The contract manufacturing industry in Colorado brims with innovation and efficiency. Each operating company takes on projects for clients, producing goods under the client's brand name. These companies span multiple sectors, including electrical circuits, machinery, and electromechanical devices, providing customized, high-quality solutions from PCB and prototype assembly to precision parts processing and live-fire testing. Reflecting the industry’s rise, companies like Advanced Circuits and Stolle Machinery Company stand at the forefront, consistently upgrading technology and ensuring superior product quality. With the combination of technological advancement and growing customer need, it is forecasted that the industry will witness a bolstered growth trajectory.


Top 21 contract manufacturing companies in Colorado

1. Advanced Circuits

  • Website: 4pcb.com
  • Headquarters: Aurora, Colorado, United States
  • Founded: 1989
  • Headcount: 201-500
  • Latest funding type: Acquired
  • LinkedIn

Advanced Circuits is a leading PCB manufacturer with over 25 years of experience in providing innovative printed circuit board technologies and high-quality standards. They offer a one-stop solution for PCB and prototype assembly, catering to both small quantity and large scale production. With a large customer base and excellent customer service, they provide instant online quoting and tracking systems for easy ordering.


2. Stolle Machinery Company LLC

Stolle Machinery is a leading company in the manufacturing industry, specializing in the production of stretching machines for metal containers. With their latest generation of machines, they are able to significantly reduce conversion time and improve efficiency. Their expertise extends to precision parts processing and production lines for beverage caps.


3. Capco, LLC

  • Website: capcoinc.com
  • Headquarters: Grand Junction, Colorado, United States
  • Founded: 1958
  • Headcount: 201-500
  • LinkedIn

Capco is a manufacturing company with over three decades of experience in electromechanical devices. They specialize in producing a wide range of assembly in-house and conducting live-fire testing. Capco has a strong engineering support team consisting of degreed engineers from various disciplines. They also have a well-managed manufacturing and quality assurance workforce with extensive experience in innovation, design, testing, and manufacturing.


4. OraLabs, Inc.

  • Website: oralabs.com
  • Headquarters: Parker, Colorado, United States
  • Founded: 1990
  • Headcount: 201-500
  • LinkedIn

OraLabs is a manufacturer of personal care products based in Parker, CO. They offer a wide range of high-quality personal care products, including store brand and private label options. With a focus on quality and innovation, OraLabs provides contract manufacturing and promotional products services as well.


5. Research Electro-Optics

  • Website: reoinc.com
  • Headquarters: Boulder, Colorado, United States
  • Founded: 1994
  • Headcount: 201-500
  • LinkedIn

Research Electro-Optics (REO) is a leading company in the field of laser optics. They specialize in the manufacturing and assembly of high-performance laser optics, including mirrors, windows, beamsplitters, filters, lenses, and prisms. REO's expertise lies in their unique combination of optics fabrication and assembly capabilities, allowing them to deliver superior laser system performance. They also offer a comprehensive range of thin film coatings for optics and laser applications, delivering optimal performance, volume, and value.


6. Vergent Products

Vergent Products is an American company based in Loveland, Colorado that specializes in contract manufacturing and product design. They offer a range of services including configure-to-order, 3PL distribution, repair and return, and supply chain risk management. With world-class service and expertise, Vergent Products helps bring clients' products to market efficiently and effectively.


7. Primus Aerospace

  • Website: primusaero.com
  • Headquarters: Lakewood, Colorado, United States
  • Founded: 1989
  • Headcount: 51-200
  • Latest funding type: Acquired
  • LinkedIn

Primus Aerospace is a company in the defense industry that specializes in manufacturing and producing machined parts for weapon systems, aircraft, and spacecraft. They have strong relationships with companies that provide finishing services to prepare metal parts for usage.


8. Micro Metals Inc.

Micro Metals is a highly automated manufacturer of custom metal products and a trusted supplier of precision parts. With over 50 years of experience, we offer cutting-edge technologies such as CNC machining, coil punching, and rollforming. Our services include cutting precision components, braking, blanking, punching, assembly, and painting custom parts. We serve industries like Telecommunications, U.S. Military, Energy, Climate Control, and Construction. Our goal is to provide high-quality parts at competitive prices and manage your next project with expertise.


9. Metalcraft Industries, Inc

Metalcraft Industries is a manufacturing company offering machining, sheet metal fabrication, and metal stamping services. They provide pre-production design collaboration, post-production support, and production-complementing services. With a focus on precision and cost reduction, they utilize innovative tool and die designs, precise robotics, and the latest technology. Serving various industries, they have a diverse range of specialized equipment and offer value-added finishing. Their expertise includes CNC machining, metal parts manufacturing, and precision sheet metal fabrication.


