| Business | Phone |
| Accurate Industrial Machining 35 W Jefryn Blvd, Deer Park 11729 | (631) 242-0566 |
| Accutron Inc 315 Skidmores Rd # C, Deer Park 11729 | (631) 242-5838 |
| B H Instrument Co 540 Brook Ave, Deer Park 11729 | (631) 667-8686 |
| M & J Instrument & Mach Corp 50 Brook Ave # G, Deer Park 11729 | (631) 242-5444 |
| Cgj Precision Manufacturer Inc 84 E Industry Ct, Deer Park 11729 | (631) 243-1581 |
| Metal Worx Precision Machinery 327 Skidmore Rd, Deer Park 11729 | (631) 242-4132 |
| Mikim Industries 30 W Jefryn Blvd # A, Deer Park 11729 | (631) 586-2344 |
| Mikro Manufacturing Co 62 S 2nd St # F, Deer Park 11729 | (631) 242-4466 |
| Mrp Industries 66 E Jefryn Blvd, Deer Park 11729 | (631) 242-7437 |
| Dovi Industries Inc 181 E Industry Ct # 180, Deer Park 11729 | (631) 242-2728 |
| Extroma Corp 66 E Jefryn Blvd, Deer Park 11729 | (631) 242-5161 |
| Polyform Precision Corp 261 Suburban Ave # H, Deer Park 11729 | (631) 586-1133 |
| Impulse Mechanisms Inc 82 N Industry Ct, Deer Park 11729 | (631) 586-5755 |
| Pre-Bor Machine & Tool Co 279 Skidmores Rd, Deer Park 11729 | (631) 586-2238 |
| Prodotech Machine Co 160 W Industry Ct # B, Deer Park 11729 | (631) 242-5356 |
| Jamco Aerospace Inc 121 E Industry Ct # A, Deer Park 11729 | (631) 586-7900 |
| Javcon Machine Corp 255 Skidmores Rd, Deer Park 11729 | (631) 586-1890 |
| Jimco Manufacturing Inc 49 E Industry Ct, Deer Park 11729 | (631) 586-2328 |
| R B Manufacturer Inc 2 Saxwood St, Deer Park 11729 | (631) 242-2212 |
| Ref Precision Products 517 Acorn St # A, Deer Park 11729 | (631) 242-4471 |
| Ktd Screw Machine Inc 70 E Jefryn Blvd, Deer Park 11729 | (631) 243-6861 |
| S & A Machine & Tool Co 151 W Industry Ct # 1, Deer Park 11729 | (631) 242-3220 |
| S & L Machining Inc 251 Skidmores Rd # A, Deer Park 11729 | (631) 254-5979 |
| Sal-Ma Instrument 2 Saxwood St, Deer Park 11729 | (631) 242-2227 |
| Sonnart Instrument Corp 65 Burt Dr, Deer Park 11729 | (631) 243-0550 |
| Summit Machine & Tool Supply 435 Brook Ave # 16, Deer Park 11729 | (631) 242-1500 |
| Vks Precision Corp 94f E Jefryn Blvd # F, Deer Park 11729 | (631) 242-9586 |