| Enza Zaden | (http://www.enzazaden.com) |
| Hazera Seeds | (http://www.hazerainc.com/hsi/) |
| De Ruiter Seeds (Monsanto) | (https://www.monsantovegetables.com) |
| American Takii | (http://www.takii.com/) |
| Nunhems Seeds | (http://www.nunhems.com) |
| Sakata Seed America | (http://www.sakata.com) |
| Syngenta Seeds | (http://www.rogersadvantage.com) |
| Western Seed | (http://www.westernseed.nl) |
