| Entity Name | Type | License # | City | Status | Action |
|---|---|---|---|---|---|
| BARUN CORP. | Business | 184009357-0006 | AMBLER | ACTIVE | Verify |
| CROWN CASTLE USA INC | Business | 184006067-0006 | CANONSBURG | ACTIVE | Verify |
| MICHAEL BAKER JR INC | Business | 184000377-0007 | MOON TOWNSHIP | NOT RENEWED | Verify |
| LARSON ARCHITECTURAL GROUP INC | Business | 184004861-0007 | WILLIAMSPORT | ACTIVE | Verify |
| CREST ENGINEERING & CONSTRUCTION INC | Business | 184009003-0006 | BETHEL PARK | ACTIVE | Verify |
| MACLACHLAN CORNELIUS | Business | 184001718-0001 | PITTSBURGH | NOT RENEWED | Verify |
| PRECIS ENGINEERING, INC | Business | 184007939-0002 | AMBLER | NOT RENEWED | Verify |
| BAKER AND ASSOCIATES | Business | 184005452-0001 | PITTSBURGH | NOT RENEWED | Verify |
| BOHLIN CYWINSKI JACKSON | Business | 184002603-0001 | WILKES-BARRE | ACTIVE | Verify |
| ARCHITECTURAL TESTING, INC. | Business | 184008573-0002 | YORK | NOT RENEWED | Verify |
| AMENTUM DIGITAL INFRASTRUCTURE, INC | Business | 184008754-0002 | PHILADELPHIA | ACTIVE | Verify |
| DDI ARCHITECTS PC | Business | 184002954-0001 | PHILADELPHIA | NOT RENEWED | Verify |
| BEERS & HOFFMAN LTD ARCHITECTS | Business | 184003091-0001 | LANCASTER | NOT RENEWED | Verify |
| GILBERT COMMONWEALTH | Business | 184000890-0002 | READING | NOT RENEWED | Verify |
| ERDY MCHENRY ARCHITECTURE LLC | Business | 184006593-0001 | PHILADELPHIA | ACTIVE | Verify |
| D'APPOLONIA ENGINEERING | Business | 184001691-0002 | PITTSBURGH | NOT RENEWED | Verify |
| USFILTER ENGINEERING & CONSTRUCTION, INC | Business | 184003938-0002 | MOON TOWNSHIP | NOT RENEWED | Verify |
| LEHIGH VALLEY TECHNICAL ASSOCIATES INC | Business | 184006955-0003 | NORTHAMPTON | ACTIVE | Verify |
| TODD GERHART, PE, SE | Business | 184007757-0003 | EXTON | NOT RENEWED | Verify |
| TRANSCORE ITS INC | Business | 184003116-0002 | HUMMELSTOWN | NOT RENEWED | Verify |
| CARNEGIE STRATEGIC DESIGN ENGINEERS, LLC | Business | 184009327-0003 | PITTSBURGH | INACTIVE | Verify |
| ESIS INC | Business | 184006083-0002 | PHILADELPHIA | INOPERATIVE | Verify |
| STV ENERGY SERVICES INC | Business | 184006834-0002 | DOUGLASSVILLE | NOT RENEWED | Verify |
| URBAN ENGINEERS INC | Business | 184005185-0002 | GLEN MILLS | NOT RENEWED | Verify |
| WEBBER/SMITH ASSOCIATES INC | Business | 184005576-0002 | LITITZ | NOT RENEWED | Verify |
| HELLYER LEWIS INC | Business | 184007050-0001 | PHILADELPHIA | ACTIVE | Verify |
| CONSULTING GATEWAY CORPORATION | Business | 184005848-0002 | FLEETWOOD | NOT RENEWED | Verify |
| BAKER ENVIRONMENTAL, INC | Business | 184003502-0002 | MOON TOWNSHIP | NOT RENEWED | Verify |
| KTA-TATOR INC | Business | 184003670-0002 | PITTSBURGH | ACTIVE | Verify |
| EXECUPOWER LIMITED LIABILITY COMPANY | Business | 184007825-0002 | KING OF PRUSSIA | ACTIVE | Verify |
| PARADIGM ARCHITECTURE, LLC | Business | 184007675-0001 | BLUE BELL | NOT RENEWED | Verify |
| NA WATER SYSTEMS LLC | Business | 184006353-0002 | MOON TOWNSHIP | NOT RENEWED | Verify |
| KEY ENVIRONMENTAL INC | Business | 184006547-0002 | CARNEGIE | ACTIVE | Verify |
| CIVIL DESIGN SOLUTIONS, INC. | Business | 184008590-0002 | CORAOPOLIS | NOT RENEWED | Verify |
| TRANSCORE ITS LLC | Business | 184004655-0002 | HUMMELSTOWN | NOT RENEWED | Verify |
| HATCH ASSOCIATES CONSULTANTS INC | Business | 184004671-0002 | PITTSBURGH | ACTIVE | Verify |
| AE DYNAMICS LLC | Business | 184007839-0003 | APOLLO | ACTIVE | Verify |
| ALLIED ENGINEERING & DESIGN USA, P.C. | Business | 184009315-0002 | EXTON | ACTIVE | Verify |
| PYRAMID ENGINEERING PC | Business | 184004590-0002 | ALTOONA | NOT RENEWED | Verify |
| CLAITMAN ENGINEERING ASSOCIATES, INC. | Business | 184009673-0002 | PITTSBURGH | ACTIVE | Verify |
| ROBERT E LAMB INC | Business | 184001481-0004 | NORRISTOWN | NOT RENEWED | Verify |
| KLINGSTUBBINS LLP | Business | 184004414-0004 | PHILADELPHIA | NOT RENEWED | Verify |
| FL SMIDTH INC | Business | 184005468-0002 | BETHLEHEM | NOT RENEWED | Verify |
| D2 GROUPS LLC | Business | 184008297-0004 | KING OF PRUSSIA | ACTIVE | Verify |
| CJL ENGINEERING INC | Business | 184005698-0002 | MOON TOWNSHIP | ACTIVE | Verify |
| ARORA ENGINEERS LLC | Business | 184007458-0002 | CHADDS FORD | ACTIVE | Verify |
| KEYSTONE CONSULTANTS, PLLC | Business | 184008553-0010 | PITTSBURGH | ACTIVE | Verify |
| BORTON-LAWSON ENGINEERING, INC. | Business | 184007644-0002 | WILKES BARRE | NOT RENEWED | Verify |
| EARTHTECH, INC | Business | 184007859-0002 | SOMERSET | NOT RENEWED | Verify |
| ALDERSON ENGINEERING, INC. | Business | 184007908-0002 | SOUTHAMPTON | NOT RENEWED | Verify |