Q
| Q106 FM | Madison |
| QPS Staffing Services Inc. | West Allis |
| The QTI Group | Madison |
| Quad Creative | Milwaukee |
| Quad/Graphics | Pewaukee |
| Quad/Tech, Inc. | Sussex |
| The QTI Group | Madison |
| Quad/Graphics | Pewaukee |
| Quad/Tech, Inc. (QTI) | Sussex |
| Quality Air Forwarding, Inc. | Milwaukee |
| Quality Customs Brokers | St. Francis |
| QuantiLex LLP | Brookfield |
| Quantum Devices, Inc. | Barneveld |
| Quarles & Brady | Madison |
| Quicksilver Express Couier and Midwest Delivery | West Milwaukee |
| Quorum Architects, Inc. | Milwaukee |
R
| R&R Insurance Services Inc. | Waukesha |
| R.S. Hammerschlag & Company | Butler |
| Raabe Corporation | Menomonee Falls |
| Radyne Corporation | Milwaukee |
| Rath Manufacturing Co., Inc. | Janesville |
| Rath Microtech | Sussex |
| ratt@ | Madison |
| The Rauland Agency | Walworth |
| Rayovac Corp | Madison |
| RB Royal Industries, Inc. | Fond du Lac |
| RBP Chemical Technology | Milwaukee |
| Realtime Design | Madison |
| Reciprocom | Milwaukee |
| Red Brown Kle | Milwaukee |
| Reed & Strattford, Inc. | Milwaukee |
| Reed Sendecke Inc. | Madison |
| Regal Beloite Cp | Beloit |
| Regal Ware, Inc. | Kewaskum |
| Regal Worldwide Consulting Group | Brookfield |
| Reilly, Penner & Benton, LLP | Milwaukee |
| RE/MAX Preferred–Patrick Mullin | Madison |
| Remedy Intelligent Staffing | Middleton |
| Renquist Associates Inc. | Racine |
| Reprographic Technologies | Racine |
| ReQuest Ltd. | Madison |
| Res Manufacturing, Inc. | Milwaukee |
| Retso Design | Thiensville |
| Rexnord Corp. | Milwaukee |
| Rexnord Technical Services (RTS) | Milwaukee |
| Rexworks, Inc. | Kenosha |
| Reynolds Transfer and Storage | Madison |
| RHP Consulting Partners, Inc. | Hartland |
| Rice Lake Weighing Systems | Rice Lake |
| Richter-Schroeder Company | Milwaukee |
| Right Management Consultants | Milwaukee |
| Riley Consruction | Kenosha |
Ripon | |
| Rite Hite Corp. | Milwaukee |
| Riverside Paper Corp. | Appleton |
| Riverwest Engineering & Design Inc | Milwaukee |
| RJ Weiss Consulting LLC | Brookfield |
| RMT, Inc. | Madison |
| Robert W. Baird & Co. Incorporated | Milwaukee |
| Rockline Industries | Sheboygan |
| Rockwell Automation Inc | Milwaukee |
| Rodrian Insurance | Brookfield |
| Roethel & Associates | Mequon |
| Roundhouse Marketing & Promotion | Madison |
| Rowbottom and Associates, Inc. | Wauwatosa |
| Rowley Tool Corp. | Green Lake |
| Royal & SunAlliance USA | Brookfield |
| RR Software, Inc. | Madison |
| Ruekert/Mielke | Waukesha |
| Ruemelin Manufacturing Company, Inc. | Milwaukee |
| Rytec Corporation | Jackson |
