• Advance Energy Technologies

• Air Plastics

• American Shelter Technologies

• Bio-Microbics, Inc.

• Bord na Mona

• Composite Structures, Inc.

• Conservatek Industries

• Construction Design Technologies

• Environmental Structures

• G. L. Milam's Creative Building Design, Inc.

• Hallsten Corporation

• Hehner Metal Spinning Co.

• Heimbuck Welding & Ornamental Iron

• ILC Dover

• J.A. Nearing Co.

• Joaquin Mfg. Corporation

• Kemco Systems

• Mekco Mfg.

• Moyno, Inc.

• Nemato Composites Inc.

• Netzsch

• Plastronics

• Quickway Metal Fabricators

• RPS Engrg

• Roediger Pittsburg

• Rubb Buildings

• Santana Products

• Seidelhuber Metal Products

• Spacemaker

• Span Systems, Inc.

• Temcor

• U.S. Filter

• USFilter

• Woodard Custom Painting, Inc.