We are one of the most respected forensic building consultants in the country. See why we are leaders.
We are deeply invested in three specialties to give you top service in every aspect of building performance.
Seeking a firm with a solid foundation that embraces innovation? Find out more about our culture of expertise.
We are deeply invested in three specialties to give you top service in every aspect of building performance.
From expert witness testimony and BECx to intensive building failure analysis, we align our services with your needs.
See what markets and building types we serve.
Find out how we have solved problems just like yours.
RRJ takes complex things and makes them simple.
Sarah Bader, IIDA, LEED® AP, Principal
Representative in Japan, Gensler
Join RRJ Principal Patrick Reicher, S.E., REWC and other industry professionals as Patrick presents the “IIBEC Roof System Thermal and Moisture Design Seminar” sponsored by the Chicago Area Chapter. For more information about the course and to register, visit the link below.
