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Axcelis Technologies, Inc. designs, manufactures, and services ion implantation and other processing equipment used in the fabrication of semiconductor chips in the United States, Europe, and Asia Pacific. The company offers high energy, high current, and medium current implanters for various application requirements. It also provides aftermarket lifecycle products and services, including used tools, spare parts, equipment upgrades, maintenance services, and customer training. It sells its equipment and services to semiconductor chip manufacturers through its direct sales force. The company was founded in 1978 and is headquartered in Beverly, Massachusetts.

ACM Research, Inc., together with its subsidiaries, develops, manufactures, and sells single-wafer wet cleaning equipment for enhancing the manufacturing process and yield for integrated chips worldwide. It offers space alternated phase shift technology for flat and patterned wafer surfaces, which employs alternating phases of megasonic waves to deliver megasonic energy in a uniform manner on a microscopic level; timely energized bubble oscillation technology for patterned wafer surfaces at advanced process nodes, which provides cleaning for 2D and 3D patterned wafers; Tahoe technology for delivering cleaning performance using less sulfuric acid and hydrogen peroxide; and electro-chemical plating technology for advanced metal plating. The company markets and sells its products under the SAPS, TEBO, ULTRA C, ULTRA Fn, Ultra ECP, Ultra ECP map, and Ultra ECP ap trademarks through direct sales force and third-party representatives. ACM Research, Inc. was incorporated in 1998 and is headquartered in Fremont, California.

Desktop Metal, Inc. manufactures and sells additive manufacturing technologies for engineers, designers, and manufacturers in the Americas, Europe, the Middle East, Africa, and the Asia- Pacific. The company offers Shop System, an entry-level metal 3D printing using binder jetting; X-series platform that provides binder jet 3D printing of specialty materials, including metals and ceramics, and tools; and P-Series offers high-speed metal 3D printing. It also provides Einstein series, designed for dental professionals which offers 3D printing; ETEC Xtreme 8K platform, a DLP printer with two 385 nm overhead projectors for high-volume production; ETEC Pro XL for industrial polymer 3D printer; S-Max and S-Max Pro platforms, which provides digital casting solutions; and 3D-Bioplotter platform which offers biofabrication solution. In addition, the company offers binder jetting materials, photopolymer resins, BMD materials, and bioprinting materials. It serves automotive, aerospace, healthcare, consumer products, heavy industry, machine design, research and development, and other industries. Desktop Metal, Inc. was founded in 2015 and is headquartered in Burlington, Massachusetts.

Veeco Instruments Inc., together with its subsidiaries, develops, manufactures, sells, and supports semiconductor and thin film process equipment primarily to make electronic devices in the United States, Europe, the Middle East, and Africa, China, Rest of the Asia-Pacific, and internationally. The company offers laser annealing, ion beam deposition and etch, metal organic chemical vapor deposition, single wafer wet processing and surface preparation, molecular beam epitaxy, advanced packaging lithography, atomic layer deposition, and other deposition systems. Its process equipment systems are used in the production of a range of microelectronic components, including logic, dynamic random-access memory, photonics devices, power electronics, radio frequency filters and amplifiers, magnetic heads for hard disk drives, and other semiconductor devices. In addition, the company markets and sells its products to integrated device manufacturers and foundries; outsourced semiconductor assembly and test companies; and hard disk drive and photonics manufacturers, as well as research centers and universities. Veeco Instruments Inc. was founded in 1945 and is headquartered in Plainview, New York.

Velo3D, Inc. produces metal additive three dimensional printers in the United States and internationally. The company's printers enable the production of components for space rockets, jet engines, fuel delivery systems, and other high value metal parts, which it sells or leases to customers for use in their businesses. It also offers Flow, a proprietary software platform, which scans part designs for geometrical features; Sapphire and Sapphire XC printers; Assure, a quality control software platform that includes process metrologies; and Intelligent Fusion, an underlying manufacturing process that unifies and manages the information flow, sensor data, and the advanced printing technology for precision control of the entire print. In addition, the company provides support services. Its customers range from small- and medium-sized enterprises to Fortune 500 companies in the space, aviation, defense, automotive, energy, and industrial markets. Velo3D, Inc. was founded in 2014 and is headquartered in Fremont, California.