| Business | Phone |
| Addison Plumbing 165 W Elmwood, Leonard 48367 | (248) 628-8430 |
| R T Mechanical 1418 Rochester Rd, Leonard 48367 | (248) 236-9072 |
| Drain & Sewer Co 51 Channing Cir, Leonard 48367 | (248) 506-2304 |
| Glen Valley Plumbing & Heating 2563 Glen Valley Dr, Leonard 48367 | (248) 628-6624 |
| Gwisdalla Plumbing & Heating 50 Lena Hill Dr, Leonard 48367 | (586) 752-5100 |