Contract manufacturing companies in Indiana operate at the intersection of innovation and production. These companies focus on creating products for various sectors, including automotive, healthcare, and electronics. With cutting-edge technology like CNC machining and PCB assembly, firms in this industry provide everything from precision parts to whole systems. As consumer demands evolve and automation takes center stage, the sector is witnessing an exciting shift towards smarter, more efficient manufacturing practices. Indiana's commitment to workforce development further supports growth, positioning the state as an emerging hub for contract manufacturing excellence.

The companies listed here represent significant players in Indiana’s contract manufacturing scene, featuring a mix of sizes from small firms to large manufacturers. Hailing from various regions in the state, these businesses were founded between the 1940s and 2010s. They specialize in sectors like aerospace, medical devices, and electronics, showcasing their technical expertise. With certifications across industries, their diverse offerings signal a robust commitment to quality and client requirements, essential in today's dynamic marketplace.

Continue reading to discover more about Indiana’s top contract manufacturing companies.

Top 20 Contract Manufacturing Companies in Indiana

1. Steiner Enterprises, Inc.

• Website: steineronline.com
• Ownership type: Private
• Headquarters: Lafayette, Indiana, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1990
• Headcount: 51-200
• LinkedIn: steiner-enterprises-inc.

Steiner Enterprises, Inc., based in Lafayette, Indiana, has been a player in the contract manufacturing sector since its inception in 1990. The company specializes in OEM services, providing a broad spectrum of manufacturing solutions that include electromechanical, electronic, and mechanical products. With a workforce of around 23 employees, Steiner Enterprises caters to a variety of industries, such as automotive, industrial, and food & beverage. Their capabilities extend from design and prototyping to sourcing and fulfillment, making them a comprehensive partner for clients. The firm emphasizes high-quality components and efficient production processes, which are critical in today's competitive market. Steiner's extensive experience and established network enhance their ability to deliver tailored solutions to meet specific client needs.

2. CNC Industries, Inc.

• Website: cncind.com
• Ownership type: Family Owned
• Headquarters: Fort Wayne, Indiana, United States (USA)
• Employee distribution: United States (USA) 81%, Canada 19%
• Founded year: 1971
• Headcount: 11-50
• LinkedIn: cnc-industries-inc.

CNC Industries, Inc., based in Fort Wayne, Indiana, is a contract manufacturer that specializes in high-speed CNC machining and fabrication services. Founded in 1971, the company has built a reputation for delivering precision components to various sectors, particularly aerospace and defense. With a workforce of 26 employees, CNC Industries emphasizes quality and efficiency in its operations. The company utilizes advanced manufacturing technologies and a custom-designed ERP system to manage complex data associated with the production of critical components. Their commitment to quality is reflected in their AS9100 certification, which is essential for suppliers in the aerospace industry. CNC Industries has received multiple awards for its performance, including recognition from BAE Systems, highlighting its reliability and excellence in service. The firm operates with a focus on lean manufacturing principles, ensuring that they provide exceptional value and service to their customers. Their capabilities include assembly, inspection, and custom fixture design, making them a versatile partner for OEMs in North America, Europe, and Asia.

3. Applied Laboratories, Inc.

• Website: appliedlabs.com
• Ownership type: Private
• Headquarters: Columbus, Indiana, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1984
• Headcount: 51-200
• LinkedIn: applied-laboratories-inc.

Applied Laboratories, Inc., based in Columbus, Indiana, is a contract manufacturer that has been operational since 1984. Initially established as a regulatory consulting firm specializing in FDA submissions, the company has since transformed into a comprehensive contract manufacturing organization. They focus on the pharmaceutical and healthcare sectors, providing services such as contract manufacturing, formulation assistance, and quality control. Their facilities, spanning 200,000 square feet, are designed to meet current Good Manufacturing Practices (cGMP), ensuring that products are manufactured to the highest quality standards. Applied Laboratories is registered with the FDA as both a drug and medical device manufacturing site, which underscores their commitment to regulatory compliance. They offer a variety of packaging and delivery systems, catering to the unique needs of their clients. Their expertise in filling liquids, creams, gels, and ointments, along with their innovative packaging solutions, makes them a valuable partner for companies in the pharmaceutical and healthcare industries.

