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Firm
License
Firm Name Address City State Zip Expiration Date
(mm/yy)
2518 KLEIN AND HOFFMAN, INC. 150 S. WACKER DRIVE SUITE 1900 CHICAGO IL 60606 09/30/25
4501 NAYYAR & NAYYAR INTERNATIONAL, P.C. 223 W Jackson Blvd, Suite 802 CHICAGO IL 60606 09/30/25
2153 GREELEY AND HANSEN LLC 100 S. WACKER DRIVE SUITE 1400 CHICAGO IL 60606-4004 09/30/25
4238 HBK Engineering, LLC 921 W. Van Buren Chicago IL 60607 09/30/25
5488 TGRWA, LLC 600 W Van Buren St Ste 900 Chicago IL 60607 09/30/25
5372 Amped I LLC 1801 West Warner Avenue, Suite 300 Chicago IL 60613 09/30/25
5336 Nest Builders Inc dba dbHMS 306 W Erie St Suite 600 Chicago IL 60654 09/30/25
2503 A. EPSTEIN & SONS INT`L, INC. 600 W. FULTON STREET CHICAGO IL 60661 09/30/25
2047 COLLINS ENGINEERS, INC. 550 W. Jackson Suite 1200 CHICAGO IL 60661 09/30/25
4379 Primera Engineers, Ltd. 550 W. Jackson Blvd, Suite 600 Chicago IL 60661 09/30/25
5565 SUBSTATION ENGINEERING SOLUTIONS LLC 6600 N Lincoln Ave, Suite 412 LINCOLNWOOD IL 60712 09/30/25
5269 IMEG Consultants Corp 623 26th Ave Rock Island IL 61201 09/30/25
2014 ALLIED DESIGN ARCHITECTURAL & ENGINEERING GROUP, P.C. 100 S. PERSHING P.O. BOX 110 MORTON IL 61550 09/30/25
3166 ROHN PRODUCTS, LLC #1 FAIRHOLM AVENUE PEORIA IL 61603 09/30/25
3094 APPLIED PAVEMENT TECHNOLOGY, INC. 115 W. MAIN ST., SU. 400 URBANA IL 61801 09/30/25
2067 HANSON PROFESSIONAL SERVICES INC. 1525 S. Sixth St. Springfield IL 62703 09/30/25
792 CORRPRO COMPANIES, INC. 580 Goddard Ave. Chesterfield MO 63005 09/30/25
3546 SSC Engineering, Inc. 18207 Edison Avenue Chesterfield MO 63005 09/30/25
3994 Stock & Associates Consulting Engineers, Inc. 257 Chesterfield Business Pkwy Chesterfield MO 63005 09/30/25
2400 MITEK Inc. D/B/A MiTek USA 16023 Swingley Ridge Road CHESTERFIELD MO 63017 09/30/25
5575 The Engenuity, LLC 16305 Swingley Ridge Rd, Suite 100 CHESTERFIELD MO 63017 09/30/25
4102 Sachs Electric Company 1572 Larkin Williams Road Fenton MO 63026 09/30/25
4486 Case Engineering, Inc. 796 Merus Ct Fenton MO 63026 09/30/25
4780 Westport Pools, Inc. dba Landmark Aquatic 156 WELDON PARKWAY Maryland Heights MO 63043 09/30/25
3963 G&W Engineering Corporation 138 Weldon Parkway Maryland Heights MO 63043-3102 09/30/25