| Business | Phone |
| Willaim Powell Dilworth Sons 817 Summit Grove Ave, Bryn Mawr 19010 | (610) 525-3230 |
| E B Mahoney Builders Inc 615 Old Lancaster Rd, Bryn Mawr 19010 | (610) 527-6584 |
| Kazanjian Assoc Inc 901 Glenbrook Ave, Bryn Mawr 19010 | (610) 527-5350 |
| Shea Construction Co Inc 11 Elliott Ave, Bryn Mawr 19010 | (610) 527-7299 |