4. C&A Tool

• Website: catool.com
• Ownership type: Corporate
• Headquarters: Churubusco, Indiana, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: August 2017
• Founded year: 1969
• Headcount: 501-1000
• LinkedIn: c-%26-a-tool-engineering-inc.

C&A Tool Engineering, Inc., based in Churubusco, Indiana, is a contract manufacturer that specializes in high-precision machining and additive manufacturing. Established in 1969, the company has built a robust portfolio serving the aerospace, medical, and industrial sectors. C&A Tool operates with a significant array of equipment, including over 200 CNC machines and 10 3D metal printers, allowing them to tackle complex components and devices. Their services extend from design and rapid prototyping to full-scale production, ensuring they can meet a wide range of manufacturing demands. The company emphasizes quality and precision, maintaining rigorous standards and certifications such as ISO 13485 and AS 9100. With a workforce of around 600 employees and a commitment to innovation, C&A Tool continues to play a vital role in the contract manufacturing industry.

5. Paco Manufacturing

• Website: pacomanufacturing.com
• Ownership type: Private
• Headquarters: Clarksville, Indiana, United States (USA)
• Employee distribution: United States (USA) 86%, South Africa 14%
• Founded year: 1953
• Headcount: 11-50
• LinkedIn: paco-manufacturing

Paco Manufacturing, founded in 1953 and based in Clarksville, Indiana, is a private manufacturing company that specializes in high-quality contract machining, custom machinery, and engineering services. With a workforce of 22 employees, the company serves a variety of industries, including automotive, food & beverage, pharmaceutical, and consumer goods. Paco Manufacturing prides itself on its ability to provide tailored solutions that enhance production efficiency and machinery functionality. Their services range from contract machining and fabrication to complete machine building and upgrades, ensuring that they can meet the specific needs of their clients. The company operates with a focus on quality, as evidenced by their ISO 9001:2015 certification, and they manage all aspects of production in-house, from engineering to assembly. This integrated approach allows them to maintain high standards and deliver reliable manufacturing solutions.

6. Poly Electronics

• Website: polyelectronics.us
• Ownership type: Private
• Headquarters: Elkhart, Indiana, United States (USA)
• Employee distribution: United States (USA) 90%, Bangladesh 10%
• Founded year: 2016
• Headcount: 51-200
• LinkedIn: poly-electronics

Poly Electronics, based in Elkhart, Indiana, is an electronics manufacturer that specializes in PCB design, assembly, and engineering services. Established in 2016, the company has quickly made a name for itself by providing precision assembly, testing, and sourcing solutions tailored to the needs of various industries, including consumer electronics and automotive. With a workforce of around 31 employees, Poly Electronics emphasizes quality and timely delivery, helping clients navigate the complexities of supply chain challenges. Their services include advanced PCB manufacturing techniques such as surface mount technology and through-hole technology, as well as comprehensive testing solutions. The company also offers engineering services, acting as an extension of clients' teams to enhance product design and manufacturing efficiency. Their ISO 9001:2015 certification underscores their commitment to quality assurance and operational excellence.

7. GMI Corporation

• Website: gmicorp.com
• Ownership type: Corporate
• Headquarters: Franklin, Indiana, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: $184.0M, June 1994
• Founded year: 1990
• Headcount: 51-200
• LinkedIn: gmicorporation

GMI Corporation, based in Franklin, Indiana, is a contract manufacturer that specializes in high precision machining and assembly services. Founded in 1990, the company has built a reputation for producing intricate components that meet the rigorous standards of industries such as medical devices, aerospace, and defense. GMI operates from a state-of-the-art facility that spans 69,000 square feet, equipped with advanced machinery capable of achieving tolerances as tight as ±0.0002 inches. The company is ISO 13485 certified, FDA registered, and ITAR compliant, which allows them to work effectively within the highly regulated medical device sector. GMI's capabilities include CNC machining, assembly, kitting, and controlled environment manufacturing, making them a comprehensive partner for original equipment manufacturers (OEMs). Their commitment to quality is evident in their meticulous quality control processes and their focus on building long-term relationships with clients. GMI has transitioned to a 100% employee-owned model, which enhances their operational ethos and aligns the interests of employees with the company's success.

