CNA Consulting Engineers
Civil EngineeringMinnesota, United States2-10 Employees
CNA Consulting Engineers is a small civil and mining engineering firm based in Minneapolis, Minnesota. It provides services for projects built in, on, or using soil and rock materials, covering the full project life cycle from conceptualization through maintenance and rehabilitation. With a three-decade track record, the firm has completed local, national, and international projects and maintains relationships with satisfied clients. The company’s work encompasses underground transportation facilities, occupied underground spaces, utility tunnels, infrastructure evaluation, and geostructural research and evaluation. CNA specializes in the design of inhabited underground space and often serves as project leader and coordinator for such projects, frequently partnering with other firms to provide disciplines like mechanical, electrical, fire protection, and life safety. In July 2025, TKDA announced the acquisition of CNA Consulting Engineers.