| 2O2930 Old Tree Drive | East Hempfield, Township of | — | ◇ UNVERIFIED |
| 3C3905 Continental Drive | West Hempfield, Township of | — | ◇ UNVERIFIED |
| AQAll Quality Machining & Finishing, LLC | Christiana | — | ◇ UNVERIFIED |
| BCBansner & Company, LLC | Adamstown | — | ◇ UNVERIFIED |
| DSDemuth Steel Products, INC. | Mount Joy | — | ◇ UNVERIFIED |
| DWdiverse welding & fabrication | Gordonville | — | ◇ UNVERIFIED |
| DMDs Machine | Leacock, Township of | — | ◇ UNVERIFIED |
| GHGap Hill Aluminum | Salisbury, Township of | — | ◇ UNVERIFIED |
| HIHigh Industries INC | Lancaster | — | ◇ UNVERIFIED |
| HCHillside Custom Machining & Fabrication, LLC | Denver | — | ◇ UNVERIFIED |
| HPHiltz Propane Systems, INC. | Marietta | — | ◇ UNVERIFIED |
| IIItt Inds Engineered Process Solutions Group | Lancaster | — | ◇ UNVERIFIED |
| JRJ & R Metal Products Llc | Leola | — | ◇ UNVERIFIED |
| KCKeystone Cap Company | Columbia | — | ◇ UNVERIFIED |
| KIKrimes Industrial and Mechanical INC. | Ephrata | — | ◇ UNVERIFIED |
| LMLibrandi Machine Shop, Incorporated | Elizabethtown | — | ◇ UNVERIFIED |
| LWLight's Welding Incorporated | Lititz | — | ◇ UNVERIFIED |
| LHLincoln Highway Rentals | Salisbury, Township of | — | ◇ UNVERIFIED |
| MSManheim Specialty Machine, Incorporated | Manheim | — | ◇ UNVERIFIED |
| MAMartins Appliance Warehouse | West Earl, Township of | — | ◇ UNVERIFIED |
| MEMichener's Engraving, Inc. | Ephrata | — | ◇ UNVERIFIED |
| PPathfinder | Lancaster | — | ◇ UNVERIFIED |
| PMPSS Manufacturing Company, Inc. | Lancaster | — | ◇ UNVERIFIED |
 Quality Metal Works, Incorporated | Elizabethtown | — | ◇ UNVERIFIED |
| RMRaytec Manufacturing | Earl, Township of | — | ◇ UNVERIFIED |
| RMRobert Miller | Maytown | — | ◇ UNVERIFIED |
 Superior Steel Products | Kinzers | — | ◇ UNVERIFIED |
| VFValue Flow Group Inc | Lancaster | — | ◇ UNVERIFIED |
