Superior Tooling Inc - Specialized in the manufacture of tooling and molds.
https://www.sti-nc.com/
Techleader Tooling Inc - Specializes in CNC tooling and workholding devices for horizontal and vertical machining and turning centers.
https://techleader.com/
Triad Tooling Inc - A manufacturer of custom tooling systems, tool holders and boring bars.
https://www.triadtooling.net/