Metal stamping companies in Connecticut engage in manufacturing processes that transform flat sheets of metal into custom shapes and components. This industry caters to various sectors, including automotive, aerospace, medical, and defense, specializing in precision parts required for complex machinery and equipment. Notably, advancements in technology and increasing demand for lightweight components are driving trends such as automation and enhanced design capabilities. Moreover, companies are exploring sustainability by utilizing eco-friendly practices and materials, aligning with global trends toward greener manufacturing solutions.


The listed companies include a mix of family-owned and private firms, with varying sizes from as few as 10 to over 500 employees. Most were founded mid-20th century or earlier, indicating a strong legacy in the industry. Company specializations range from deep drawn metal stampings to custom tooling and assembly services, reflecting their adaptability to client needs in high-tech sectors.


Continue reading to discover more about Connecticut's top metal stamping companies.


Top 20 Metal Stamping Companies in Connecticut


1. Stewart EFI, LLC

  • Website: stewartefi.com
  • Ownership type: Private
  • Headquarters: Thomaston, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1936
  • Headcount: 201-500
  • LinkedIn: stewart-efi-llc

Stewart EFI, LLC, based in Thomaston, Connecticut, is a manufacturing firm that specializes in precision metal stamping and contract manufacturing. Established in 1936, the company has built a reputation for delivering high-quality components across various sectors, including automotive, medical, and military. Their offerings include deep drawn components, progressive die stampings, and slide-formed components, showcasing their technical expertise and manufacturing capabilities. Stewart EFI also provides value-added services such as engineering solutions, prototype fabrication, and secondary operations, which enhance their appeal to clients seeking comprehensive manufacturing support. The company operates multiple facilities, including locations in El Paso, Texas, and a joint venture in Hangzhou, China, allowing them to meet both domestic and international demand. Their commitment to quality is reflected in their ISO/TS 16949 certification, ensuring that they adhere to stringent industry standards. With a workforce of around 83 employees, Stewart EFI continues to be a trusted partner for businesses requiring precision metal components.


2. Demsey Manufacturing Co., Inc.

  • Website: demseymfg.com
  • Ownership type: Private
  • Headquarters: Watertown, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1954
  • Headcount: 1-10
  • LinkedIn: demsey-manufacturing-co-inc-

Demsey Manufacturing Co., Inc. is a precision engineering firm based in Watertown, Connecticut, specializing in deep drawn metal stamping. Established in 1954, the company has been a reliable partner for various industries, including aerospace, automotive, and medical. With a workforce of around 16 employees, Demsey operates from a modern facility that spans 35,000 square feet. They offer a comprehensive suite of services, including custom tooling design, assembly, and secondary processes like plating and heat treatment. Their advanced manufacturing capabilities include automatic stamping and transfer presses, which allow for high-speed production and tight tolerances. The company prides itself on its engineering expertise, with a team of mechanical engineers and metallurgists dedicated to optimizing processes and materials. Demsey's commitment to quality is evident in their long-standing customer relationships and their ability to adapt to changing market demands. They have successfully maintained partnerships with clients for decades, showcasing their reliability and customer-centric approach.


3. The Cly-Del Manufacturing Company

  • Website: cly-del.com
  • Ownership type: Family Owned
  • Headquarters: Waterbury, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1939
  • Headcount: 51-200
  • LinkedIn: clydel-manufacturing

The Cly-Del Manufacturing Company, based in Waterbury, Connecticut, is a family-owned contract manufacturer specializing in precision metal stamping and product development. Established in 1939, the company has built a reputation for producing high-quality metal components that serve various industries, including agriculture, defense, energy, and technology. Cly-Del emphasizes engineering excellence and quality assurance throughout its manufacturing processes. With a workforce of approximately 47 employees, the company operates from a 200,000 square foot facility, producing over 3.5 billion parts annually. Their capabilities include transfer press stamping, progressive stamping, compound die stamping, and cupping, showcasing their expertise in metal forming technologies. Cly-Del's commitment to sustainability and community engagement further underscores its role as a responsible manufacturer in the industry.


4. Engineering Specialties, Inc. (ESI)

  • Website: esict.com
  • Ownership type: Private
  • Headquarters: North Branford, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1990
  • Headcount: 11-50
  • LinkedIn: engineering-specialties-inc--esi-

Engineering Specialties, Inc. (ESI) is a private manufacturing firm based in North Branford, Connecticut, specializing in custom metal stamping and assembly services. Established in 1990, ESI has built a reputation for delivering high-quality, precision-engineered components across various sectors, including aerospace, automotive, and medical. The company employs advanced manufacturing techniques and maintains a strong focus on quality assurance, ensuring that their products meet the rigorous standards demanded by their clients. ESI's capabilities include high-volume production metal stamping, tool and die making, and custom engineered fasteners. They also offer secondary services such as laser marking and assembly, which enhance their value proposition to customers. With a dedicated team and a commitment to continuous improvement, ESI positions itself as a reliable partner for clients seeking precision and efficiency in metal stamping solutions.


