| Business | Phone |
| Mack-Cali Realty Corp 5 Sentry Pkwy E # 107, Blue Bell 19422 | (610) 825-1022 |
| Belldon Partners 925 Harvest Dr, Blue Bell 19422 | (215) 646-9300 |
| Blue Bell Four 790 Penllyn Blue Bell Pike, Blue Bell 19422 | (215) 542-9400 |
| Danella Realty & Management Co 470 Norristown Rd # 100, Blue Bell 19422 | (610) 834-6200 |
| Korman Commercial Properties 350 Sentry Pkwy # 660 # 220, Blue Bell 19422 | (610) 825-6424 |