| CompanyID | Company | Description | State |
| 2040 | W.E.G. | Engineering/Research & development for new wind energy producing products. | CA |
| 1464 | Watson Paper Company | Female/Black Paper Company. Tax supported agencies only. | CA |
| 1425 | wce | ELECTRONIC CONTRACT MANUFACTURING | CA |
| 1162 | WEG Motors & Drives | Manufacturer of Electric Motors, Drives, Generators, and Controls | CA |
| 1492 | Wesco Distribution | Electrical Wholesale supply | MI |
| 2831 | WESTERN MICRONICS CDN INTERNATIONAL | Oconee County-based Western Micronics CDN.International is a manufacturer and global distributor of CRT Tube Rebuilding Plants and Electronics Test Jigs.The company sells complete turnkey operations to rebuild and recycle Television and Computer Mon | SC |
| 1655 | western wood products | manufacturer of softwood and hardwood chips.cut to length eight and nine foot douglas fir blocks. | OR |
| 1261 | Wet-Tech, INC | Design and build injection molds. | IN |
| 2626 | WILCAT Valve Hardware Service | We manufacture custom bracets and couplings for mounting actuators and controls, as well as custom modifications to new and existing valves , actuators, and controls which includes complete assembly, test, and calibration. | OR |
| 394 | Williams Patent Crusher and Pulverizer | Manufacturer of size reduction equipment.
Shredders, Roller mills, Hammer mills, seperators, and Conveyors. | MO |
| 1202 | Windfall Products | manufacturer of deodorizers and repackager | OH |
| 1813 | Wise Business Forms | Business Forms Manufacture | IN |
| 3058 | Woodfirst | Woodfirst Sustainable Enterprises
producing Ecologically responsible lumber
recycing to reuse utilization R & D Designer
| OR |
