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)
4751 David Mason & Associates, Inc. 800 South Vandeventer Ave St. Louis MO 63110 09/30/25
2789 JACOBS ENGINEERING, INC. c/o CT-BL 120 S. Central Ave Ste 400 Clayton MO 63105 09/30/25
350 JACOBS ENGINEERING GROUP INC. c/o CT-BL 120 S. Central Ave Ste 400 Clayton MO 63105 09/30/25
36 CH2M HILL, INC. c/o CT-BL 120 S. Central Ave Ste 400 Clayton MO 63105 09/30/25
2586 SYSTRA Consulting, Inc. 120 S. Central Ave., Suite 400 Clayton MO 63105 09/30/25
3195 Shannon & Wilson, Inc. 120 S. Central Ave., Suite 400 Clayton MO 63105 09/30/25
4072 CH2M HILL Engineers, Inc. c/o CT-BL 120 S. Central Ave, Ste 400 Clayton MO 63105 09/30/25
4718 Constellation Energy Solutions, LLC 120 S. Central Ave., Ste 400 Clayton MO 63105 09/30/25
3389 Hellmuth, Obata & Kassabaum, Inc. 10 South Broadway Ste. 200 St. Louis MO 63102 09/30/25
4291 Buescher Frankenberg Associates, Inc. 103 Elm Street Washington MO 63090 09/30/25
3963 G&W Engineering Corporation 138 Weldon Parkway Maryland Heights MO 63043-3102 09/30/25
4780 Westport Pools, Inc. dba Landmark Aquatic 156 WELDON PARKWAY Maryland Heights MO 63043 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
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
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
2067 HANSON PROFESSIONAL SERVICES INC. 1525 S. Sixth St. Springfield IL 62703 09/30/25
3094 APPLIED PAVEMENT TECHNOLOGY, INC. 115 W. MAIN ST., SU. 400 URBANA IL 61801 09/30/25
3166 ROHN PRODUCTS, LLC #1 FAIRHOLM AVENUE PEORIA IL 61603 09/30/25
2014 ALLIED DESIGN ARCHITECTURAL & ENGINEERING GROUP, P.C. 100 S. PERSHING P.O. BOX 110 MORTON IL 61550 09/30/25
5269 IMEG Consultants Corp 623 26th Ave Rock Island IL 61201 09/30/25
5565 SUBSTATION ENGINEERING SOLUTIONS LLC 6600 N Lincoln Ave, Suite 412 LINCOLNWOOD IL 60712 09/30/25