| Business | Phone |
| Arvid N Myhre Building Constr 1 7th St, Frenchtown 8825 | (908) 996-4645 |
| Battimelli Construction 94 Slacktown Rd, Frenchtown 8825 | (908) 284-0062 |
| Brown & Son Construction Inc 115 Warsaw Rd, Frenchtown 8825 | (908) 996-6849 |
| Cavallero Construction Inc 81 Oak Summit Rd, Frenchtown 8825 | (908) 996-4969 |
| De Sapio Construction Inc 280 Ridge Rd, Frenchtown 8825 | (908) 996-3888 |
| De Sapio Management Inc 1240 State Route 12, Frenchtown 8825 | (908) 996-6791 |
| De Sapio Management Inc 880 County Road 519, Frenchtown 8825 | (908) 996-6963 |
| Gms & Son Inc 2 6th St # F, Frenchtown 8825 | (908) 996-2164 |
| Nor Construction & Trucking 16 Tumble Idell Rd, Frenchtown 8825 | (908) 996-2056 |
| Platinum Construction & Design 120 Fitzer Rd, Frenchtown 8825 | (908) 996-6850 |
| Timeless 157 County Road 513, Frenchtown 8825 | (908) 996-3122 |
| Your Own Construction 553 Little York Spring Mls Rd, Frenchtown 8825 | (908) 996-0270 |
| Superior Woodworks Frenchtown 8825 | (908) 996-9001 |