| Business Name | Phone | Address | zip code |
| Siematic Corporation | (215)496-9945 | 2400 Market Street Suite 221 | 19103 |
| Joanne Hudson Associates Limited | (215)568-5501 | 2400 Market Street Suite 310 | 19103 |
| DCCI Inc | (215)675-0631 | 2130 Arch Street Floor 5 | 19103 |
| Siematic Corporation | (215)496-9945 | 2400 Market Street Suite 221 | 19103 |
| Joanne Hudson Associates Limited | (215)568-5501 | 2400 Market Street Suite 310 | 19103 |
| DCCI Inc | (215)675-0631 | 2130 Arch Street Floor 5 | 19103 |
You can also check out Building Materials in Philadelphia