| Business | Phone |
| Accommadating Climate Control 487 Boyds Corner Rd, Middletown 19709 | (302) 449-1420 |
| Allstate Services Inc Htg Ac 4 Landview Ct, Middletown 19709 | (302) 449-1999 |
| Astral Refrigeration Htg & A/C 202 Glenelg Ct, Middletown 19709 | (302) 378-6116 |
| Christiana Mechanical Inc 109a Sleepy Hollow Dr, Middletown 19709 | (302) 378-7308 |
| Jack W Lawson Inc 323 Strawberry Ln, Middletown 19709 | (302) 378-9847 |
| Schagringas Co 1000 N Broad St, Middletown 19709 | (302) 658-2000 |