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Firm License Firm Name Address City State Zip
2331 2RW CONSULTANTS, INC. 100 10TH STREET NE, SU. 202 CHARLOTTESVILLE VA 22902 6/30/12
2403 A. MORTON THOMAS & ASSOCIATES, INC. 12750 TWINBROOK PKWY. ROCKVILLE MD 20852 6/30/12
1005 A.D. MARBLE & COMPANY, INC. 375 EAST ELM STREET SUITE 200 CONSHOHOCKEN PA 19428 6/30/12
472 A.W. LOOKUP CORPORATION 500 FAYETTE STREET, SU. 100 CONSHOHOCKEN PA 19428 6/30/12
2870 AB Consultants, Inc. 9450 Annapolis Road Lanham MD 20706 6/30/12
2912 ABBA ENGINEERING, LLC 11201 SHARPTOWN RD MARDELA SPRINGS MD 21837 6/30/12
3356 ABEL CONSULTING ENGINEERS, P.A. 814 W. DIAMOND AVE., #360 GAITHERSBURG MD 20878 6/30/12
2055 ACCUDYNE SYSTEMS, INC. 210 EXECUTIVE DR., SU. 5 NEWARK DE 19702 6/30/12
3150 Accumark, Inc. 9500 King Air Ct Ashland VA 23005 6/30/12
506 ACTION ENVIRONMENTAL SERVICE CORPORATION 501 SILVERSIDE ROAD WILMINGTON DE 19809 6/30/12
1073 ADAMA ENGINEERING, INC. 33 THE HORSESHOE NEWARK DE 19711 6/30/12
2167 ADAMS, REHMANN & HEGGAN ASSOCIATES, INC. 850 S. WHITE HORSE PIKE P.O. BOX 579 HAMMONTOWN NJ 08037-2019 6/30/12
2880 ADEPTEVO, INC. 101 PINEWATER DR. HARBESON DE 19951 6/30/12
1027 ADTEK ENGINEERS, INC. 3251 OLD LEE HIGHWAY SUITE 405 FAIRFAX VA 22030 6/30/12
2759 Advanced Engineering, Inc. 5561 Pennell Road Media PA 19063 6/30/12
697 ADVANCED GEOSERVICES CORP. 1055 ANDREW DRIVE SUITE A WEST CHESTER PA 19380 6/30/12
2658 AEC Engineering, Inc. 15 South 5th Street, Su. 400 Minneapolis MI 55402 6/30/12
2501 AECOM TECHNICAL SERVICES, INC. 555 S. Flower Street, 37th Floor Los Angeles CA 90071 6/30/12
88 AECOM USA, INC. 605 THIRD AVENUE NEW YORK NY 10158 6/30/12
791 AECOM, INC. Attn: Lauren Nardone TWO TECHNOLOGY PARK DRIVE WESTFORD MA 01886 6/30/12
2869 AFFILIATED ENGINEERS, INC. P.O. BOX 5620 MADISON WI 53705 6/30/12
2818 AIR SYSTEMS ENGINEERING CO., INC. P.O. BOX 4124 GREENVILLE DE 19807 6/30/12
3210 Airport Design Consultants, Incorporated 10330 Old Columbia Road, Suite 104 Columbia MD 21046 6/30/12
2320 AKENS ENGINEERING ASSOCIATES, INC. 219 EAST MAIN STREET SHIREMANSTOWN PA 17011 6/30/12
3047 AKF GROUP LLC 1501 BROADWAY, SU. 700 NEW YORK NY 10036 6/30/12
2315 ALARM ENGINEERING, INC. 2204 WEST ZION ROAD SALISBURY MD 21801 6/30/12
431 ALBERT KAHN ASSOCIATES, INC. ALBERT KAHN BUILDING 7430 SECOND AVENUE DETROIT MI 48202-2798 6/30/12
3164 ALBRECHT ENGINEERING, INC. 3500 Boston Street, MS-12 Suite 329 BALTIMORE MD 21224 6/30/12
979 ALDERSON ENGINEERING, INC. 407 LAKESIDE DRIVE SOUTHAMPTON PA 18966 6/30/12
3217 ALFRED BENESCH & COMPANY PO BOX 1090 400 NORWEGIAN PLAZA POTTSVILLE PA 17901 6/30/12
