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
5203 Stevenson Structural Engineering, LLC 321 Echo Valley Ln Newtown Square PA 19073 09/30/25
4045 TREC Group, Inc 900 Old Marple Rd Springfield PA 19064 09/30/25
4137 ADVANCED ENGINEERING, INC. 5561 PENNELL ROAD MEDIA PA 19063 09/30/25
4908 Global Build Collaborative 123 East Third St Media PA 19063 09/30/25
2793 D&B/GUARINO ENGINEERS, LLC 8 NESHAMINY INTERPLEX SUITE 219 TREVOSE PA 19053 09/30/25
3906 Holstein White, Inc. 3800 Horizon Blvd, Ste 503 Trevose PA 19053 09/30/25
4235 P2 STRUCTURAL ENGINEERING, LLC 2155 Langhorne-Yardley Road Langhorne PA 19047 09/30/25
635 PENNELL & WILTBERGER INC. 115 West Avenue, Suite 300 Jenkintown PA 19046 09/30/25
691 TREFZ ENGINEERING, INC. 601 DRESHER ROAD, SUITE 275 HORSHAM PA 19044 09/30/25
5048 CNH Environmental LLC 113 Fawn Ln Haverford PA 19041 09/30/25
2356 MULHERN CONSULTING ENGINEERS & ASSOC., INC. 321 SOUTH YORK ROAD HATBORO PA 19040 09/30/25
2404 ESE CONSULTANTS, INC. 1140 Virginia Drive/JHeverly Fort Washington PA 19034 09/30/25
5029 Infinigy Solutions, LLC 500 West Office Center Drive, suite150 Fort Washington PA 19034 09/30/25
2994 SHERMAN ENGINEERING CO. 1830 County Line Rd Huntingdon Valley PA 19006 09/30/25
3450 McGowan Associates, Inc. 17 Cynwyd Road Bala Cynwyd PA 19004 09/30/25
4138 Essential Structural Engineering, LLC 201 Presidential Boulevard - Suite 202 Bala Cynwyd PA 19004 09/30/25
2943 KMJ CONSULTING, INC. 120 E. LANCASTER AVE., SU. 105 ARDMORE PA 19003 09/30/25
2996 MULHERN & KULP STRUCTURAL ENGINEERING, INC. 300 Brookside Avenue, Building 4, Suite 150 AMBLER PA 19002 09/30/25
2837 PRECIS ENGINEERING INC. 201 S. Maple Ave Ste 200 Ambler PA 19002 09/30/25
2042 MCHUGH ENGINEERING, INC. 136 Poplar Street Ambler PA 19002 09/30/25
4547 Barun Corp 905 Chesterfield Dr Lower Gwynedd PA 19002 09/30/25
5244 Aterra Solutions, LLC 300 Brookside Ave., Bldg. 18, Suite 160 Ambler PA 19002 09/30/25
585 CARROLL ENGINEERING CORPORATION 949 EASTON ROAD WARRINGTON PA 18976 09/30/25
5395 Leonard Busch Associates 626 Jacksonville Road, Suite 100A Warminster PA 18974-4861 09/30/25