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Firm
License
Firm Name Address City State Zip Expiration Date
(mm/yy)
4526 4th Dimension Design, Inc. 817 Venture Court Waukesha WI 53189 09/30/21
4124 A Squared Plus Engineering Support Group, LLC 3477 Shiloh Road Hampstead MD 21074 09/30/21
4268 A&F Engineers Inc. 1112 16th St. NW Suite 920 Washington DC 20036 09/30/20
2503 A. EPSTEIN & SONS INT`L, INC. 600 W. FULTON STREET CHICAGO IL 60661 09/30/20
1005 A.D. MARBLE & COMPANY, INC. 2200 Renaissance Blvd, Suite 260 King of Prussia PA 19406 09/30/21
472 A.W. LOOKUP CORPORATION 500 FAYETTE STREET, SU. 100 CONSHOHOCKEN PA 19428 09/30/21
4280 A2H, Inc. 3009 Davies Plantation Road Lakeland TN 38002 09/30/21
2870 AB Consultants, Inc. 9450 Annapolis Road Lanham MD 20706 09/30/21
4714 ABB Inc. 305 Gregson Drive Cary NC 27511 09/30/21
2912 ABBA ENGINEERING, LLC 11201 SHARPTOWN RD MARDELA SPRINGS MD 21837 09/30/21
3356 ABEL CONSULTING ENGINEERS, P.A. 5235 Westview Drive, Suite 100 Frederick MD 21703 09/30/20
2055 ACCUDYNE SYSTEMS, INC. 210 EXECUTIVE DR., SU. 5 NEWARK DE 19702 09/30/21
506 ACTION ENVIRONMENTAL SERVICE CORPORATION 501 SILVERSIDE ROAD WILMINGTON DE 19809 09/30/21
2167 ADAMS, REHMANN & HEGGAN ASSOCIATES, INC. 215 Bellevue Ave HAMMONTOWN NJ 08037-0579 09/30/20
1027 ADTEK ENGINEERS, INC. 9990 Fairfax Blvd., Ste 300 FAIRFAX VA 22030 09/30/21
4137 ADVANCED ENGINEERING, INC. 5561 PENNELL ROAD MEDIA PA 19063 09/30/21
697 ADVANCED GEOSERVICES CORP. 1055 ANDREW DRIVE SUITE A WEST CHESTER PA 19380 09/30/20
4473 Advanced Structural Technologies, Inc. 7301 Ohms Lane, Suite 215 Edina MN 55439 09/30/21
4393 Advantage Engineers, LLC 7070 Samuel Morse Drive, Suite 150 Columbia MD 21046 09/30/20
365 AECOM ENERGY & CONSTRUCTION, INC. c/o Dianne Rice P.O. Box 73 BOISE ID 83729 09/30/20
2501 AECOM TECHNICAL SERVICES, INC. 1999 Avenue of the Stars, Ste. 2600 LOS ANGELES CA 90067 09/30/21
2869 AFFILIATED ENGINEERS, INC. P.O. BOX 5620 MADISON WI 53705 09/30/20
2818 AIR SYSTEMS ENGINEERING CO., INC. P.O. BOX 4124 GREENVILLE DE 19807 09/30/21
3210 Airport Design Consultants, Incorporated 6031 University Blvd, Suite 330 Elllicott City MD 21043 09/30/21
2320 AKENS ENGINEERING ASSOCIATES, INC. 219 EAST MAIN STREET SHIREMANSTOWN PA 17011 09/30/21