| Business | Phone |
| 40 Pleasant Elevator Portsmouth 3801 | (603) 431-5039 |
| Alex Builders & Sons Inc 31 Raynes Ave, Portsmouth 3801 | (603) 431-3068 |
| Auger Building Co 1001 Islington St, Portsmouth 3801 | (603) 430-9004 |
| Becksted Associates 1393 Islington St, Portsmouth 3801 | (603) 431-1587 |
| Jewett Construction Co Inc 30 International Dr, Portsmouth 3801 | (603) 422-9597 |
| Loyalty Builders Llc 1 Harbour Pl, Portsmouth 3801 | (603) 610-8800 |
| Malt House Construction 95 Albany St, Portsmouth 3801 | (603) 430-9091 |
| Mike Burns Construction 1051 Banfield Rd, Portsmouth 3801 | (603) 436-0101 |
| Scott Pettis Carpentry & Bldg 54 Mcnabb Ct, Portsmouth 3801 | (603) 436-3483 |
| Smithfield Construction Inc 170 Dennett St, Portsmouth 3801 | (603) 431-8929 |
| Tmk Builders 3 Greenleaf Woods Dr, Portsmouth 3801 | (603) 431-0488 |
| Tucker's Cove 33 Gosport Rd, Portsmouth 3801 | (603) 334-6655 |
| Wrigley & Schuessler Builders 1 Middle St, Portsmouth 3801 | (603) 430-3738 |
| Wyckoff Construction 135 Sparhawk St, Portsmouth 3801 | (603) 431-8669 |