MEC Named Top U.S. Fabricator For Ninth Consecutive

MEC Named Top U.S. Fabricator For Ninth Consecutive Year, First On The FAB 40 List Of The Largest Fabricators Mayville Engineering Company headquarters, located in Mayville. MEC was named Top U.S. Fabricator for the ninth consecutive year. (submitted) Mayville Engineering Company (MEC), announced on June 6 that it has once again been named first on the FAB 40 list of the nation’s largest