5. Metallon Inc.

  • Website: metallon.com
  • Ownership type: Private
  • Headquarters: Thomaston, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1964
  • Headcount: 51-200
  • LinkedIn: metallon-inc

Metallon Inc., based in Thomaston, Connecticut, has been a manufacturer of precision metal stampings since its inception in 1964. The company specializes in producing high-quality stamped parts and assemblies tailored for various industries, notably automotive and medical. Metallon prides itself on its ability to meet customer expectations through a deep understanding of manufacturing processes. The company is certified under IATF16949:2016, ISO9001:2015, and ISO14001:2015, which underscores its commitment to quality and environmental management. Metallon actively participates in industry events, such as the Design-2-Part Shows, where they showcase their capabilities and seek new partnerships. Their workforce's expertise allows them to tackle complex manufacturing challenges, reinforcing their position in the precision metal stamping sector.


6. Tiger Enterprises Inc.

  • Website: tigerstamping.com
  • Ownership type: Private
  • Headquarters: Southington, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1979
  • Headcount: 11-50
  • LinkedIn: tiger-enterprises-inc-

Tiger Enterprises Inc., based in Southington, Connecticut, is a family-owned metal stamping manufacturer that has been operational since 1979. The company specializes in producing precision metal components and assemblies, catering to various industries, including electronics and military specifications. With a workforce of 11-50 employees, Tiger Enterprises emphasizes high-quality metal stamping, AR parts, and custom packaging services. Their in-house tooling and engineering capabilities allow them to create custom applications and prototypes, ensuring that they meet client specifications with precision. The company prides itself on its commitment to quality and customer service, which is evident in their rigorous quality control processes and the use of high-quality materials. Tiger Enterprises operates from a facility in Plantsville, CT, and maintains a strong focus on delivering reliable products that adhere to military standards. Their participation in industry showcases, such as the Shot Show, highlights their active role in the metal stamping sector.


7. Companion Industries, Inc.

  • Website: companionind.com
  • Ownership type: Private
  • Headquarters: Southington, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1972
  • Headcount: 51-200
  • LinkedIn: companion-industries-inc.

Companion Industries, Inc., based in Southington, Connecticut, has been a prominent player in the manufacturing sector since its inception in 1972. The company specializes in precision metal stampings and tooling, offering a comprehensive suite of services that includes tool and die design, CNC machining, and wire EDM. With a workforce of around 51-200 employees, Companion Industries serves a variety of industries, notably automotive, aerospace, hardware, medical, and firearms. Their facilities are equipped with advanced technology, allowing them to produce high-quality components tailored to the specific needs of their clients. The company prides itself on its commitment to quality control and timely delivery, ensuring that they meet the rigorous standards expected in the manufacturing sector. As an ISO certified provider, Companion Industries adheres to stringent quality standards, reinforcing their reputation as a reliable partner in the metal stamping industry.


8. Hobson & Motzer, Inc.

  • Website: hobsonmotzer.com
  • Ownership type: Corporate
  • Headquarters: Durham, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Latest funding: August 2024
  • Founded year: 1912
  • Headcount: 201-500
  • LinkedIn: hobson-%26-motzer-inc.

Hobson & Motzer, Inc. is a precision manufacturer based in Durham, Connecticut, with a rich history dating back to 1912. Initially starting as a tool and die shop, the company has evolved into a prominent manufacturer of precision metal components and assemblies. They primarily cater to the medical device market and other advanced industries, providing high-quality, precise components for complex projects. Their capabilities include precision metal stamping, CNC machining, and engineering solutions, all performed in-house to ensure quality control. The company operates two facilities totaling 125,000 square feet, equipped with advanced technology and a skilled workforce. Hobson & Motzer is recognized for its commitment to quality, as evidenced by its ISO 13485 certification, which is crucial for maintaining standards in the medical device industry. Their innovative spirit is reflected in their R&D efforts and the development of new manufacturing technologies, positioning them as a reliable partner for clients seeking precision and excellence in metal stamping.


