- Sakata Seed America, Inc.; www.sakata.com

- Goldsmith Seeds; www.goldsmithseeds.com/professional.asp

- Benary; www.benary.com

- Kieft Seeds Holland; www.kieft-pro-seeds.com
- Seed Sense; www.seedsense.co.uk
- Bodger Seeds, Ltd.; www.bodger.com
- Sahin; www.sahin.nl
- Takii Seed; www.takii.com
- Morel; www.cyclamen.com
- Austrahort Pty Ltd.; www.austrahort.com.au
- Floranova; www.floranova.co.uk
- Syngenta; www.syngenta.com
- Eyraudplants; www.eyraudplants.com |