Cliff Nastas

Senior Advisor, Advisory Board Member

Mr. Nastas is a member of Arsenal’s Industrial Growth Advisory Board. He is the CEO and a Director of Tempel Steel. Prior to joining Tempel Steel, he served as the CEO of Radiac Abrasives and Dan T. Moore Company. Prior hereto, Mr. Nastas served as CEO and a Director of Material Sciences Corporation for nine years. Mr. Nastas has served in various leadership roles at Material Sciences, including as President and COO, and has held various general management, sales, and manufacturing roles with Honeywell International (formerly Allied Signal), Avery Dennison, and Ford Motor Company.


  • M.B.A., Case Western Reserve University
  • B.S., Wayne State University