| Business | Phone |
| City Wide Carpentry 18 Dunbarton Dr, Merrimack 3054 | (603) 886-3666 |
| Wrenn Associates Inc 32 Daniel Webster Hwy # 22, Merrimack 3054 | (603) 883-7868 |
| Freeman Construction 5 Lantern Ln, Merrimack 3054 | (603) 424-6832 |
| Full Spectrum Contracting 14 Clay St, Merrimack 3054 | (603) 424-1174 |
| Harvey Construction Corp 25 Technology Park, Merrimack 3054 | (603) 879-9630 |
| Harvey Construction Corp-Nh Daniel Webster Hwy, Merrimack 3054 | (603) 883-0105 |
| Tom Howe Septic Systems 29 Patten Rd, Merrimack 3054 | (603) 424-3812 |
| James Longa & Son Inc 17 Twin Bridge Rd, Merrimack 3054 | (603) 424-9210 |
| Schaller Design & Construction 10 Davis Rd, Merrimack 3054 | (603) 424-0733 |
| La Porte Construction Corp 2309 Columbia Cir, Merrimack 3054 | (603) 423-0345 |
| Roger F Blais General Contrs 4 Peaslee Rd, Merrimack 3054 | (603) 882-4080 |
| Lymo Construction Co Inc 25 Columbia Cir, Merrimack 3054 | (603) 424-6154 |
| R H White Construction Co 6 Wright Ave, Merrimack 3054 | (603) 424-2506 |
| Met General Contracting Inc 3 Jennifer Dr, Merrimack 3054 | (603) 429-1540 |
| Multi-Craft Mechanical Inc 221 Daniel Webster Hwy, Merrimack 3054 | (603) 889-7150 |
| North View Homes 20 Parkhurst Rd, Merrimack 3054 | (603) 429-3191 |