Advanced Food Technologies, Inc.

Corning Incorporated

Delphi Automotive

Eveready Battery Company

Ford Motor Company

Gentex Corporation

Lacks Enterprises, Inc

LECO Corporation

NIBCO, Inc.

Perrigo Company

Quality Edge, Inc.

Rockwell Medical Technologies, Inc.

SAF-Holland, Inc.

Schick Wilkinson-Sword

Shape Corp.

Steelcase Inc.

Urethane Soy Systems Company

Van Andel Research Institute

Weather Shield Mfg., Inc.