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)
635 PENNELL & WILTBERGER INC. 115 West Avenue, Suite 300 Jenkintown PA 19046 09/30/25
631 CHESTER VALLEY ENGINEERS, INC. 112 Moores Road, Suite 200 Malvern PA 19355 09/30/25
623 CITADEL ENGINEERING INC. 17129 WEBBS ROAD ELLENDALE DE 19941 09/30/25
622 THE TRAFFIC GROUP, INC. 9900 Franklin Square Drive Baltimore MD 21236 09/30/25
619 EBA ENGINEERING, INC. 6100 Chevy Chase Drive, Ste. 200 Laurel MD 20707 09/30/25
600 GEORGE E. YOUNG, III, P.C. 1504 MARKET STREET POCOMOKE MD 21851 09/30/25
593 THE STELLAR GROUP, INC. 2900 HARTLEY ROAD JACKSONVILLE FL 32257 09/30/25
585 CARROLL ENGINEERING CORPORATION 949 EASTON ROAD WARRINGTON PA 18976 09/30/25
554 TRAFFIC PLANNING AND DESIGN, INC. 2500 EAST HIGH STREET, Ste. 650 POTTSTOWN PA 19464 09/30/25
553 GANNETT FLEMING, INC. 207 Senate Avenue Camp Hill PA 17011 09/30/25
547 ATKINSREALIS USA INC 4030 West Boy Scout Blvd. Su. 700 Tampa FL 33607 09/30/25
546 THE WILSON T. BALLARD COMPANY 17 GWYNNS MILL COURT OWINGS MILLS MD 21117 09/30/25
539 CHEMICAL ENGINEERING & INSTRUMENTATION 2 TERRI LANE, SUITE 125 BURLINGTON NJ 08016 09/30/25
532 BERGMANN ASSOCIATES, ARCHITECTS, ENGINEERS, LANDSCAPE ARCHITECTS & SURVEYORS, D.P.C. 280 East Broad Street #200 ROCHESTER NY 14604 09/30/25
525 DIAMOND ELECTRIC, INC. 3566 PEACHTREE RUN DOVER DE 19901 09/30/25
524 PROFESSIONAL SERVICE INDUSTRIES, INC. 545 E. Algonquin Rd. Arlington Heights IL 60005 09/30/25
523 UNDERGROUND SERVICES, INC. 24 HAGERTY BOULEVARD SUITE #11 WEST CHESTER PA 19382 09/30/25
522 PENNONI ASSOCIATES, INC. 1900 Market Sreet, Suite 300 PHILADELPHIA PA 19103 09/30/25
520 JOHN D. HYNES & ASSOCIATES, INC. 32185 BEAVER RUN DRIVE SALISBURY MD 21804 09/30/25
506 ACTION ENVIRONMENTAL SERVICE CORPORATION 501 SILVERSIDE ROAD WILMINGTON DE 19809 09/30/25
494 HDR ENGINEERING, INC. 1917 S. 67th Street Omaha NE 68106 09/30/25
493 MICHAEL MARIS ASSOCIATES, INC. 716 Windswept Lane Franklin Lakes NJ 07417 09/30/25
491 WOODIN + ASSOCIATES, L.L.C. 111 PATRIOT DRIVE, SU. D MIDDLETOWN DE 19709 09/30/25
480 BATTA ENVIRONMENTAL ASSOCIATES, INC. DELAWARE INDUSTRIAL PARK 6 GARFIELD WAY NEWARK DE 19713-3540 09/30/25
472 A.W. LOOKUP CORPORATION 500 FAYETTE STREET, SU. 100 CONSHOHOCKEN PA 19428 09/30/25