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Firm
License
Firm Name Address City State Zip Expiration Date
(mm/yy)
4096 Britt, Peters & Associates P.O. Box 336 Greenville SC 29602 09/30/25
4275 Moore and Associates Engineering and Consulting, Inc. 1009 East Ave North Augusta SC 29841 09/30/25
4332 DWG Inc. Consulting Engineers 1009 Anna Knapp Boulevard, Suite 202 Mount Pleasant SC 29464 09/30/25
4322 Elevated Structural Consultants, LLC 154 Tiger Lane Summerville SC 29483 09/30/25
4843 Southern Steel Engineers, LLC 121 Tarrar Springs Road Lexington SC 29072 09/30/25
4763 Stone & Webster, LLC 164 East Mt. Gallant Rd. Rock Hill SC 29730 09/30/25
4920 Century 3 Engineering, LLC 112 South Main St., Suite C Greer SC 29650 09/30/25
5245 Structural Systems Engineering, LLC 613 Heritage Road Easley SC 29640 09/30/25
5503 Stone Fleet 225 Dyer Street, 2nd Floor Providence RI 02903 09/30/25
3279 JOSEPH B. CALLAGHAN, INC. 1617 John F. Kennedy Blvd. Suite 1260 Philadelphia PA 19103 09/30/25
3299 Drive Engineering Corp 1936 West Point Pike Lansdale PA 19446 09/30/25
2634 Larsen & Landis, Inc. 11 W Thompson Street Philadelphia PA 19125 09/30/25
2553 RING CONSULTING GROUP, P.C. 512 West Third Street Lansdale PA 19446 09/30/25
2493 MAIDA ENGINEERING, INC. 1100 McKean Street Philadelphia PA 19148 09/30/25
381 CONSTRUCTION METHODS & COORDINATION, INC. D/B/A CMC ENGINEERING, P.O. BOX 958 KIMBERTON PA 19442 09/30/25
2849 SCHILLER AND HERSH ASSOCIATES, INC. 636 Skippack Pike, Suite 200 Blue Bell PA 19422 09/30/25
2968 GEOSTRUCTURES, INC. 1000 West 9th Ave STE B King of Prussia PA 19406 09/30/25
3281 BUSTAMANTE ENGINEERS, INC. 875 N. EASTON RD, 3B DOYLESTOWN PA 18902 09/30/25
2905 Professional Systems Engineering, LLC 100 W. Main St., Suite 400 Lansdale PA 19446 09/30/25
1085 BARTON ASSOCIATES, INC. 221 WEST PHILADELPHIA STREET, North Building YORK PA 17401 09/30/25
798 ELTON & THOMPSON, P.C. 100 W. Main Street, Suite 365 LANSDALE PA 19446 09/30/25
3321 NAVARRO & WRIGHT CONSULTING ENGINEERS, INC. 151 RENO AVENUE NEW CUMBERLAND PA 17070 09/30/25
691 TREFZ ENGINEERING, INC. 601 DRESHER ROAD, SUITE 275 HORSHAM PA 19044 09/30/25
266 ARRO CONSULTING, INC. 108 W. AIRPORT ROAD LITITZ PA 17543 09/30/25
2615 WILKINSON & ASSOCIATES INC. 1220 VALLEY FORGE RD., STE. 22 PHOENIXVILLE PA 19460 09/30/25