9. Lyons Tool & Die Company

  • Website: lyons.com
  • Ownership type: Private
  • Headquarters: Wallingford, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1951
  • Headcount: 11-50
  • LinkedIn: lyons-tool-die-company

Lyons Tool & Die Company, founded in 1951 and based in Wallingford, Connecticut, specializes in precision metal stampings and CNC machining. With a workforce of 16 employees, the company has built a reputation for delivering high-quality components and rapid prototyping services, particularly in the medical device sector. Over the years, Lyons has expanded its capabilities to include complex CNC machining, wire EDM, and precision tooling, allowing them to cater to a variety of manufacturing needs. Their commitment to quality is underscored by multiple industry certifications, ensuring they meet the rigorous demands of their clients. Lyons has a long history of innovation and customer service, making them a trusted partner for businesses seeking precision manufacturing solutions.


10. Beta Shim Co.

  • Website: betashim.com
  • Ownership type: Private
  • Headquarters: Shelton, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1974
  • Headcount: 11-50
  • LinkedIn: beta-shim

Beta Shim Co., based in Shelton, Connecticut, has been a player in the manufacturing sector since its inception in 1974. Specializing in metal stamping and CNC machining, the company primarily serves the aerospace and military industries. With a workforce of around 21 employees, Beta Shim is equipped to handle complex engineering challenges, producing high-quality components that adhere to strict industry standards. Their capabilities include CNC turning, milling, and assembly, alongside traditional metal stamping techniques. The company prides itself on its precision and customer service, ensuring that every product meets the demanding specifications of its clients. Beta Shim has received accolades for its performance, including recognition from major industry players like Lockheed Martin and Sikorsky Aircraft. Their commitment to quality is reflected in their ISO 9001 and AS9100 certifications, which are essential for maintaining high standards in manufacturing.


11. Atlas Stamping & Manufacturing Corp.

  • Website: atlasstamping.com
  • Ownership type: Family Owned
  • Headquarters: Newington, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1947
  • Headcount: 11-50
  • LinkedIn: atlasstamping

Atlas Stamping & Manufacturing Corp. is a family-owned manufacturer based in Newington, Connecticut, specializing in precision metal stamping and assemblies. Founded in 1947, the company has built a reputation for producing high-quality components tailored to the specific needs of its clients. Atlas serves a variety of industries, including Aerospace, Defense, Medical, and Consumer Goods, providing essential parts that meet stringent industry standards. Their product offerings include assemblies, brackets, gaskets, washers, shims, and seals, all crafted with precision and care. The company emphasizes continuous improvement and customer satisfaction, ensuring timely delivery and competitive pricing. With certifications such as ISO 9001:2015 and AS9100D, Atlas demonstrates its commitment to quality and reliability. As a women-owned small business, Atlas Stamping also reflects a commitment to diversity in the manufacturing sector, making it a noteworthy participant in the industry.


12. Truelove & Maclean, Inc., A member of SFS

  • Website: trueloveandmaclean.com
  • Ownership type: Private
  • Headquarters: Watertown, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1944
  • Headcount: 51-200
  • LinkedIn: truelove-and-maclean

Truelove & Maclean, Inc., a member of SFS Group AG, is a manufacturing company based in Watertown, Connecticut, specializing in deep drawn and progressive die stampings. Founded in 1944, the company has over 80 years of experience in producing high-volume, complex components for various industries, including automotive, medical, ordnance, plumbing, and electronics. Truelove & Maclean prides itself on its craftsmanship and tooling excellence, which has earned them recognition for quality and dependability. The company operates from a state-of-the-art 100,000 square foot facility, utilizing high-speed production equipment and lean manufacturing initiatives to maintain cost-effectiveness. Their in-house engineering and tooling capabilities allow for rapid response to customer needs, ensuring that they can deliver precision components that meet stringent specifications. Truelove & Maclean is committed to continuous improvement and customer satisfaction, making them a reliable partner in the metal stamping sector.


13. Stevens Company, Inc.

  • Website: stevenscompanyinc.com
  • Ownership type: Private
  • Headquarters: Thomaston, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1945
  • Headcount: 11-50
  • LinkedIn: stevens-company-inc.

Stevens Company, Inc., founded in 1945 and based in Thomaston, Connecticut, is a manufacturer dedicated to producing custom metal parts. The company specializes in a variety of products, including eyelets, stampings, and deep drawn parts, catering to sectors such as aerospace, automotive, electronics, and medical. With a workforce of 22 employees, Stevens Company emphasizes precision manufacturing and technical expertise, ensuring that they meet the specific needs of their clients. Their commitment to quality is underscored by their ISO 9001:2015 certification, which reflects their adherence to high standards in manufacturing processes. Over the years, they have developed a broad range of capabilities, allowing them to produce thousands of custom products tailored to exacting specifications. This long-standing presence in the industry highlights their relevance and adaptability in the metal stamping market.


