| Company | Location |
|---|---|
| Ted Pella, Inc. | Redding, California, United States |
| Tegal Corp. | Petaluma, California, United States |
| TEKgroup | Ft. Lauderdale, Florida, United States |
| Tekna Plasma Systems Inc | Sherbrooke, Quebec, Canada |
| Teknoplazma | Ankara, Turkey |
| Tel Aviv University - School of Physics and Astronomy | Tel Aviv, Israel |
| Telemark Group Inc. | New York, New York, United States |
| Teltron Elektronik GmbH | Wutha - Farnroda, Germany |
| TenasiTech | Brisbane, Queensland, Australia |
| Tepla America Inc. | Corona, California, United States |
