| Business | Phone |
| Althouse Heating & Cooling 732 E 6th St, Marysville 43040 | (937) 642-3956 |
| Ary Heating & Cooling 22461 Mcadow Rd, Marysville 43040 | (937) 642-0267 |
| Barnett's Heating & Air Marysville 43040 | (937) 644-9515 |
| Eller's Heating & Cooling 519 London Ave, Marysville 43040 | (937) 642-4064 |