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Meeting your most demanding requirements and creating the best value for your project.

Southington Tool & Manufacturing Corp. produces custom quality critical components for the medical, aerospace, automotive, electronics, electrical, and defense industries. With 45+ years of manufacturing knowledge, cutting-edge technology, and wide in-house capabilities, STMC is well positioned to meet your manufacturing challenges.

Our manufacturing operations take place in our modern and exceptionally clean 25,000 square foot plant, supported by our engineering, tool design, and tool room. Our in-house manufacturing is complemented by our qualified supply chain for services such as raw materials, heat treat, plating, deburring, and passivation.

Do you have problem parts or need help with a design? We can help!

Call us at  860-276-0021 or

   Request a Quote