2277 ALLEN & SHARIFF CORP. 7061 DEEPAGE DRIVE COLUMBIA MD 21045 6/30/12
3071 ALLIANCE ENGINEERING OF OREGON, INC. 2700 MARKET ST., NE SALEM OR 97301 6/30/12
2438 ALLIANCE STRUCTURAL ENGINEERS, INC. 12355 SUNRISE VALLEY DR., SU. 220 Reston VA 20191 6/30/12
2014 ALLIED DESIGN ARCHITECTURAL & ENGINEERING GROUP, P.C. 100 S. PERSHING P.O. BOX 110 MORTON IL 61550 6/30/12
2065 ALPHA CONSTRUCTION & ENGINEERING CORPORATION 21351 RIDGETOP CIRCLE SUITE 200 DULLES VA 20166 6/30/12
253 ALPHA ENGINEERING INC. P.O. BOX 669 BEAR DE 19701-0669 6/30/12
3186 ALSTOM POWER INC. 1409 CENTERPOINT BLVD. KNOXVILLE TN 37932 6/30/12
3046 ALTRAN SOLUTIONS CORP. CRANBURY PLAZA, #E 2525 ROUTE 130 SOUTH CRANBURY NJ 08512 6/30/12
2292 AMBROSE ENGINEERING, INC. W66 N215 COMMERCE CT. SUITE 100 CEDARBURG WI 53012 6/30/12
2984 AMDYNE CORPORATION 1362 MELLON ROAD, SU. 105 HANOVER MD 21076 6/30/12
2269 AMEC E & C SERVICES, INC. 1979 Lakeside Parkway, Suite 500 Tucker GA 30084 6/30/12
847 AMEC E&I, INC. 1105 LAKEWOOD PKWY. SUITE 300 ALPHARETTA GA 30009 6/30/12
2311 AMEC Environment & Infrastructure, Inc ONE PLYMOUTH MEETING MALL SUITE 850 PLYMOUTH MEETING PA 19462-1308 6/30/12
3006 Amer Industrial Technologies 100 Amer Rd., Bldg. 200 Wilmington DE 19809 6/30/12
3406 AMERESCO, INC. 111 SPEEN STREET, SU. 410 FARMINGHAM MA 01701 6/30/12
656 AMERICAN ENGINEERING & SURVEYING, INC. 224 East Main Street Elkton MD 21921 6/30/12
861 AMMANN & WHITNEY CONSULTING ENGINEERS, P.C. 96 MORTON STREET NEW YORK NY 10014 6/30/12
3108 AMSEC LLC 2829 GUARDIAN LANE VIRGINIA BEACH VA 23452 6/30/12
2535 ANDERSEN ENGINEERING ASSOCIATES, INC. 306 N. 5TH ST., 2ND FL. PERKASIE PA 18944 6/30/12
324 ANDREW W. BOOTH AND ASSOCIATES, INC. 1942 NORTHWOOD DRIVE SALISBURY MD 21801-7824 6/30/12
2827 Andrews, Hammock & Powell, Inc. 250 Charter Lane Suite 100 Macon GA 31210 6/30/12
834 ANHOLT TECHNOLOGIES, INC. 440 CHURCH ROAD AVONDALE PA 19311 6/30/12
2228 AON FIRE PROTECTION ENGINEERING CORP 1000 MILWAUKEE AVE., 5TH FL GLENVIEW IL 60025 6/30/12
2406 APD ENGINEERING & ARCHITECTURE, PLLC 615 FISHERS RUN VICTOR NY 14564 6/30/12
856 APEX ENGINEERING INCORPORATED 27 WEST MARKET STREET NEWPORT DE 19804 6/30/12
3420 APOGEE CONSULTING GROUP, P.A. 7330 CHAPEL HILL ROAD, SU. 202 RALEIGH NC 27607 6/30/12
3352 APPLEDORE MARINE ENGINEERING, INC. 600 STATE STREET, SU. E PORTSMOUTH NH 03801 6/30/12
699 APPLIED CONTROL ENGINEERING, INC. 700 CREEK VIEW ROAD NEWARK DE 19711 6/30/12
3094 APPLIED PAVEMENT TECHNOLOGY, INC. 115 W. MAIN ST., SU. 400 URBANA IL 61801 6/30/12
2362 APPLIED TECHNOLOGY & MANAGEMENT, INC. 5550 NW 111th BLVD. GAINESVILLE FL 32653 6/30/12
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