Raths, Raths & Johnson's Chicago Office is located in the heart of the downtown business district

RRJ has been serving clients for over 50 years in Chicago providing engineering and architectural consulting expertise in the evaluation, investigation, testing, and repair design of commercial buildings, residential high-rise towers, hospitals, university buildings, parking garages, bridges, and transit infrastructure.

Ongoing Projects

Chicago Transit Authority | 95th Street Terminal Improvement
Quality Assurance Consulting | Field Testing

600 North Lake Shore Drive 
Engineering | Enclosure Consulting

University of Illinois at Chicago | University Hall Exterior Restoration
Construction Consulting | Testing