| Business | Phone |
| Advanced Financial Systems 139 Maple Rd, Longmeadow 1106 | (413) 567-5400 |
| Corvu Software 132 Kenmore Dr, Longmeadow 1106 | (413) 567-7338 |
| Harp Software 37 Wimbleton Dr, Longmeadow 1106 | (413) 847-0809 |
| Interactive Multi-Media Systs 874 Shaker Rd, Longmeadow 1106 | (413) 565-5300 |
| Progressive Concepts Inc Longmeadow 1106 | (413) 567-3024 |