| Company | Location | Phone |
| Agway Inc. | Dewitt, NY | 315-449-7061 |
| Ames Inc. | Parkersburg, WV | 304-424-3000 |
| Archer-Daniels-Midland | Decatur, IL | 217-424-5200 |
| Ariens Co. | Brillion, WI | 920-756-2141 |
| Burpee & Co. | Warminster, PA | 215-674-4900 |
| Cub Cadet | Cleveland, OH | 330-273-4550 |
| DowElanco | Indianapolis, IN | 317-337-3000 |
| Echo Incorporated | Lake Zurich, IL | 847-540-8400 |
| FMC Corp./Agricultural Products Group | Philadelphia, PA | 215-299-6000 |
| Farmland Industries, Inc. | Kansas City, MO | 816-459-6000 |
| Flowtron Outdoor Products | Melrose, MA | 781-321-2300 |
| Garden Way, Inc. | Rensselaer, NY | 800-843-2496 |
| Garden Weasel Cultivator(Faultless Starch/BONAMI) | Kansas City, MO | 816-842-1230 |
| Honda Lawn Mowers & Power Equipment | Alpharetta, GA | 678-339-2600 |
| Husqvarna Forest & Garden | Charlotte, NC | 704-597-5000 |
| John Deere | Moline, IL | 309-765-8000 |
| Joseph Enterprises | San Francisco, CA | 415-397-6992 |
| Lawn-Boy Lawn Mowers (Toro) | Bloomington, MN | 612-888-8801 |
| Monsanto Company | St. Louis, MO | 314-694-1000 |
| Murray, Incorporated | Brentwood, TN | 615-373-6500 |
| Novartis Crop Protection Inc. | Greensboro, NC | 336-632-6000 |
| Ortho Insecticides & Herbicides(Monsanto Company) | St. Louis, MO | 314-694-1000 |
| Pioneer Hi-Bred International, Inc. | Des Moines, IA | 515-248-4800 |
| Ryobi America Corp | Anderson, SC | 864-226-6511 |
| Scott’s Company | Marysville, OH | 937-644-0011 |
| Simplicity Manufacturing, Inc. | Port Washington, WI | 262-377-5450 |
| Snapper | McDonough, GA | 770-954-2500 |
| Toro Company | Bloomington, MN | 612-888-8801 |
| Troy-Bilt L&G Equip | Troy, NY | 518-391-7000 |
| True Temper Corp | Camp Hill, PA | 717-737-1500 |
| TruGreen-Chemlawn | Memphis, TN | 901-766-1333 |
| Weed Eater | Nashville, AR | 870-845-1234 |