DELAWARE ASSOCIATION OF PROFESSIONAL ENGINEERS
92 Read's Way, Suite 208
New Castle, DE 19720
Phone: 302-323-4588
Email: office@dape.org
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Firm
License		 Firm Name Address City State Zip Expiration Date
(mm/yy)
2048 ORNDORF & ASSOCIATES, INC. 8600 W CHESTER PIKE STE 201, Suite 201 Upper Darby PA 19082 09/30/25
4396 Susquehanna Civil Inc. 50 Grumbacher Road, Suite 10 York PA 17406 09/30/25
2171 WEBBER/SMITH ASSOCIATES, INC. 20 Wright Ave Lititz PA 17543 09/30/26
2517 JBC ASSOCIATES, INC. 120 SOUTH WARNER ROAD, SUITE 100 KING OF PRUSSIA PA 19406 09/30/25
939 RETTEW ASSOCIATES, INC. 3020 COLUMBIA AVENUE LANCASTER PA 17603 09/30/25
745 MOORE ENGINEERING COMPANY 3637 COLUMBIA AVENUE LANCASTER PA 17603 09/30/26
3149 Robson Forensic, Inc. 1570 Fruitville Pike, Suite 300 Lancaster PA 17601 09/30/25
250 McCORMICK TAYLOR, INC. 1818 Market Street 16th Floor PHILADELPHIA PA 19103 09/30/25
954 ROBERT D. GILMORE & ASSOCIATES, INC. 65 E. BUTLER AVENUE Suite 100 NEW BRITAIN PA 18901 09/30/25
2420 FLEXOSPAN STEEL BUILDINGS, INC. P.O Box 515 Sandy Lake PA 16145 09/30/26
683 SNYDER HOFFMAN ASSOCIATES 1005 W. LEHIGH STREET BETHLEHEM PA 18018 09/30/25
2562 THE TRI-M GROUP, LLC 206 GALE LANE KENNETT SQUARE PA 19348 09/30/25
2942 BARRY ISETT & ASSOCIATES, INC. 5420 Crackersport Rd ALLENTOWN PA 18104 09/30/25
76 PICKERING, CORTS & SUMMERSON, INC. 642 Newtown-Yardley Road, Suite 300 NEWTOWN PA 18940 09/30/25
65 MODJESKI AND MASTERS, INC. 100 Sterling Parkway, Suite 302 Mechanicsburg PA 17050 09/30/26
2861 Cornerstone Consulting Engineers and Design Services, Inc. 1176 N. Irving Street Allentown PA 18109 09/30/25
3178 THE ENC GROUP, LLC 50 FIR DRIVE RICHBORO PA 18954 09/30/25
523 UNDERGROUND SERVICES, INC. 24 HAGERTY BOULEVARD SUITE #11 WEST CHESTER PA 19382 09/30/25
631 CHESTER VALLEY ENGINEERS, INC. 112 Moores Road, Suite 200 Malvern PA 19355 09/30/25
3341 JMA STRUCTURAL ENGINEERS, LLC 330 CRESCENT HILL DRIVE HAVERTOWN PA 19083 09/30/25
1025 ROBERT E. LAMB, INC. 955 Madison Ave. NORRISTOWN PA 19403 09/30/26
522 PENNONI ASSOCIATES, INC. 1900 Market Sreet, Suite 300 PHILADELPHIA PA 19103 09/30/25
77 KEAST & HOOD CO. 1635 Market Street, Suite 1705 PHILADELPHIA PA 19103 09/30/25
2340 MAINSTAY ENGINEERING GROUP, INC. 1750 Walton Road Suite 200 Blue Bell PA 19422 09/30/25
2169 HATCH ASSOCIATES CONSULTANTS, INC. 375 North Shore Drive, Suite 500 PITTSBURGH PA 15212 09/30/25