Civil Engineers & Constructors, LLC
Engineers, Consultants, Specialty, Sewer & Waste, Concrete, Safety, General Contractors, Environmental/Testing, Surveying, Aggregates, Paving/General Contractors
310 N. Derby Ln., No. 195
North Sioux City, SD 57049
7125770840
8669902242
who to contact
Ryan Callaghan
Principal
Phone:(866) 990-2242 
Fax:(866) 990-8676 
Send an Email

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

Civil Engineers & Constructors, LLC

Engineers | Consultants | Specialty | Sewer & Waste | Concrete | Safety | General Contractors | Environmental/Testing | Surveying | Aggregates, Paving/General Contractors
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.