| Business | Phone |
| Antpersil 792 Nicolls Rd, Deer Park 11729 | (631) 586-1095 |
| Cleaning Solutions 47 Western Ave, Deer Park 11729 | (631) 667-1553 |
| Eastco Building Svc Inc 130 Brook Ave, Deer Park 11729 | (631) 243-4444 |
| Knight Maintenance 23 Cayuga Ave, Deer Park 11729 | (631) 242-2266 |