| PCPlas-tech Coatings INC | West Chester | 20–99 | ● ACTIVE |
P&p Machining Co., LLC | Altoona | — | ● ACTIVE |
Precision Bushing INC | Chambersburg | — | ● ACTIVE |
| PFPrecision Finishing INC | Quakertown | 20–99 | ● ACTIVE |
Precision Grit Etching & Engraving, INC. | Oakmont | — | ● ACTIVE |
Precision Made Products, LLC. | Saint Marys | — | ● ACTIVE |
Premier Precision Machining Pa, LLC | Corry | — | ● ACTIVE |
Pressure Innovators LLC | Warminster | — | ● ACTIVE |
Protecall LLC | Scott Township | — | ● ACTIVE |
P.s.m.l.v., INC. | Allentown | — | ● ACTIVE |
Q Company, LLC | New Berlin | — | ● ACTIVE |
Qdp, INC. | Plymouth Meeting | — | ● ACTIVE |
| QMQmac-quality Machining INC | Bellefonte | — | ● ACTIVE |
R. Crouse LLC | Columbia Cross Roads | — | ● ACTIVE |
Rebar Pro Solutions LLC | Philadelphia | — | ● ACTIVE |
| RTRe:build Tps I, LLC | New Kensington | 20–99 | ● ACTIVE |
| RTRemington Tools & Die CO | Warminster | — | ● ACTIVE |
Reuss Industries, INC | Madison | — | ● ACTIVE |
R. F. Harrison CO | Turtle Creek | — | ● ACTIVE |
R.g.s. Machine, INC. a Close Corporation | Folsom | — | ● ACTIVE |
Ricciardi Brothers Old City, INC. | Ardmore | — | ● ACTIVE |
Rinval LLC | Indiana | — | ● ACTIVE |
R. J. Machine Company, INC. | Upper Chichester | — | ● ACTIVE |
Rjr Fabrication LLC | South Abington Township | — | ● ACTIVE |
Roaring Creek Machine CO. | Catawissa | — | ● ACTIVE |
Sarco INC. | Easton | — | ● ACTIVE |
S-bond Technologies, LLC | Harleysville | — | ● ACTIVE |
Schmidt Industrial Services LLC | Chester | — | ● ACTIVE |
Schred Machine Company, INC. | Warminster | — | ● ACTIVE |
Schutte & Koerting Acquisition Company | Feasterville Trevose | — | ● ACTIVE |
Sfc Valve Corporation | Somerset | — | ● ACTIVE |
Shadow Strategic LLC | Pittsburgh | — | ● ACTIVE |
Signature Structures LLC | Easton | — | ● ACTIVE |
| SASintered Advantage Products, LLC | Saint Marys | — | ● ACTIVE |
Sippel CO INC | Ambridge | — | ● ACTIVE |
Sjr Fire LLC | Doylestown | — | ● ACTIVE |
Skf USA INC. | Blue Bell | — | ● ACTIVE |
Skyline Toolworks LLC | Malvern | — | ● ACTIVE |
Skytop Machine and Tool, INC. | Port Matilda | — | ● ACTIVE |
Specialty Roller and Machine INC | Berwick | — | ● ACTIVE |
Specialty Steel Supply Co., INC. | Fairless Hills | — | ● ACTIVE |
Sps Technologies, LLC | Jenkintown | — | ● ACTIVE |
Ssm Industries, INC. | Pittsburgh | — | ● ACTIVE |
Staar Distributing LLC | Reynoldsville | — | ● ACTIVE |
Stangroup LLC | Knoxville | — | ● ACTIVE |
Starn Tool & Manufacturing Company | Meadville | — | ● ACTIVE |
Staver Hydraulics CO INC | Exton | — | ● ACTIVE |
Steel City Structures LLC | Harrison City | — | ● ACTIVE |
Steel Fab Enterprises, INC | Lancaster | — | ● ACTIVE |
Steelsynth Solutions LLC | Wexford | — | ● ACTIVE |