| TNO Industrial Technology | Eindhoven, Netherlands |
| Tokyo Institute of Technology | Tokyo, Japan |
| Tollcoating.com | White City, Oregon, United States |
| Top-Vu Technology Inc. | St. Paul, Minnesota, United States |
| TOPTEC | Gumi-si, Korea |
| Toray Marketing and Sales (America) Inc. | New York, New York, United States |
| Toriko Corporation | Fremont, California, United States |
| Torrey Hills Technologies | San Diego, California, United States |
| Toshiba Corporate Research & Development Center | Kawasaki Shi, Japan |
| Tour Engine | San Diego, California, United States |