| Business | Phone |
| Aegis Industrial Software Corp 200 Gibraltar Rd, Horsham 19044 | (215) 773-9786 |
| Cognos Corp 5 Walnut Grove Dr # 240, Horsham 19044 | (215) 441-2900 |
| Concate Technologies Inc Horsham 19044 | (215) 734-0750 |
| Direct Data Corp 201 Witmer Rd, Horsham 19044 | (215) 674-3200 |
| Precise Computer Inc 2 Shetland Cir, Horsham 19044 | (215) 542-0434 |
| Quatro Systems Inc 231 Gibraltar Rd, Horsham 19044 | (215) 672-7100 |