White Engineering Surfaces Corporation | Newtown | 20–99 | ● ACTIVE |
| WBWindsor Beach Technologies INC | Fairview | 20–99 | ● ACTIVE |
Winston & Duke INC | Erie | 1–19 | ● ACTIVE |
Wirerope Works, INC. | Williamsport | 100–499 | ● ACTIVE |
Ww Patterson CO | Pittsburgh | 1–19 | ● ACTIVE |
Zeyon INC | Erie | 20–99 | ● ACTIVE |
Zober Industries, INC | Croydon | 100–499 | ● ACTIVE |
Accurate Marking Products, INC. | New Kensington | 1–19 | ● ACTIVE |
Ace Wire Spring & Form CO INC | Mc Kees Rocks | 20–99 | ● ACTIVE |
Acutec Precision Aerospace, INC. | Meadville | — | ● ACTIVE |
Advanced Fabrication Services, INC. | Lemoyne | — | ● ACTIVE |
| AFAeroparts Fabricating & Machining INC | Nicktown | 20–99 | ● ACTIVE |
| ARAlcon Research LLC | Reading | — | ● ACTIVE |
| AMAnderson Metal Industries INC | Franklin | 20–99 | ● ACTIVE |
Anvil Welding & Fabrication, LLC | Parker Ford | — | ● ACTIVE |
Anvil Welding & Fabrication, LLC | Parkerford | — | ● ACTIVE |
Apogee Manufacturing Solutions Limited Liability Company | New Holland | 1–19 | ● ACTIVE |
Aurele M Gatti INC | Fairless Hills | 20–99 | ● ACTIVE |
Ball & Ball LLC | Exton | 1–19 | ● ACTIVE |
B C Supply, LLC | Chambersburg | 1–19 | ● ACTIVE |
Bearon Manufacturing, LLC | Landisville | 20–99 | ● ACTIVE |
Bear Ridge Machine & Fabrication INC. | Frackville | — | ● ACTIVE |
Bec Systems LLC | Harleysville | — | ● ACTIVE |
Beistel Machining, INC | Donora | 1–19 | ● ACTIVE |
Bolsan Company INC | Eighty Four | — | ● ACTIVE |
Bosio Metal Specialties, INC. | North Wales | 1–19 | ● ACTIVE |
Bvx INC | Feasterville Trevose | 1–19 | ● ACTIVE |
Camco Manufacturing INC | Sayre | — | ● ACTIVE |
Co-ax Valves, INC | Bristol | 1–19 | ● ACTIVE |
Conturo Prototyping LLC | Pittsburgh | — | ● ACTIVE |
Curtis Industries, INC. | Cowansville | — | ● ACTIVE |
Dawson Performance, INC. | Chambersburg | 1–19 | ● ACTIVE |
D. Gillette Industrial Service's INC | Easton | 1–19 | ● ACTIVE |
| DMD & M Welding Co, INC. | York | 1–19 | ● ACTIVE |
Dynamic Metal Innovations LLC | Emmaus | 20–99 | ● ACTIVE |
Eagle Stainless, INC. | Warminster | — | ● ACTIVE |
Edge Machine Works INC | Hatboro | 1–19 | ● ACTIVE |
Eht, INC | Saint Marys | — | ● ACTIVE |
| ESElectro Space Fabricators INC | Topton | 20–99 | ● ACTIVE |
Est Group INC | Hatfield | 100–499 | ● ACTIVE |
Evans Machining Service Incorporated | Markleysburg | 1–19 | ● ACTIVE |
| EMExtreme Manufacturing, INC. | Saint Thomas | 1–19 | ● ACTIVE |
| FPFalcone Precision Machine, INC. | Latrobe | 1–19 | ● ACTIVE |
Fasteners Unlimited INC | Warrendale | — | ● ACTIVE |
Fast Rescue Solutions, LLC | Bridgeport | 1–19 | ● ACTIVE |
| FMForanne Manufacturing, INC | Warminster | 20–99 | ● ACTIVE |
Garrod Hydraulics INC | York | — | ● ACTIVE |
General Carbide Corporation | Greensburg | 100–499 | ● ACTIVE |
Gibson Stainless & Specialty, INC. | Greensburg | 1–19 | ● ACTIVE |
Goodfellow Corporation | Pittsburgh | 1–19 | ● ACTIVE |