Michigan's Top 19 Contract Manufacturing Companies
Michigan's Top 19 Contract Manufacturing Companies
Contract manufacturing has established its roots deeply in Michigan with a wide array of companies offering varied services. These companies operate primarily in automotive, defense & aerospace, heavy truck, and healthcare industries, offering solutions like assembly, molding, stamping, prototype production, and supply chain logistics. Emphasizing quality and efficiency, these contract manufacturers combine cutting-edge technology and in-depth expertise to satisfy complex build-to-print requirements. The industry's growth trajectory suggests an increasing need for these services, with companies aiming at continuous improvement and driving toward defect-free and on-time delivery of products.
Top 19 contract manufacturing companies in Michigan
1. Flex-N-Gate
- Website: flex-n-gate.com
- Headquarters: Warren, Michigan, United States
- Founded: 1956
- Headcount: 10001+
Flex-N-Gate is a leading manufacturer and supplier of large stamped metal and welded components, assemblies, and plastic parts for the automotive industry. With a global platform of integrated manufacturing facilities, we provide clients with improved quality, efficiency, cost, and control. We offer comprehensive solutions using our collective resources of product engineering, project management, testing, stamping, welding, molding, painting, plating, assembly, and shipping. Our expertise includes low volume and prototype production, and we constantly strive for continuous improvement and on-time delivery of defect-free products.
2. Detroit Manufacturing Systems (DMS)
- Website: dmsna.com
- Headquarters: Detroit, Michigan, United States
- Founded: 2012
- Headcount: 1001-5000
DMS Industries is a supply chain and logistics company trusted to deliver large-scale assembly programs. They offer extensive error proofing and poka-yoke solutions for industries such as automotive, defense & aerospace, healthcare, heavy truck, and industrial. With a focus on building a people-focused culture, DMS provides value-add assembly and vertically integrated contract manufacturing solutions, handling complex build-to-print requirements.
3. RCO Engineering
- Website: rcoeng.com
- Headquarters: Roseville, Michigan, United States
- Founded: 1973
- Headcount: 501-1000
RCO Engineering is a contract manufacturing company that specializes in providing design and engineering services for the automotive, aerospace, and defense industries. They offer a comprehensive range of capabilities, including prototyping, testing, validation, production, metal stamping, fabrication, injection molding, and additive manufacturing. With their advanced technology, experienced team, and commitment to quality, RCO is the trusted partner for leading industry brands.
4. ARCH Medical Solutions
- Website: arch-medical.com
- Headquarters: Bloomfield Hills, Michigan, United States
- Founded: 2011
- Headcount: 1001-5000
ARCH Medical Solutions is a contract manufacturing company specializing in the production of precision-machined medical and robotic instruments, implants, and components. With nationwide facilities and state-of-the-art capabilities, ARCH offers reliable and scalable manufacturing services. Their expertise in orthopedics, spine, dental, surgical robotics, and medical devices production enables them to meet the highest standards of quality and delivery.
5. International Industrial Contracting Corporation
- Website: iiccusa.com
- Headquarters: Sterling Heights, Michigan, United States
- Founded: 1961
- Headcount: 501-1000
International Industrial Contracting Corporation (IICC) specializes in the installation and relocation of manufacturing heavy machinery and equipment. They offer a range of services including rigging, millwright, machinery and conveyor installation, maintenance and repair, and steel services. With over 60 years of experience, IICC has built a reputation for quality workmanship and competitive pricing. They serve various industries such as automotive, industrial manufacturing, transportation & baggage, and food and beverage.
6. Burke Porter Group
- Website: burkeportergroup.com
- Headquarters: Ada, Michigan, United States
- Founded: 1953
- Headcount: 1001-5000
- Latest funding type: Series Unknown
Burke Porter Group is a company that offers a wide range of products and services in various industries such as automotive, aerospace, agriculture, energy, and more. They provide assembly and test solutions, automated inspection systems, contract manufacturing, precision motion systems, and renewable energy solutions.
7. Prestige Group
- Website: prestige-grp.com
- Headquarters: Clinton Township, Michigan, United States
- Founded: 1998
- Headcount: 201-500
Prestige Group is a company that offers advanced fabrication, warehouse and assembly services, as well as additive manufacturing and engineering rework. They specialize in automotive and aerospace machining and manufacturing, and provide quality containment and part sorting. Additionally, they are committed to supporting veteran employment initiatives.
8. Detroit Chassis LLC
- Website: detroitchassis.com
- Headquarters: Detroit, Michigan, United States
- Founded: 1999
- Headcount: 201-500
Detroit Chassis is a contract manufacturing company specializing in the production of OEM-compliant modules, sub-assemblies, and complete vehicles. With a lean, flexible, and efficient manufacturing system, they are able to meet customer requirements and market demand. Their offerings include rolling chassis, JIT sub-assemblies, and niche vehicles.
