| Business | Phone |
| Adc/Architectural Design 200 Sutton St, North Andover 1845 | (978) 686-2112 |
| Archetectural Energies 200 Sutton St, North Andover 1845 | (978) 681-0055 |
| Gsd Assoc 148 Main St # A, North Andover 1845 | (978) 688-5422 |
| Gwi 11 Hodges St, North Andover 1845 | (978) 738-9400 |