8. Mainstay Manufacturing

• Website: mainstaymfg.com
• Ownership type: Private
• Headquarters: Brownsburg, Indiana, United States (USA)
• Founded year: 2000
• Headcount: 11-50
• LinkedIn: fab-2-order

Mainstay Manufacturing, also known as IMH Products, is a contract manufacturer based in Brownsburg, Indiana. Established in 2000, the company specializes in metal fabrication and CNC machining, providing a variety of services including laser cutting, welding, and metal stamping. IMH Products serves original equipment manufacturers and engineering firms across multiple industries such as agriculture, defense, medical devices, and food production. With a workforce of 11-50 employees, the company emphasizes quality and efficiency in its operations. They are ISO 9001:2015 certified, which underscores their commitment to maintaining high standards in manufacturing. IMH Products has invested in advanced technology, including a fleet of lasers and presses, to enhance their production capabilities. Their focus on custom solutions and inventory management helps clients reduce costs while ensuring timely delivery of parts. Overall, Mainstay Manufacturing plays a significant role in the contract manufacturing sector, particularly in metal components and subassemblies.

9. DIVSYS International-ICAPE, LLC

• Website: divsys.com
• Ownership type: Private
• Headquarters: Indianapolis, Indiana, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2010
• Headcount: 11-50
• LinkedIn: divsys-international-llc

DIVSYS International-ICAPE, LLC, founded in 2010 and based in Indianapolis, Indiana, is a private electronics manufacturer that specializes in printed circuit boards (PCBs) and technical parts. The company offers a range of services, including design engineering, prototyping, and local manufacturing. Their clientele spans various industries such as automotive, medical, industrial, and telecommunications, indicating their capability to meet the specific needs of different sectors. With a workforce of around 32 employees, DIVSYS International-ICAPE, LLC emphasizes quality and efficiency in production, ensuring that their components meet the high standards required by their customers. They have established a network of manufacturing partners to optimize production processes and maintain competitive pricing. Their commitment to quality is reflected in their rigorous quality control measures and customer care initiatives, which are essential in the contract manufacturing landscape.

10. Excel Electronics Inc.

• Website: excelelectronicsinc.com
• Ownership type: Private
• Headquarters: Elkhart, Indiana, United States (USA)
• Employee distribution: United States (USA) 60%, India 40%
• Founded year: 2006
• Headcount: 51-200
• LinkedIn: excel-electronics

Excel Electronics Inc., based in Elkhart, Indiana, is a private company founded in 2006 that specializes in electronic manufacturing services. The firm offers a comprehensive suite of services, including custom circuit board design, assembly, and testing. Excel Electronics caters to a variety of industries, such as automotive, medical, and consumer electronics, providing tailored solutions to meet specific electronic needs. With a workforce that includes a significant presence in both the United States and India, the company leverages a blend of local and international expertise. Their commitment to quality is evident through their certified ISO 9001:2015 Quality Management System and IPC certifications. Excel Electronics prides itself on building strong relationships with clients, ensuring personalized service throughout the circuit board development process. Their capabilities extend to quick-turn prototypes and full-service contract manufacturing, making them a reliable partner for original equipment manufacturers (OEMs) seeking efficient and effective electronic solutions.

11. Major Tool & Machine

• Website: majortool.com
• Ownership type: Corporate
• Headquarters: Indianapolis, Indiana, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: Other (Grant), $175,000, June 2022
• Founded year: 1946
• Headcount: 201-500
• LinkedIn: major-tool-%26-machine

Major Tool & Machine, based in Indianapolis, Indiana, is a contract manufacturer that has been operational since 1946. The company specializes in complex engineering and machining services, primarily serving the aerospace and defense sectors. With a workforce of approximately 242 employees, Major Tool & Machine operates a vast manufacturing facility that spans 650,000 square feet. This facility is equipped with state-of-the-art CNC machining, welding, and assembly capabilities, allowing the company to produce high-quality components and assemblies. Their expertise includes large CNC milling and turning, robotic welding, and comprehensive project management. Major Tool & Machine has built a reputation for supporting mission-critical programs, ensuring that they meet stringent quality standards. The company has also received various accolades, including the Raytheon Technologies Premier Supplier Award, which underscores their commitment to excellence in manufacturing. In June 2022, they secured a grant of $175,000, further demonstrating their active engagement in the industry and commitment to growth.

