| Business | Phone |
| Advantage Heating Cooling 6240 State Rd, Fort Gratiot 48059 | (810) 385-3549 |
| Baska Plumbing & Heating 3933 State Rd, Fort Gratiot 48059 | (810) 987-6973 |
| Blue Water Plumbing & Heating 3635 Charles St, Fort Gratiot 48059 | (810) 385-5718 |
| Brian's Plumbing 4929 Lakeshore Rd, Fort Gratiot 48059 | (810) 385-6131 |
| M & J Plumbing 6694 Christine Ln, Fort Gratiot 48059 | (810) 385-9340 |
| Mark's Plumbing & Heating 7141 State Rd, Fort Gratiot 48059 | (810) 385-4984 |
| Port Huron Sewer Cleaning 3077 Simpson Rd, Fort Gratiot 48059 | (810) 984-2947 |
| Shoreview Plumbing & Heating 3256 Shoreview Dr, Fort Gratiot 48059 | (810) 385-9583 |