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.
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