| Business | Phone |
| Alternative Test Resources Inc 5 Ledge Rd, Windham 3087 | (603) 434-5455 |
| Catmatt Software Solutions 28 Oriole Rd, Windham 3087 | (603) 421-0872 |
| Compuclinic 3 Locust Rd, Windham 3087 | (603) 898-3124 |
| Csi Usa Inc 25 Indian Rock Rd # 27, Windham 3087 | (603) 437-0129 |
| Hydratec Inc 64 Haverhill Rd, Windham 3087 | (603) 434-0502 |
| Northridge Software 25 Indian Rock Rd, Windham 3087 | (603) 434-2525 |
| Open Archive Systems Inc 5 Jefferson Rd, Windham 3087 | (603) 890-9980 |
| Valco Data Systems 13 Sunridge Rd, Windham 3087 | (603) 889-3999 |