| Business | Phone |
| Losat Construction Co 777 Old Kensico Rd, Thornwood 10594 | (914) 773-0692 |
| C W Brown Inc 30 Claremont Ave, Thornwood 10594 | (914) 741-1212 |
| Celentano Construction 597 Sherman Ave, Thornwood 10594 | (914) 747-2090 |
| Construction Associates Inc 677 Commerce St, Thornwood 10594 | (914) 381-1800 |
| Epithany Construction Svc 27 Saint Charles St, Thornwood 10594 | (914) 747-5471 |
| Hahn Contracting 821 Franklin Ave, Thornwood 10594 | (914) 773-6500 |
| Adler Commercial Construction 19 Sunset Dr, Thornwood 10594 | (914) 741-0954 |
| Arkay Contracting Inc 17 Saint Charles St, Thornwood 10594 | (914) 773-0642 |
| Julian Carpentry & Contracting 104 Highland Rd, Thornwood 10594 | (914) 769-7574 |
| Multi Maintenance 125 Walter Ave, Thornwood 10594 | (914) 741-2879 |
| Roc Mar Contracting Corp 620 Commerce St, Thornwood 10594 | (914) 747-7685 |
| Westchester Contracting 10 Saint Charles St, Thornwood 10594 | (914) 741-0099 |