supplies high-performance materials, components, and high-pressure gas containment devices for defense and first response, healthcare, transportation, and general industrial applications. The company operates through three segments: Elektron, Gas Cylinders, and graphic Arts. The Elektron segment focuses on specialty materials based primarily on magnesium and zirconium. This segment also provides magnesium alloys for use in aerospace, healthcare, and oil and gas applications; magnesium powders for use in countermeasure flares, as well as heater meals; and zirconium-based materials and oxides used as catalysts and in the manufacture of advanced ceramics, fiber-optic fuel cells, pharmaceuticals, and other performance products. The Gas Cylinders segment manufactures and markets specialized products using carbon composites and aluminum alloys, including pressurized cylinders for use in various applications comprising self-contained breathing apparatus (SCBA) for firefighters, containment of oxygen, and other medical gases for healthcare, alternative fuel vehicles, and general industrial applications. The Graphic Art segments provides magnesium photo-engraving plates, engraving metals, and etching chemicals. This segment also offers magnesium, copper, and zinc photo-engraving plates for graphic arts and luxury packaging; developer solutions; and solid wrought magnesium slab and sheet. Luxfer Holdings PLC has operations in the United States, the United Kingdom, Japan, Germany, Canada, rest of Europe, the Asia Pacific, and internationally. The company was founded in 1898 and is headquartered in Milwaukee, Wisconsin.

Mativ Holdings, Inc., together with its subsidiaries, manufactures and sells specialty materials in the United States, Europe, the Asia Pacific, the Americas, and internationally. The company operates through two segments, Advanced Technical Materials and Fiber-Based Solutions. The Advanced Technical Materials manufactures and sells various engineered polymer, resin and fiber-based substrates, nets, films, adhesive tapes, and other nonwovens for the filtration, protective solutions, release liners, and healthcare end-markets. This segment sells its products directly, as well as through sales agents and distributors. The Fiber-Based Solutions segment produces packaging and specialty paper products. This segment provides premium packaging products that are used for wine, spirits and beer labels, folding cartons, box wrap, bags, hang tags, and stored value cards servicing retail, cosmetics, spirits, and electronics end-use markets; and premium papers, which are used in commercial printing services, advertising collateral, stationery, corporate identity packages and brochures, direct mail, business cards, and other uses. It also offers branded paper-based products for the consumer channel, such as bright papers, cardstock, stationery paper, envelopes, journals, and planners. This segment distributes its products through authorized paper distributors, converters, retailers, and specialty business converters, as well as directly to end-users. The company was formerly known as Schweitzer-Mauduit International, Inc. and changed its name to Mativ Holdings, Inc. in July 2022. Mativ Holdings, Inc. was incorporated in 1995 and is headquartered in Alpharetta, Georgia.

CPS Technologies Corporation provides advanced material solutions to the transportation, automotive, energy, computing/internet, telecommunication, aerospace, defense, and oil and gas markets in the United States, Europe, and Asia. The company offers metal matrix composites such as baseplates for various applications, including motor controllers used in electric trains, subway cars, wind turbines, and hybrid and electric vehicles; hermetic packages for use in radar, satellite, and avionics applications; baseplates and housings used in modules built with wide band gap semiconductors; and lids and heat spreaders for use in internet switches and routers. It also assembles housings and packages that includes metal matrix composite components for hybrid circuits; and produces armor for naval and military applications. The company sells its products to microelectronics systems companies. The company was formerly known as Ceramics Process Systems Corporation and changed its name to CPS Technologies Corporation in March 2007. CPS Technologies Corporation was incorporated in 1984 and is based in Norton, Massachusetts.

Meta Materials Inc. manufactures and sells various functional materials and nanocomposites. The company products include metaAIR, a laser glare protection eyewear; NANOWEB, a transparent conductive film; holoOPTIX, a holographic optical component; and glucoWISE, a non-invasive glucose monitoring. It also develops and produces nano-optic structures and color-shifting foils that are used in authentication and brand protection applications in various markets, including banknotes, secure government documents, and commercial branding. In addition, the company develops NPORE, a ceramic nanoporous membrane separator for lithium-ion batteries. Its customers are OEM providers in various industries, including aerospace, automotive, consumer electronics, communications, energy, banknote and brand security, and medical devices. The company was formerly known as Torchlight Energy Resources, Inc. and changed its name to Meta Materials Inc. in June 2021. Meta Materials Inc. is headquartered in Dartmouth, Canada.