12. Hirata Corporation of America

• Website: hirata.com
• Ownership type: Private
• Headquarters: Indianapolis, Indiana, United States (USA)
• Employee distribution: United States (USA) 69%, Mexico 31%
• Founded year: 1980
• Headcount: 51-200
• LinkedIn: hirata-corporation-of-america

Hirata Corporation of America, based in Indianapolis, Indiana, is a private manufacturing company founded in 1980. With a workforce of approximately 108 employees, the company specializes in producing advanced production systems and automation solutions tailored for industries such as automotive, semiconductor, and home appliances. Hirata's products are designed to enhance production efficiency and quality, making them a valuable partner for manufacturers looking to optimize their operations. The company operates globally, leveraging its extensive experience to provide equipment that meets the specific demands of its clients. Their product range includes assembly lines for electric vehicles, semiconductor manufacturing equipment, and home appliance production systems, showcasing their adaptability and technical expertise in various sectors.

13. Olson Custom Designs

• Website: olsoncustomdesigns.com
• Ownership type: Private
• Headquarters: Indianapolis, Indiana, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2014
• Headcount: 51-200
• LinkedIn: olson-custom-designs

Olson Custom Designs, founded in 2014 and based in Indianapolis, Indiana, is a contract machine shop that specializes in precision CNC machining and fabrication services. The company serves critical industries, including aerospace, medical devices, and defense, providing essential components that adhere to rigorous quality standards. With a workforce of approximately 39 employees, Olson Custom Designs has established itself as a reliable partner for clients facing supply chain challenges. Their services include CNC milling, CNC turning, and custom fabrication, all supported by a robust quality control process. The company is certified under ISO 9001:2015, AS 9100D, and ISO 13485:2016, ensuring compliance with the high standards required in the aerospace and medical sectors. Olson Custom Designs has shown impressive growth, doubling its output every two years and maintaining a strong focus on customer satisfaction through effective project management and communication.

14. IMH Products

• Website: imh.com
• Ownership type: Private
• Headquarters: Indianapolis, Indiana, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1955
• Headcount: 51-200
• LinkedIn: imh-products

IMH Products, based in Indianapolis, Indiana, has been a contract manufacturer since its establishment in 1955. The company specializes in metal fabrication and CNC machining, providing high-quality components and subassemblies to original equipment manufacturers and engineering firms. Their service offerings include laser cutting, metal stamping, CNC machining, and finishing, which cater to a variety of industries such as agriculture, defense, food production, and medical devices. IMH Products prides itself on its ability to handle both low-volume prototype work and large-scale manufacturing projects. With a workforce of 51-200 employees, the company emphasizes quality and efficiency, ensuring that they meet customer specifications and timelines. Their commitment to innovation is evident in their investment in advanced technology, which enhances their production capabilities. IMH Products operates with an ISO 9001:2015 certification, underscoring their dedication to quality management standards.

15. CCT Enterprises - Your Integrated Manufacturing Solution

• Website: cct-ent.com
• Ownership type: Private
• Headquarters: Auburn, Indiana, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1987
• Headcount: 11-50
• LinkedIn: cct-enterprises

CCT Enterprises, established in 1987 and located in Auburn, Indiana, is a manufacturing company that specializes in integrated manufacturing solutions. With over 75 years of combined experience among its team, CCT serves OEMs and Tier 1 and Tier 2 companies across multiple sectors, including automotive, medical, agriculture, and industrial markets. The company prides itself on delivering high-quality parts and services, enhancing operational efficiency for its clients. CCT's business model emphasizes continuous improvement, which allows them to drive down costs while increasing capabilities, ultimately benefiting their customers with competitive pricing and improved throughput. Their involvement in the firearms and hunting markets also highlights their adaptability and commitment to meeting diverse customer needs. CCT Enterprises is dedicated to building strong partnerships and is viewed as a trusted supplier by its stakeholders.

16. Ryobi Die Casting, Inc.

• Website: ryobidiecasting.com
• Ownership type: Private
• Headquarters: Shelbyville, Indiana, United States (USA)
• Employee distribution: United States (USA) 95%, United Kingdom (UK) 5%
• Founded year: 1985
• Headcount: 501-1000
• LinkedIn: ryobi

Ryobi Die Casting, Inc. is a private manufacturer based in Shelbyville, Indiana, established in 1985. The company specializes in aluminum die casting, primarily serving the automotive industry. With a workforce of approximately 834 employees, Ryobi focuses on producing complex aluminum components that are essential for vehicle production. Their operations are characterized by advanced engineering capabilities and a commitment to high-quality manufacturing processes. Ryobi has been recognized for its excellence in delivery and quality by major automotive manufacturers, including Honda and General Motors. The company is also expanding its operations, with a recent announcement of a $50 million investment in its facility in Mexico to meet the growing demand for electric vehicle components. This strategic move highlights Ryobi's proactive approach to adapting to industry trends and customer needs.

