| Business | Phone |
| Adams & Westlake Co 1 S Broad St # 1345, Philadelphia 19107 | (215) 567-3262 |
| All-Aluminum Products Inc 10981 Decatur Rd, Philadelphia 19154 | (215) 632-0191 |
| All-Spec Metals Inc 1631 S Dixie Hwy, Philadelphia 19102 | (215) 732-3045 |
| Hadco Aluminum & Metal Corp 4001 G St, Philadelphia 19124 | (215) 427-0100 |
| Keystone Aluminum Products Inc 4820 Longshore Ave, Philadelphia 19135 | (215) 331-1050 |