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| BORG MANUFACTURING | 303 RIVER RD BRISTOL, PA | (215) 547-5010 |
| E G A MACHINE CORP | 1507 CLYDE WAITE DR BRISTOL, PA | (215) 826-0996 |
| HANNER INDUSTRIES INC | 2520 FORD RD BRISTOL, PA | (215) 785-5260 |
| LANSON MACHINE & TOOL CO | 1129 BEAVER ST BRISTOL, PA | (215) 295-7466 |
| ROLLS CORP | 120 MAIN ST BRISTOL, PA | (215) 943-5082 |
| SECOND STAGE PROTOTYPE INC | 901 CANAL ST BRISTOL, PA | (215) 788-7090 |
| WILLIAMS G MANUFACTURING CO | 309 DORRANCE ST BRISTOL, PA | (215) 785-1673 |
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