The Tri-State Tooling & Manufacturing Association was founded in 1947 and currently serves the precision custom machining industry in Southwestern Ohio, Northern Kentucky, and Southeastern Indiana. TTMA members are privately owned and operated businesses that are part of an industry generating annual sales in excess of $40 billion.

    The TTMA provides members with networking opportunities, group Ohio Workers' Compensation discounts, industry news regarding technical advances and legislation, and supports various workforce development initiatives.


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    Held annually on the first Friday in October, Manufacturing Day helps show the reality of modern manufacturing careers by encouraging thousands of companies and educational institutions around the nation to open their doors to students, parents, teachers and community leaders.

    Click below to find out more!