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About Custom Manufacturing Inc.

  Quality and Innovation Since 1964


 Custom Manufacturing Inc. is a family-owned business with over 50 years of experience in making high-quality welded steel products. We're proud of our roots and our commitment to excellence.

Our Story

From Small Shop to Modern Facility

Started by Pete and LaVonne Tiffany, Custom Manufacturing Inc. has grown from a small blacksmith shop to a modern manufacturing facility in Clinton, WI. Now a third-generation business, we continue to uphold the values and craftsmanship that began with our founders. 

Expanding Our Services

In 1988, we expanded into Quality Tanks Inc. and Custom Manufacturing Inc. We work with government contracts, including the Department of Defense and the US Postal Service.

Explore our capabilities

Our Facility

606-608 Delco Drive, Clinton, WI 53525

Constructed in five stages starting in 1974, the facility saw its latest addition in December 2000 with a 9,000 sq ft warehouse. This expansion brought the total manufacturing area to 32,600 sq ft, situated on 2.41 acres.

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 A Strong Future


Custom Manufacturing, Inc is a woman owned small business with over 46 years of experience filling both commercial and government contract with quality products. We would welcome the opportunity to work with you on your trail needs