10. Rapport Inc

  • Website: rapportinc.com
  • Headquarters: Wheat Ridge, Colorado, United States
  • Founded: 1979
  • Headcount: 11-50
  • LinkedIn

Rapport Inc. is a strategic electronic manufacturing company that offers contract electronic manufacturing services, including battery packs, wholesale batteries, cable and wiring harnesses, and electronic enclosures. With adherence to industry standards and a commitment to quality, Rapport aims to be your long-term partner in delivering custom solutions. They have expertise in material and design cost savings, and their state-of-the-art facility and equipment ensure efficient assembly processes. Rapport builds strong relationships with their customers, providing them with the power and components they need for their projects.


11. SlingShot Assembly

SlingShot Assembly is a PCB manufacturing company that offers both prototype and production assembly services. They specialize in quickly delivering high-quality printed circuit boards to a wide range of industries, from small startups to the US military. They have facilities in Colorado and Wisconsin that can handle small to large assembly orders and complex box build projects.


12. Nova Engineering Inc

Nova Engineering is a full-service printed circuit board assembler located in Denver, Colorado. With over 35 years of experience, they partner with customers to build high-quality products at competitive rates. They offer a wide range of services including prototype assembly, turnkey assembly, and consigned assembly.


13. Custom Machining Corporation

Custom Machining Corporation is a contract manufacturing and machining company that specializes in high-speed automation machinery. They engineer, manufacture, and build their equipment in the United States and provide sales, service, and spares internationally. They offer precision machining, grinding, welding, and fabrication parts and services, with a focus on continuous improvement and building lasting customer relationships through quality, communication, and performance.


14. BCS Fabrication

  • Website: bcsfab.com
  • Headquarters: Loveland, Colorado, United States
  • Founded: 2010
  • Headcount: 11-50
  • LinkedIn

BCS FAB is a full-service structural steel and aluminum fabrication company with capabilities in drafting, detailing, structural analysis, rolling, press brake, plasma cutting, CNC milling, welding, chemical cleaning, and liquid coatings. They have over 100 years of industry experience and offer licensed PE stamping.


15. QSC Systems

QSC Systems is an electronics contract manufacturing company that specializes in surface mount and thru-hole PCB production & assembly, fast turn prototypes for engineers, box builds, and turnkey solutions. They offer unparalleled flexibility, customer service & value with over 25 years of experience in Colorado.


16. IP Automation Inc

IP Automation specializes in the design, development, and manufacturing of custom one-of-a-kind devices and machines, offering effective solutions for demanding requirements.


17. Denver Rubber Company

  • Website: drcfirst.com
  • Headquarters: Denver, Colorado, United States
  • Founded: 1972
  • Headcount: 11-50
  • LinkedIn

Denver Rubber Company (DRC) is a custom gasket manufacturer and sponge/foam supplier to industrial and OEM markets. With over 30 years of experience, DRC provides high-quality materials and fabrication capabilities to meet exacting application needs, from prototypes to production runs.


18. Reata Engineering & Machine Works, Inc.

  • Website: reataeng.com
  • Headquarters: Englewood, Colorado, United States
  • Founded: 1993
  • Headcount: 51-200
  • LinkedIn

Reata Engineering is a precision machining and contract manufacturing company that offers custom fulfillment and distribution solutions. They provide design, prototyping, manufacturing, and assembly services for a wide range of industries.


19. Advanced Assembly

  • Website: aapcb.com
  • Headquarters: Aurora, Colorado, United States
  • Founded: 2004
  • Headcount: 51-200
  • LinkedIn

AAPCB is a company that provides advanced assembly services. They offer expertise in PCB assembly and specialize in complex projects. With their cutting-edge technology and skilled team, they deliver high-quality and reliable results to their clients.


20. Wi Inc.- Medical Device Development

  • Website: wiinc.net
  • Headquarters: Centennial, Colorado, United States
  • Founded: 2001
  • Headcount: 11-50
  • Latest funding type: Acquired
  • LinkedIn

Wi Inc. is a premiere supplier of medical device development services, specializing in bringing groundbreaking technologies to market. With a comprehensive engineering skillset, they solve challenges in microfluidics, instrument design, cleanroom assembly, and blister packaging.


21. Accu-Tube LLC

  • Website: accutube.com
  • Headquarters: Denver, Colorado, United States
  • Founded: 1973
  • Headcount: 11-50
  • Latest funding type: Acquired
  • LinkedIn

Accu-Tube is a leading supplier of precision stainless steel tubing for the medical device industry. We specialize in manufacturing custom tubing that meets the exact specifications and quality standards of our customers. With nearly 50 years of expertise, we offer a wide range of materials, manufacturing methods, sizes, and finishing options.


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