| Business | Phone |
| Center For Research Planning 1919 Chestnut St, Philadelphia 19103 | (215) 569-4859 |
| Goins Tabs 5533 Addison St, Philadelphia 19143 | (215) 472-3388 |
| H K Research & Development 13033 Trina Dr, Philadelphia 19116 | (215) 673-8333 |
| Ivy Research Laboratories Inc 3401 Market St # 226, Philadelphia 19104 | (215) 387-8400 |
| Nova Flora Inc 3401 Market St # 350, Philadelphia 19104 | (215) 387-5060 |
| Novacomp Inc 3510 Scotts Ln, Philadelphia 19129 | (215) 713-0720 |
| Nueva Esperanza 4261 N 5th St, Philadelphia 19140 | (215) 324-0746 |
| Premenstrual Syndrome Trtmnt 3701 Market St, Philadelphia 19104 | (215) 662-3329 |
| Premier Research 124 S 15th St, Philadelphia 19102 | (215) 557-9126 |
| Radiant Research Inc 9880 Bustleton Ave # 203, Philadelphia 19115 | (215) 671-1717 |
| Research Park Inc 3665 Market St, Philadelphia 19104 | (215) 243-2222 |