14. Southington Tool & Mfg. Corp.


Southington Tool & Mfg. Corp. (STMC) is a manufacturer based in Plantsville, Connecticut, specializing in metal stamping and CNC wire forming. Established in 1970, the company has built a solid foundation in producing high-quality components for various industries, including medical, aerospace, automotive, and electronics. With a workforce of around 23 employees, STMC prides itself on its engineering capabilities, offering services that range from design for manufacturability to project management. The company has a modern facility equipped with advanced stamping and wire forming machinery, allowing them to handle both prototype and high-volume production efficiently. STMC has been particularly active in the medical device sector since 1978, producing critical components such as surgical staples and ligating clips. Their commitment to quality is reflected in their ISO certifications, ensuring compliance with industry standards. STMC's focus on customer service and timely delivery further enhances their standing in the metal stamping industry.


15. Groupe Industriel Lachance Inc.


Groupe Industriel Lachance Inc., established in 1992, is a manufacturing company based in Granby, Connecticut, specializing in metal fabrication and machining services. With a workforce of 11 to 50 employees, the company caters to various industries, including transport, construction, and architecture. They offer a comprehensive suite of services, including metal stamping, CNC machining, surface coating, and assembly. Their operational philosophy emphasizes quality and timely delivery, ensuring that they meet the demands of their clients effectively. The company is also committed to sustainable practices, aiming to reduce its environmental impact while enhancing operational efficiency. With certifications such as ISO 9001:2015 and plans for ISO 14001:2015, Groupe Industriel Lachance demonstrates a dedication to maintaining high standards in its manufacturing processes. Their focus on continuous improvement and innovation positions them as a reliable partner in the metal stamping industry.


16. Linal, INC.

  • Website: linal.com
  • Ownership type: Private
  • Headquarters: Windsor, Connecticut, United States (USA)
  • Founded year: 1994
  • Headcount: 1-10
  • LinkedIn: linal-inc.

Linal, INC., based in Windsor, Connecticut, has been a player in the manufacturing sector since its founding in 1994. The company specializes in custom components, providing a variety of products including metal stampings, wire forms, castings, and injection molded items. Linal serves multiple industries, notably automotive, medical, and military, ensuring that their offerings meet the high standards required by these sectors. Their commitment to quality is underscored by their ISO 9001:2015 registration, which reflects their dedication to maintaining rigorous quality management processes. Linal's operational focus includes not only manufacturing but also logistics, allowing them to deliver products in a timely manner. With a small team of around 16 employees, Linal is agile and responsive to customer needs, making them a reliable partner for businesses seeking high-quality components.


17. The Carby Corporation

  • Website: carbycorp.com
  • Ownership type: Private
  • Headquarters: Watertown, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Latest funding: Other (Grant), $903,000, January 2025
  • Founded year: 1947
  • Headcount: 51-200
  • LinkedIn: carby-corporation

The Carby Corporation, based in Watertown, Connecticut, has been a player in the manufacturing sector since its inception in 1947. The company specializes in precision deep drawn metal components, catering to critical industries such as aerospace, automotive, communications, and healthcare. Carby prides itself on delivering high-quality, defect-free parts that are essential for mission-critical applications. Their state-of-the-art facility is equipped with advanced machinery, and they maintain a comprehensive in-house tooling department, which allows for rapid prototyping and engineering support. This capability not only streamlines production but also ensures that they can adapt quickly to customer needs. Carby’s commitment to quality is underscored by their ISO 9001:2015 and AS9100D certifications, which are crucial for maintaining high standards in their manufacturing processes. The company has also received funding, indicating a proactive approach to growth and innovation in their operations.


18. Connecticut Spring & Stamping

  • Website: ctspring.com
  • Ownership type: Family Owned
  • Headquarters: Farmington, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 98%, Other 2%
  • Founded year: 1939
  • Headcount: 201-500
  • LinkedIn: css_5

Connecticut Spring & Stamping (CSS) is a family-owned manufacturer based in Farmington, Connecticut, with a history dating back to 1939. The company specializes in precision springs and metal shaped solutions, providing a wide array of products such as springs, stampings, and assemblies. CSS serves original equipment manufacturers (OEMs) across several industries, including medical, aerospace, defense, electronics, consumer products, and transportation. Their approach involves close collaboration with clients throughout the product development process, ensuring that the components meet exact specifications and quality standards. CSS is equipped with advanced production capabilities, including spring production, stamping, fineblanking, and fourslide manufacturing. This allows them to handle both low-volume prototyping and high-volume production efficiently. Their commitment to quality and compliance is evident in their operations, which adhere to stringent industry standards.


