| 4X-Concrete Corporation |
Adlam Equipment |
| Affiliated Steam |
Allen-Bradley |
| Andritz Sprout-Bauer |
Appleton Wire |
| Appleton Papers Inc. |
Appleton Mills |
| B-Line Systems, Inc. |
Beloit Corporation |
| Benz Oil |
C. R. Meyer |
| Consolidated Papers |
Cooper Oil Company |
| County Concrete |
Doyle Training |
| Essco Inc. |
Fabpro Inc. |
| Falk Corporation |
Felker Fabrication |
| Fisher/Rosemount Inc. |
FNW Valves |
| Fort Howard Paper Company |
Foward Enterprises |
| Furrey Filter and Pump |
General Meters & Controls |
| Georgia-Pacific Corporation |
Houston Wire & Cable |
| Ingersol-Dresser Pumps |
J. J. Plank/Spencer Johnson |
| J & L Plate |
James River Corporation |
| Johnson Corporation |
L& S Electric |
| Lappin Electric |
Marathon Engineering |
| Mathfab Inc. |
Mosinee Paper |
| Nalco |
Neenah Paper |
| Nekoosa Corporation |
North Central PIMA |
| Northland Controls |
Omni Glass and Paint |
| Packaging Corp. of America |
Paper Science Foundation |
| Phillips, Getschow Co. |
Reliance Electric |
| ReRod Inc. |
Security Fence |
| S. D. Warren |
Soil Testing Services |
| Spencer Johnson |
Square D |
| Stock Lumber |
Stuczynski Trucking & Excavating |
| Tenneco Packaging |
Tweet-Garot |
| Valmet |
Van Ert Electric |
| Viking Electric Supply |
Viking Steel |
| Voith/Sulzer |
Werner Electric |
| Wisconsin Public Service |
Worthington Corp. |