| Business | Phone |
| B C Consulting 2035 Sunset Lake Rd # A2, Newark 19702 | (302) 731-7710 |
| Bernard Management Corp 19 Peddlers Row # A, Newark 19702 | (302) 292-0500 |
| Foth Management Po Box 9692, Newark 19714 | (302) 454-1660 |
| K & R Homes Inc 54 Montague Rd, Newark 19713 | (302) 737-7909 |
| Hamilton Property Management 201 Possum Park Rd, Newark 19711 | (302) 283-1293 |
| Homestead Acres Inc Newark 19711 | (302) 378-2922 |
| Menaquale Property Management 208 E Delaware Ave, Newark 19711 | (302) 368-1334 |
| Ocean Quest 199 Fox Den Rd, Newark 19711 | (302) 737-3023 |
| Schlosser & Dennis 104 Paddock Dr, Newark 19711 | (302) 368-7963 |