Civil Engineers & Constructors, LLC
Engineers, Aggregates, Paving/General Contractors, Concrete, Consultants, Dakota Valley Business Council Members, Environmental/Testing, General Contractors, Safety, Sewer & Waste, Surveying
310 N. Derby Ln., No. 195
North Sioux City, SD 57049
7125770840
8669902242
Take Exit 1 off I29 into Dakota Dunes. Right on Two Rivers Drive and then right again on Stevens Point Drive.
Office Hours M-F 8 am to 5 pm
who to contact
Ryan Callaghan
Principal
Phone:(866) 990-2242 
Fax:(866) 990-8676 
Send an Email

Tim Lamprecht
Sheri L. Young
Corporate Secretary/Project Coordinator
Phone:(866) 990-2242 
Fax:(866) 990-8676 
Send an Email

Civil Engineers & Constructors, LLC

Engineers | Aggregates, Paving/General Contractors | Concrete | Consultants | Dakota Valley Business Council Members | Environmental/Testing | General Contractors | Safety | Sewer & Waste | Surveying
about us
CEC is a hybrid engineering / construction management firm providing services throughout the upper Midwest. CEC works for private owners, contractors, and government, both as engineer and contractor.