9. 3-Dimensional Services Group
- Website: 3dimensional.com
- Headquarters: Rochester Hills, Michigan, United States
- Founded: 1992
- Headcount: 201-500
3Dimensional is a manufacturing company that offers a wide range of services including CNC machining, metal stamping, forming, fabricating, laser cutting, welding, assembly, injection molding, casting, and precision machining. They provide consultative support for product development, prototyping, low-volume production, and commercial applications. They specialize in serving industries such as automotive, defense, appliance, lawn and garden, alternative and renewable energy, and recreation.
10. Rose Medical
- Website: rosemedical.com
- Headquarters: Grand Rapids, Michigan, United States
- Founded: 1998
- Headcount: 51-200
Rose Medical is a cannula and catheter medical device manufacturing company that specializes in the production of catheters. With ISO 13485 certification and FDA registration, they offer tip forming, wire-reinforced tubing, balloons, and full device assembly. Serving medical device OEMs since 1998, Rose Medical provides high-quality products with superior kink and crush resistance. They also offer services such as packaging, dip molding, and silicone injection molding.
11. ACEMCO Incorporated
- Website: acemco.com
- Headquarters: Spring Lake, Michigan, United States
- Founded: 1946
- Headcount: 51-200
ACEMCO is a metal solutions company that offers metal stamping, welding, and assembly services. With decades of experience supporting OEMs and manufacturers in the automotive and transportation industries, ACEMCO works to develop better, more cost-effective, and more profitable manufacturing processes.
12. H&L Manufacturing
- Website: hlmanufacturing.com
- Headquarters: Middleville, Michigan, United States
- Founded: 1967
- Headcount: 51-200
H&L Manufacturing is a company that supports a variety of industries including Automotive, Aerospace, Medical, Marine, ATV, RV, Large Vehicles, Utility Trailers, and more. They offer wire harness production, control panel assembly, overmolding, kitting, and packaging services.
13. Bryllan LLC
- Website: bryllan.com
- Headquarters: Brighton, Michigan, United States
- Headcount: 11-50
Bryllan is a premier commercial scale CMO in the USA offering contract manufacturing services for potent and cytotoxic compounds, hormones, antibodies, complex biologics, live viruses, and vaccines. With a state-of-the-art aseptic production facility and a focus on quality, Bryllan ensures reliable supply and superior patient care. They specialize in pre-clinical and process development, engineering services, program management, regulatory affairs, and analytical laboratory support.
14. Zero Hour Parts
- Website: zerohourparts.com
- Headquarters: Ann Arbor, Michigan, United States
- Founded: 2004
- Headcount: 51-200
Zero Hour Parts is a manufacturing company that specializes in providing mission-critical components for various industries. With a focus on fast production turnarounds and high-quality results, they help businesses get their products to market faster. Their state-of-the-art facility and cutting-edge technology ensure precision and on-time delivery. They offer milling, turning, and sheet metal services, and pride themselves on their commitment to customer satisfaction.
15. BMI Injection Molding & Assembly
- Website: bmi-corp.com
- Headquarters: Chesterfield, Michigan, United States
- Founded: 1988
- Headcount: 11-50
BMI-Corp is an integrated, diversified manufacturing support company based in Chesterfield, Michigan. With ISO/TS 16949:2009 certification, they specialize in providing contract assembly services, plastic injection molding, part decorating, and more to Tier 1 and 2 automotive suppliers. They offer engineering support for product development and manufacture, from concept to distribution, ensuring precision and cost-effective outsourcing.
16. American Technical Fabricators
- Website: amtechfab.com
- Headquarters: Bad Axe, Michigan, United States
- Founded: 2005
- Headcount: 11-50
American Technical Fabricators offers manufacturing and fabrication services including laser cutting, CNC punching, press brake forming, roll forming, welding, powder-coat painting, assembly, custom packaging, pallets and storage solutions.
17. Jetool - Chesaning Manufacturing Co., Inc. D.B.A Jetool
- Website: jetool.com
- Headquarters: Chesaning, Michigan, United States
- Founded: 1963
- Headcount: 11-50
Jetool is a custom machining, fabrication, and assembly partner serving the aerospace, defense, and niche manufacturing industries. They specialize in tight tolerance, complex parts and assemblies made from metal, plastic, composites, and wood. With over 50 years of experience, Jetool is a quality and service leader, certified to AS9100-D and ISO9001: 2015 standards.
18. K&M Machine - Fabricating, Inc.
- Website: k-mm.com
- Headquarters: Cassopolis, Michigan, United States
- Founded: 1951
- Headcount: 51-200
K&M Machine-Fabricating, Inc. is a company specializing in large machining, fabrication, and assembly. They strive for zero production issues, delays, and errors to provide exceptional service to their customers. With expertise in industries such as Defense, Oil & Gas, Power Generation, Machine Tool, Construction, and Mining, K&M offers solutions for various sectors.
19. HMS Co. LLC
- Website: uticaenterprises.com
- Headquarters: Shelby Twp., Michigan, United States
- Founded: 2000
- Headcount: 51-200
Utica Enterprises is a full-service organization with global presence and recognition in the automotive and aerospace manufacturing industries. With over 76 years of collective experience, they offer process, design, and build services. They have strong customer relationships and are the preferred supplier of engineering services and support.
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