| Business | Phone |
| High Products Inc 182 Carlton Ave, Trenton 8618 | (609) 883-0052 |
| Mainworks Engineering 12 Rosetree Ln, Trenton 8648 | (609) 882-8840 |
| Majeski Machine Corp 988 Spruce St, Trenton 8648 | (609) 393-0593 |
| Marshall Industrial Technology 529 S Clinton Ave, Trenton 8611 | (609) 394-7153 |
| Mercer Machine & Tool Products 332 Darcy Ave, Trenton 8629 | (609) 587-1106 |
| Model Shop Machine Co 70 Weber Ave, Trenton 8638 | (609) 883-7776 |
| Pahco Machine Inc 572 Whitehead Rd, Trenton 8619 | (609) 587-1188 |
| Precision Tool & Engineering 123 Florence Ave, Trenton 8618 | (609) 882-9223 |
| Rjd Machine Products Inc 1424 Heath Ave, Trenton 8638 | (609) 392-1515 |
| Sideco Machine & Tool 318 4th St, Trenton 8638 | (609) 882-8884 |
| Superior Mold & Die Inc 141 W Paul Ave, Trenton 8638 | (609) 599-1999 |
| Joseph D Thompson Iii 22 Morse Ave, Trenton 8638 | (609) 538-1511 |
| Tri-State Tool & Die Co 1168 Lamberton St, Trenton 8611 | (609) 392-4868 |
| Harrison Machine & Tool Inc 21 Lexington Ave, Trenton 8618 | (609) 883-0800 |
| Arthur E Farmer Machinists 47 Frazier St, Trenton 8618 | (609) 392-8722 |
| Aurele M Gatti Inc 524 Tindall Ave, Trenton 8610 | (609) 396-1577 |
| Business Machine Professionals Trenton 8608 | (609) 392-7449 |