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)
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 09/30/25
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
2663 Utility Engineers PC 62 West Union Street Kingston PA 18704 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 09/30/25
2943 KMJ CONSULTING, INC. 120 E. LANCASTER AVE., SU. 105 ARDMORE PA 19003 09/30/25
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
979 ALDERSON ENGINEERING, LLC 407 LAKESIDE DRIVE SOUTHAMPTON PA 18966 09/30/25
919 ORBITAL ENGINEERING, INC. 1344 FIFTH AVENUE PITTSBURGH PA 15219 09/30/25
2169 HATCH ASSOCIATES CONSULTANTS, INC. 375 North Shore Drive, Suite 500 PITTSBURGH PA 15212 09/30/25
3236 SP ENGINEERING, INC. 1000 East Germantown Pike, Suite: B-4 Plymouth Meeting PA 19462 09/30/25
790 HERBERT, ROWLAND & GRUBIC, INC. 369 EAST PARK DRIVE HARRISBURG PA 17111 09/30/25
462 ARORA ENGINEERS, LLC 61 WILMINGTON-WEST CHESTER PIKE, SU. 100 CHADDS FORD PA 19317 09/30/25
2203 QUAD THREE GROUP, INC. 37 NORTH WASHINGTON STREET WILKES-BARRE PA 18701 09/30/25
3274 FRANZ STRUCTURAL ENGINEERING, LLC 915 Tyson Drive West Chester PA 19382 09/30/25
1005 A.D. MARBLE & COMPANY, INC. 2200 Renaissance Blvd, Suite 260 King of Prussia PA 19406 09/30/25
554 TRAFFIC PLANNING AND DESIGN, INC. 2500 EAST HIGH STREET, Ste. 650 POTTSTOWN PA 19464 09/30/25
3007 SCOT ENGINEERING PROPERTIES, INC. 509 Germantown Pike Lafayette Hill PA 19444 09/30/25
553 GANNETT FLEMING, INC. 207 Senate Avenue Camp Hill PA 17011 09/30/25