Shaw Moisture Meters (usa) LLC | West Chester | — | ◐ LIKELY ACTIVE |
Simple Origin INC. | Pittsburgh | — | ◐ LIKELY ACTIVE |
Solar Light Company, LLC | Glenside | — | ◐ LIKELY ACTIVE |
| SSSpecialty Seal Group/latrobe Plt | Latrobe | — | ◐ LIKELY ACTIVE |
Wisco Calibration Services INC | Pittsburgh | — | ◐ LIKELY ACTIVE |
| AIAirborn Interconnect, LLC | Lake City | — | ◐ LIKELY ACTIVE |
| BIBitronics INC | Bethlehem | 20–99 | ◐ LIKELY ACTIVE |
| CICalconix Inc/haverford Twp | Ardmore | — | ◐ LIKELY ACTIVE |
| COCity of Erie, Pa - Wastewater Treatment Plant | Erie | — | ◐ LIKELY ACTIVE |
| CGColumbia Gas Trans Corp/marietta | Marietta | — | ◐ LIKELY ACTIVE |
| CLCommunity Light & Sound INC (dba Community Prof Loudspkr) | Chester | — | ◐ LIKELY ACTIVE |
| CRCurry Rail Svc Inc/frankstown | Hollidaysburg | — | ◐ LIKELY ACTIVE |
| CICyoptics INC | Breinigsville | — | ◐ LIKELY ACTIVE |
| ECEastern Controls- ECI Carnegie | Carnegie | 1–19 | ◐ LIKELY ACTIVE |
| EMElectri -Cord Manufacturing | Westfield | 20–99 | ◐ LIKELY ACTIVE |
| ESEvident Scientific NDT Inc | State College | 20–99 | ◐ LIKELY ACTIVE |
| FTFidelity Technologies Corporation | Reading | 500+ | ◐ LIKELY ACTIVE |
| GAGenerator and Motor Services of Pennsylvania LLC | Turtle Creek | 20–99 | ◐ LIKELY ACTIVE |
| GEGenie Electronics CO INC | York | 20–99 | ◐ LIKELY ACTIVE |
| GIGreenray Industries, INC. | Mechanicsburg | — | ◐ LIKELY ACTIVE |
| HLHearing Lab Technology, LLC | Bristol | — | ◐ LIKELY ACTIVE |
| HMHoffman Materials LLC | Carlisle | — | ◐ LIKELY ACTIVE |
| HKHong Kong Clnrs/york | York | — | ◐ LIKELY ACTIVE |
| JMJohnson March Systems, Inc. | Ivyland | 20–99 | ◐ LIKELY ACTIVE |
| LHL3 Harris | State College | 20–99 | ◐ LIKELY ACTIVE |
| LHL3 Harris Telemetry & Rf Products | Bristol | — | ◐ LIKELY ACTIVE |
| LELiberty Electronics - Reno | Reno | 1–19 | ◐ LIKELY ACTIVE |
| PDPa61 Drexelbrook | Horsham | 100–499 | ◐ LIKELY ACTIVE |
| PSPa State Univ/wpsu Tower | Clearfield | — | ◐ LIKELY ACTIVE |
| PBPhoenix Broadband Technologies | Hatfield | 20–99 | ◐ LIKELY ACTIVE |
| QTQnity Towanda | Towanda | — | ◐ LIKELY ACTIVE |
| RCRestek Corporation Bellefonte | Bellefonte | 100–499 | ◐ LIKELY ACTIVE |
| SLSafety Light Corporation | Bloomsburg | — | ◐ LIKELY ACTIVE |
Sechan Electronics, Inc. - Lancaster | Lancaster | 20–99 | ◐ LIKELY ACTIVE |
| SUSensus Usa/plt 2 Dock St | Dubois | — | ◐ LIKELY ACTIVE |
| SMSmt Manufacturing Group, LLC. | York | — | ◐ LIKELY ACTIVE |
| SESony Electronics Inc/new Stanton | Mount Pleasant | — | ◐ LIKELY ACTIVE |
| SPSpang Power Elec/ Sandy Lk | Sandy Lake | — | ◐ LIKELY ACTIVE |
| TSTeledyne Scientific & Imaging LLC | Montgomeryville | — | ◐ LIKELY ACTIVE |
| TFThe Fredericks Company, INC. | Huntingdon Valley | — | ◐ LIKELY ACTIVE |
| TLTransicoil LLC | Collegeville | — | ◐ LIKELY ACTIVE |
| VIVishay Intertechnology Malvern PA | Malvern | 100–499 | ◐ LIKELY ACTIVE |
| ANAccelight Networks INC | Bridgeville | — | ◐ LIKELY ACTIVE |
| CGColumbia Gas Trans Corp/gettysburg Comp Sta | Gettysburg | — | ◐ LIKELY ACTIVE |
| CGColumbia Gas Trans Corp/greencastle | Greencastle | — | ◐ LIKELY ACTIVE |
| CGColumbia Gas Trans Corp/salisbury Comp Sta | Salisbury | — | ◐ LIKELY ACTIVE |
| DDDevonos Dry Clnr/dallastown | Dallastown | — | ◐ LIKELY ACTIVE |
| ESElectronic Services & Design | Harrisburg | — | ◐ LIKELY ACTIVE |
| ECExtrel Cms LLC | Pittsburgh | — | ◐ LIKELY ACTIVE |
| FTFmc Tech Measurement Solns INC | Erie | — | ◐ LIKELY ACTIVE |