19. Braxton Manufacturing

  • Website: braxtonmfg.com
  • Ownership type: Family Owned
  • Headquarters: Watertown, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1964
  • Headcount: 51-200
  • LinkedIn: braxton-manufacturing

Braxton Manufacturing Company, Inc., founded in 1964 and based in Watertown, Connecticut, is a family-owned manufacturer specializing in deep-drawn metal stampings. The company has carved out a niche in producing precision components for high-tech industries, including medical devices, electronics, aerospace, and automotive applications. With a workforce of approximately 36 employees, Braxton operates two state-of-the-art production facilities in Connecticut and California, totaling over 90,000 square feet. Their expertise extends to rapid prototyping and engineering support, allowing them to assist clients from the design phase through to production. Braxton's commitment to quality is reflected in their ISO 9001 and ISO 13485 certifications, which demonstrate their adherence to rigorous quality management standards. The company has a global reach, with sales offices in Europe and Asia, and they pride themselves on their ability to produce billions of high-precision components annually, catering to the demands of modern high-tech industries.


20. Sound Manufacturing

  • Website: soundmfg.com
  • Ownership type: Private
  • Headquarters: Old Saybrook, Connecticut, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1984
  • Headcount: 51-200
  • LinkedIn: sound-mfg-inc

Sound Manufacturing Inc., based in Old Saybrook, Connecticut, has been a player in the manufacturing sector since its founding in 1984. Specializing in precision sheet metal fabrication, the company provides a comprehensive suite of services that includes design, fabrication, welding, and assembly. With a workforce that boasts over 300 years of collective experience, Sound Manufacturing emphasizes quality, competitive pricing, and timely delivery. They cater primarily to industries such as telecommunications and medical, establishing long-term partnerships with their clients. Their facility is equipped with modern technologies and processes, ensuring that they meet the high standards expected in the metal stamping industry. Sound Manufacturing is committed to continuous improvement and customer satisfaction, making them a relevant entity in the metal stamping landscape.



Metal Stamping Insights: Key Companies in Connecticut


CompanyHeadquarterSizeFoundedOwnership
Stewart EFI, LLCThomaston, Connecticut, United States (USA)201-5001936Private
Demsey Manufacturing Co., Inc.Watertown, Connecticut, United States (USA)1-101954Private
The Cly-Del Manufacturing CompanyWaterbury, Connecticut, United States (USA)51-2001939Family Owned
Engineering Specialties, Inc. (ESI)North Branford, Connecticut, United States (USA)11-501990Private
Metallon Inc.Thomaston, Connecticut, United States (USA)51-2001964Private
Tiger Enterprises Inc.Southington, Connecticut, United States (USA)11-501979Private
Companion Industries, Inc.Southington, Connecticut, United States (USA)51-2001972Private
Hobson & Motzer, Inc.Durham, Connecticut, United States (USA)201-5001912Corporate
Lyons Tool & Die CompanyWallingford, Connecticut, United States (USA)11-501951Private
Beta Shim Co.Shelton, Connecticut, United States (USA)11-501974Private
Atlas Stamping & Manufacturing Corp.Newington, Connecticut, United States (USA)11-501947Family Owned
Truelove & Maclean, Inc., A member of SFSWatertown, Connecticut, United States (USA)51-2001944Private
Stevens Company, Inc.Thomaston, Connecticut, United States (USA)11-501945Private
Southington Tool & Mfg. Corp.Southington, Connecticut, United States (USA)11-501970Private
Groupe Industriel Lachance Inc.Granby, Connecticut, United States (USA)11-501992Private
Linal, INC.Windsor, Connecticut, United States (USA)1-101994Private
The Carby CorporationWatertown, Connecticut, United States (USA)51-2001947Private
Connecticut Spring & StampingFarmington, Connecticut, United States (USA)201-5001939Family Owned
Braxton ManufacturingWatertown, Connecticut, United States (USA)51-2001964Family Owned
Sound ManufacturingOld Saybrook, Connecticut, United States (USA)51-2001984Private


Want to Find More Metal Stamping Companies?

If you want to find more companies that manufacture precision parts and assemblies you can do so with Inven. This list was built with Inven and there are hundreds of companies like these globally.

With Inven you'll also get to know the company's:

  • Detailed Ownership: Who owns the company? Is it a public or private company? What is the ownership structure?
  • Contact data: Who are the founders and CEO's? What are their emails and phone numbers?
  • Financials: How do these companies perform financially? What are their revenues and profit margins?

...and a lot more!