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)
4291 Buescher Frankenberg Associates, Inc. 103 Elm Street Washington MO 63090 09/30/25
3389 Hellmuth, Obata & Kassabaum, Inc. 10 South Broadway Ste. 200 St. Louis MO 63102 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
4751 David Mason & Associates, Inc. 800 South Vandeventer Ave St. Louis MO 63110 09/30/25
5057 Clayco Design & Engineering P.C. 2199 Innerbelt Business Center Drive St. Louis MO 63114 09/30/25
5163 iEng, LLC 1982 Innerbelt Business Center Dr St. Louis MO 63114 09/30/25
4764 Introba, Inc. 6 S. Old Orchard Ave Saint Louis MO 63119 09/30/25
5502 KADRIC ENGINEERING INC. 9922 Madaford Lane Affton MO 63123 09/30/25
4530 Solutions AEC, LLC 12970 MAURER INDUSTRIAL DR STE 200 SAINT LOUIS MO 63127 09/30/25
3226 Counsilman/Hunsaker & Associates, Inc. 12851 Manchester Road St Louis MO 63131 09/30/25
4700 YA Engineering Services, LLC 12851 Manchester Rd. #160 Des Peres MO 63131 09/30/25
4631 Murphy Company Mechanical Contractors and Engineers 1233 N. Price Road St. Louis MO 63132 09/30/25
2322 MECS, INC. 575 Maryville Centre Dr Ste 400 Saint Louis, MO 63141 09/30/25
2907 CASCO Diversified Corporation 12 Sunnen Drive, Suite 100 ST LOUIS MO 63143 09/30/25
3129 ARCHITECTURAL DESIGN GUILD 2710 SUTTON BLVD. ST. LOUIS MO 63143 09/30/25
2375 CODE CONSULTANTS, INC. 2043 WOODLAND PARKWAY, SU. 300 ST. LOUIS MO 63146 09/30/25
4661 EPS Engineering & Design Inc. 11960 Westline Industrial Dr Maryland Heights MO 63146 09/30/25
4744 Engineered Solutions, LLC 3368 Carriage Xing Saint Charles MO 63301-3220 09/30/25
4883 Knapp Engineering, LLC 89 Beringer Ct St Charles MO 63304 09/30/25