• Company
  • Expertise
  • People
  • Work
  • Insight
  • Contact
  • Company
  • Expertise
  • People
  • Work
  • Insight
  • Contact
Find an expert

Company

About Us

We are one of the most respected forensic building consultants in the country. See why we are leaders.

  • Senior Leadership

Areas of Focus

We are deeply invested in three specialties to give you top service in every aspect of building performance.

  • Building Enclosure Consulting
  • Engineering Solution
  • Laboratory & Field Testing

Careers

Seeking a firm with a solid foundation that embraces innovation? Find out more about our culture of expertise.

Find an expert

Expertise

Specialties

We are deeply invested in three specialties to give you top service in every aspect of building performance.

  • Building Enclosure Consulting
  • Engineering Solution
  • Laboratory & Field Testing

Services

From experts witness testimony and BECx to intensive building failure analysis, we align our services with your needs.

  • Construction Consulting
  • Litigation Consulting
  • Investigation
  • Historic Renovation
  • Condition Assessment
  • Repair & Renovation Design
  • Failure Analysis
  • Design & Peer Review
  • Building Enclosure Commissioning
Find an expert

People

Senior Leadership

Meet the senior leaders at RRJ who are part of each and every project.

View Our Team

Our solutions are powered by the best people. We have the expert you need.

Find an expert

Work

Markets

See what markets and building types we serve.

Projects

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

Find an expert

Insight

News

Find out what’s happening.

Events

See where we contribute.

Publications

Learn why we are thought leaders

Find an expert
Find an expert

Company

About Us

We are one of the most respected forensic building consultants in the country. See why we are leaders.

  • Senior Leadership

Areas of Focus

We are deeply invested in three specialties to give you top service in every aspect of building performance.

  • Building Enclosure Consulting
  • Engineering Solution
  • Laboratory & Field Testing

Careers

Seeking a firm with a solid foundation that embraces innovation? Find out more about our culture of expertise.

Expertise

Specialties

We are deeply invested in three specialties to give you top service in every aspect of building performance.

  • Building Enclosure Consulting
  • Engineering Solution
  • Laboratory & Field Testing

Services

From experts witness testimony and BECx to intensive building failure analysis, we align our services with your needs.

  • Construction Consulting
  • Litigation Consulting
  • Investigation
  • Historic Renovation
  • Condition Assessment
  • Repair & Renovation Design
  • Failure Analysis
  • Design & Peer Review
  • Building Enclosure Commissioning

People

Senior Leadership

Meet the senior leaders at RRJ who are part of each and every project.

View Our Team

Our solutions are powered by the best people. We have the expert you need.

Work

Markets

See what markets and building types we serve.

Projects

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

Insight

News

Find out what’s happening.

Events

See where we contribute.

Publications

Learn why we are thought leaders

Back
02-20-23

This Week is National Engineers Week!


https://rrj.com/wp-content/uploads/2023/02/National-Engineering_Final.mp4

 

This week is National Engineers Week! RRJ celebrates all engineers who shape our world and inspire future generations of professional engineers.


  • ASTM committee chairman, Kurt Hoigard, presents Charles Muehlbauer the Daniel Kessler Award
  • Congratulations to Demetria Boatwright, S.E., P.E. for becoming an Illinois Licensed Structural Engineer
  • Many thanks to Moderator Ron Williams for pulling together the expert panel comprised of Kurt Hoigard and others at the 2022 Construction SuperConference
  • RRJ is Pleased to Announce That Lurita McIntosh Blank Has Joined the RRJ Ownership Team as an Equity Principal
  • CAI 41st Annual IL Condo-HOA Conference & Expo at the Donald E. Stephens Convention Center in Rosemont, Illinois

Stay in touch

Home

About

Careers

Specialties

Services

Markets

Projects

 

View our Team

Find an expert

 

News

Events

Publications

About Us

  • Senior Leadership

Careers

  • Job Openings

Specialties

  • Building Enclosures
  • Engineering Solutions
  • Lab & Field Testing

Services

  • Construction Consulting
  • Litigation Consulting
  • Investigation
  • Historic Renovation
  • Condition Assessment
  • Repair & Renovation Design
  • Failure Analysis
  • Design & Peer Review
  • Building Enclosure Commissioning

Senior Leadership

View our Team

Markets

Projects

News

Events

Publications

Contact

Corporate office
500 Joliet Road
Suite 200
Willowbrook, IL 60527

Questions?
Call 630 325 6160

Find an expert

©2023 Raths, Raths & Johnson, Inc. All rights reserved. Privacy Policy