17. Mesco Manufacturing Group LLC

• Website: mescomfg.com
• Ownership type: Private
• Headquarters: Greensburg, Indiana, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1995
• Headcount: 51-200
• LinkedIn: mesco-manufacturing-llc

Mesco Manufacturing Group LLC, based in Greensburg, Indiana, is a contract manufacturing company that specializes in CNC machining and assembly. Founded in 1995, Mesco has developed a strong foothold in the manufacturing sector, providing precision machining services to a variety of industries. The company prides itself on its ability to deliver high-quality products on time, which is supported by its AS9100D and ISO 9001:2015 certifications. These certifications reflect Mesco's commitment to maintaining rigorous quality standards and compliance with industry regulations. Mesco offers a range of services, including precision machining, assembly, and post-processing, and is equipped to handle both high and low production volumes. Their capabilities extend to in-house post-processing and assembly, as well as outsourced services like welding and coating. This comprehensive approach allows Mesco to cater to complex manufacturing needs while ensuring quality and efficiency throughout the production process.

18. Quality Machine & Tool Works, INC.

• Website: qmtw.net
• Ownership type: Private
• Headquarters: Columbus, Indiana, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1976
• Headcount: 51-200
• LinkedIn: quality-machine-%26-tool-works-inc.

Quality Machine & Tool Works, INC. is a contract machining company based in Columbus, Indiana, established in 1976. The firm specializes in CNC machining services, providing high-quality machined parts and components primarily for the trucking and automotive sectors. With a workforce of around 35 employees, the company prides itself on its commitment to quality assurance and customer satisfaction. They utilize advanced manufacturing techniques and operate under strict quality management systems, holding certifications such as ISO 9001:2015 and ISO 14001:2015. Their capabilities include material sourcing, value-added services, and a robust training program for employees, ensuring consistency and traceability in production. Quality Machine & Tool Works, INC. is dedicated to producing superior products at competitive prices, aiming to exceed customer expectations in every delivery.

19. Creative Foam Healthcare Mooresville, IN

• Website: creativefoammedicalsystems.com
• Ownership type: Private
• Headquarters: Mooresville, Indiana, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1990
• Headcount: 201-500
• LinkedIn: mt-olive-manufacturing-inc-

Creative Foam Healthcare Mooresville, IN is a private manufacturer founded in 1990, specializing in engineered solutions for the healthcare, transportation, and industrial sectors. The company is known for its contract manufacturing services, particularly in the healthcare division, where it partners with some of the largest medical technology and personal protection companies. Creative Foam offers a wide range of products and services, including molded urethane, RF welding, and cleanroom manufacturing, ensuring compliance with industry standards such as ISO 13485 and FDA regulations. Their operations emphasize quality, innovation, and customer satisfaction, providing tailored solutions that enhance patient care and comfort. With a workforce of 201-500 employees, Creative Foam is committed to delivering high-quality products while maintaining a focus on sustainability and community engagement.

20. BCI Solutions, Inc.

• Website: bcisolutions.com
• Ownership type: Family Owned
• Headquarters: Bremen, Indiana, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: Other (Grant), $33,000, June 2024
• Founded year: 1939
• Headcount: 201-500
• LinkedIn: bremen-castings-inc

BCI Solutions, Inc., based in Bremen, Indiana, is a family-owned manufacturing company with a rich history dating back to 1939. With a workforce of approximately 120 employees, BCI has evolved from a small foundry into a significant player in project-based manufacturing solutions. The company offers a range of services, including assembly, machining, castings, engineering, and 3D prototyping, catering to various sectors such as automotive and defense. BCI Solutions prides itself on its ability to take projects from concept to reality, ensuring high-quality outcomes tailored to customer specifications. The firm is committed to continuous improvement, regularly investing in new technologies and processes to enhance efficiency and product quality. Recently, BCI Solutions received a grant of $32,700, reflecting its ongoing efforts to innovate and adapt in a competitive market.

Contract Manufacturing Insights: Key Companies in Indiana

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