| Business | Phone |
| General Gardening Po Box 481, Clayton 94517 | (925) 200-3697 |
| Pargett Landscape Svc Po Box 217, Clayton 94517 | (925) 825-8068 |
| Accent Sprinkler Repair Clayton 94517 | (925) 672-5554 |
| Cooper Groundskeeping Clayton 94517 | (925) 672-1930 |
| Greenwise Landscapes 36 Jalalon Pl, Clayton 94517 | (925) 673-9390 |
| Nichols Landscape Po Box 387, Clayton 94517 | (925) 672-9955 |
| Tough Turf Gardening Clayton 94517 | (925) 673-1035 |
| Utopic Gardens 336 Mt. Washington Way, Clayton 94517 | (925) 524-0055 |