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)
4631 Murphy Company Mechanical Contractors and Engineers 1233 N. Price Road St. Louis MO 63132 09/30/24
3226 Counsilman/Hunsaker & Associates, Inc. 12851 Manchester Road St Louis MO 63131 09/30/24
4700 YA Engineering Services, LLC 12851 Manchester Rd. #160 Des Peres MO 63131 09/30/24
4530 Solutions AEC, LLC 12970 MAURER INDUSTRIAL DR STE 200 SAINT LOUIS MO 63127 09/30/24
4764 Introba, Inc. 6 S. Old Orchard Ave Saint Louis MO 63119 09/30/24
5057 Clayco Design & Engineering P.C. 2199 Innerbelt Business Center Drive St. Louis MO 63114 09/30/24
5163 iEng, LLC 1982 Innerbelt Business Center Dr St. Louis MO 63114 09/30/24
4751 David Mason & Associates, Inc. 800 South Vandeventer Ave St. Louis MO 63110 09/30/24
2064 COMMONWEALTH ASSOCIATES, INC. CT Corp c/o CT-Bl Dept 120 S. Central Ave, Suite 350 Clayton MO 63105 09/30/24
2789 JACOBS ENGINEERING, INC. c/o CT-BL 120 S. Central Ave Ste 350 Clayton MO 63105 09/30/24
350 JACOBS ENGINEERING GROUP INC. c/o CT-BL 120 S. Central Ave Ste 350 Clayton MO 63105 09/30/24
36 CH2M HILL, INC. c/o CT-BL 120 S. Central Ave Ste 350 Clayton MO 63105 09/30/24
2911 ENVIRONMENTAL SYSTEMS DESIGN, LLC 120 S. Central Ave, Ste 350 Clayton MO 63105 09/30/24
3867 Arup Texas Inc. 120 S. Central Ave, Ste 350 Clayton MO 63105 09/30/24
4072 CH2M HILL Engineers, Inc. c/o CT-BL 120 S. Central Ave, Ste 350 Clayton MO 63105 09/30/24
4718 Constellation Energy Solutions, LLC 120 S. Central Ave., Ste 350 Clayton MO 63105 09/30/24
3389 Hellmuth, Obata & Kassabaum, Inc. 10 South Broadway Ste. 200 St. Louis MO 63102 09/30/24
4291 Buescher Frankenberg Associates, Inc. 103 Elm Street Washington MO 63090 09/30/24
3963 G&W Engineering Corporation 138 Weldon Parkway Maryland Heights MO 63043-3102 09/30/24
4780 Westport Pools 156 WELDON PARKWAY Maryland Heights MO 63043 09/30/24
4102 Sachs Electric Company 1572 Larkin Williams Road Fenton MO 63026 09/30/24
4486 Case Engineering, Inc. 796 Merus Ct Fenton MO 63026 09/30/24
2400 MITEK Inc. D/B/A MiTek USA 16023 Swingley Ridge Road CHESTERFIELD MO 63017 09/30/24
3892 NEWGROUND INTERNATIONAL, INC. 15450 SOUTH OUTER FORTY DRIVE, #300 CHESTERFIELD MO 63017 09/30/24
792 CORRPRO COMPANIES, INC. 580 Goddard Ave. Chesterfield MO 63005 09/30/24