| Business | Phone |
| John Holman Contracting 328 Upper Troy Rd, Fitzwilliam 3447 | (603) 242-3660 |
| Park Construction 138 Route 119, Fitzwilliam 3447 | (603) 585-6577 |
| New Castle Construction Inc 74 Royalston Rd, Fitzwilliam 3447 | (603) 585-9917 |
| New Hampshire Roofing Inc Route 12, Fitzwilliam 3447 | (603) 585-9286 |