Xometry, Inc. operates an online marketplace that enables buyers to source custom-manufactured parts and assemblies in the United States and internationally. It provides computer numerical control manufacturing, sheet metal forming, and sheet cutting; 3D printing, including fused deposition modeling, direct metal laser sintering, PolyJet, stereolithography, selective laser sintering, binder jetting, carbon digital light synthesis, multi jet fusion, and lubricant sublayer photo-curing; and die casting, stamping, injection molding, urethane casting, tube cutting, and tube bending, as well as finishing services, rapid prototyping, and high-volume production services. It serves aerospace, healthcare, robotics, industrial, defense, energy, automotive, government, education, and consumer goods industries. The company was formerly known as NextLine Manufacturing Corp. and changed its name to Xometry, Inc. in June 2015. Xometry, Inc. was incorporated in 2013 and is headquartered in North Bethesda, Maryland.

Stratasys Ltd. provides connected polymer-based 3D printing solutions. It offers range of 3D printing systems, which includes polyjet printer, Fused Deposition Modeling (FDM) printers, stereolithography printing systems, origin P3 printers, and selective absorption fusion printer for additive manufacturing, and tooling and rapid prototyping for various vertical markets, such as automotive, aerospace, consumer products and healthcare. The company provides consumable materials, including 3D printing materials comprising FDM, polyjet, and stereolithography materials for manufacturing applications, such as jigs and fixtures, investment casting, and injection mold or composite tooling applications; and other material. In addition, it offers software and services, which includes cloud, desktop and mobile technologies comprising GrabCAD, an additive manufacturing platform to manage production-scale operations; and GrabCAD Print, job programming software enables the unique features of 3D printing technologies, such as creating lightweight, structurally sound infills for FDM, and multi-material and color and material management for polyjet. The company also provides GrabCAD Shop including scheduling, remote monitoring, and analytics; GrabCAD Connect provides two-way SDK integration for third-party software applications; and GrabCAD Community, an online community of professional engineers, designers, manufacturers and students who share their practices through tutorials, discussion forums, design/print challenges, and 3D content. Further, it offers GrabCAD Shop, which simplifies 3D printing shop workflow; GrabCAD Streamline Software Development Kit (SDK) to support enterprise goals such as system connectivity, compliance, and workflow automation; and Grab CAD Software Partner program for independent software vendors. The company sells its products through a network of resellers and independent sales agents worldwide. Stratasys Ltd. is headquartered in Eden Prairie, Minnesota.

Materialise NV provides additive manufacturing and medical software, and 3D printing services in the Americas, Europe and Africa, and the Asia-Pacific. The company operates through three segments: Materialise Software, Materialise Medical, and Materialise Manufacturing. The Materialise Software segment offers software through programs and platforms that enable and enhance the functionality of 3D printers and of 3D printing operations. Its software interfaces between various types of 3D printers; and various software applications and capturing technologies, including computer-aided design/computer-aided manufacturing packages and 3D scanners. This segment serves 3D printing machine manufacturers; production companies and contract manufacturers in automotive, aerospace, consumer goods, and hearing aid industries; and 3D printing service bureaus through its sales force, Website, and third party distributors. The Materialise Medical segment provides medical software that allows medical-image based analysis, planning, and engineering, as well as patient-specific design and printing of surgical devices and implants. It serves medical device companies, hospitals, universities, research institutes, and industrial companies through its direct sales force, Website, and picture archiving and communication system. The Materialise Manufacturing segment provides 3D printing services, design and engineering services, and rapid prototyping and additive manufacturing of production parts to industrial and commercial customers. The company has collaboration agreements with Zimmer Biomet Holdings, Inc.; Encore Medical, L.P.; DePuy Synthes Companies of Johnson & Johnson; Limacorporate Spa; Mathys AG; Corin Ltd; Smith & Nephew Inc.; Corin Ltd; Medtronic Inc.; and Abbott Laboratories Inc. Materialise NV was incorporated in 1990 and is headquartered in Leuven, Belgium.

3D Systems Corporation provides 3D printing and digital manufacturing solutions in the Americas, Europe, the Middle East, North Africa, the Asia Pacific, and Oceania. The company offers 3D printers technologies, such as stereolithography (SLA), selective laser sintering, direct metal printing, multi jet printing, color jet printing, polymer extrusion, and extrusion and SLA based bioprinting that transform digital data input generated by 3D design software, computer aided design (CAD) software, or other 3D design tools into printed parts. It also develops, blends, and markets various print materials, such as plastic, nylon, metal, composite, elastomeric, wax, polymeric dental materials, and biocompatible materials. In addition, the company provides digital design tools, including software, scanners, and haptic devices, as well as solutions for product design, simulation, mold and die design, 3D scan-to-print, reverse engineering, production machining, metrology, and inspection and manufacturing workflows under the Geomagic brand. Further, it offers 3D Sprint and 3DXpert, a proprietary software to prepare and optimize CAD data and manage the additive manufacturing processes FOR automated support building and placement, build platform management, print simulation, and print queue management. Additionally, the company provides maintenance and training services; and precision healthcare solutions, such as design, planning, modeling, prototyping, manufacturing, printing, and finishing of medical and dental devices, anatomical models, and surgical guides and tools. It primarily serves companies and small and midsize businesses in medical, dental, automotive, aerospace, durable goods, government, defense, technology, jewelry, electronic, education, consumer goods, energy, biotechnology, and other industries through direct sales force, channel partners, and appointed distributors. The company was founded in 1986 and is headquartered in Rock Hill, South Carolina.

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.

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.

Fathom Digital Manufacturing Corporation, a digital manufacturing platform, provides product development and manufacturing services in North America. It provides plastic and metal additive technologies, computer numerical control machining, injection molding and tooling, precision sheet metal fabrication, design engineering, and catering services. The company serves the technology, defense, aerospace, medical, automotive, and Internet of Things (IoT) sectors. Fathom Digital Manufacturing Corporation was founded in 1984 and is headquartered in Hartland, Wisconsin.

Shapeways Holdings, Inc. facilitates the design, manufacture, and sale of 3D printed products in the United States and internationally. The company offers an end-to-end digital manufacturing platform on which the users can transform digital designs into physical products under the Otto brand; additive manufacturing services, such as 3D printing, rapid prototyping, and design services; and traditional manufacturing services, including injection molding, sheet metal, urethane and vacuum casting, CNC machining, and machine tooling. It also provides selective laser sintering materials, which include nylon 12, thermoplastic polyurethane, polypropylene, thermoplastic elastomer, and nylon 11; binder jetting materials consisting of stainless steel, steel, and sandstone; multi-jet fusion materials; stereolithography materials, such as accura 60, accura xtreme, and accura xtreme 200; selective laser melting material, including aluminum; material jetting materials, such as fine detail plastic, multi-color polyjet, and high definition full color; and wax casting materials comprising copper, platinum, gold, silver, bronze, brass, rhodium, and gold plated brass. It serves the medical, consumer, robotics, architecture, aerospace, gaming, drones, education, and jewelry industries. Shapeways Holdings, Inc. was founded in 2008 and is based in New York, New York. On July 2, 2024, Shapeways Holdings, Inc., along with its affiliates, filed a voluntary petition for liquidation under Chapter 7 in the U.S. Bankruptcy Court for the District of Delaware.