| Bartle, Dwight | 1331 Briggs Rd, Brown City 48416 | 810-378-5258 |
| Blu Sky Farm | 12706 Cascade Rd, Lowell 49331 | 616-897-4995 |
| Direct Enterprises | 9656 Breckenridge Station, Mc Cordsville, IN 46055 | 317-335-2458 |
| Lasceski, Dennis | 3302 Crockard Rd, Filion 48432 | 989-269-7980 |
| Majzel, John | 7103 E. Juddville Rd., Corunna 48817 | 989-743-3523 |
| Mid Michigan Specialty Crops | 304 S. Pine St, Ithaca 48847 | 989-875-6672 |
| New York Seed Improvement | 103C Leland Lab, Cornell University, Ithaca, NY 14851 | 607-255-9869 |
| Osminski, Gary | 2375 Rapson Rd., Bad Axe 48413 | 989-269-6219 |
| Schramke farms | 5676 Mower Rd, Saginaw 48601 | 989-777-0264 |
| Sobek, Stanley | 6517 Thunderbay Hwy, Posen 49776 | 989-766-2778 |
| Vollmer, Gary | 4314 E. Cass City Rd, Cass City 48726 | 989-872-2602 |