Expertise
- - Services
    Engineering
    
    Bridge Engineering
    
    Construction Engineering
    
    Fire Protection and Life Safety
    
    Geotechnical and Geological
    
    Heavy Movable Structures
    
    Materials Engineering
    
    Metallurgy and Applied Mechanics
    
    Seismic Engineering
    
    Structural Engineering
    
    Architecture
    
    Architectural Finishes and Materials
    
    Building Enclosures
    
    Building Science
    
    Enclosure Commissioning
    
    Historic Preservation
    
    Laboratory
    
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    Product Development, Evaluation, and Testing
    
    Research
    
    Structural Load and Fatigue Testing
    
    Field
    
    Building Enclosure Testing
    
    Condition Evaluation
    
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    Difficult Access and Drone Survey
    
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    Nondestructive Evaluation
    
    Structural Load Testing
    
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    Failure and Damage Investigation
    
    Litigation Consulting
    
    Design
    
    Design-Build
    
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    Repair and Rehabilitation
    
    Systems and Components
  - Markets
    Clients from markets and industries across the built world rely on our interdisciplinary team of engineers, architects, and materials scientists to develop an all-around understanding of their needs, provide expert consultation on available options, and develop solutions that deliver lasting value.
    Buildings
    
    Construction
    
    Energy
    
    Industrial
    
    Infrastructure
    
    Insurance
    
    Testing and Research
  - Laboratories
    Our extensive in-house laboratory and testing capabilities are second to none. With laboratories in our Austin and Cleveland offices as well as a 70,000-square-foot state-of-the-art testing and applied research facility at our Northbrook, Illinois, headquarters, we have the advanced testing and forensic capabilities to solve virtually any problem related to structures, construction materials, or manufactured components.
  - People
    We strive to make a positive difference in the world by consistently setting the standard in every key aspect of our business, starting with the extraordinary people we employ. Connect directly with an expert on our team.
  - Sustainable Solutions
    WJE is committed to sustainability in construction, applying a long-term lens to materials selection, performance testing, systems integration, repair design, and conservation.
Projects
- - SEARCH FOR
    WJE PROJECTS
    Our team has investigated, tested, and innovated on more than 175,000 projects involving almost every type of construction material, structural system, and manufactured component. We take a hands-on, empirical, and investigative approach to every assignment. Although materials, technologies, and structures change, our basic philosophy doesn’t. Founder Jack Janney’s advice to “ask the structure” continues to guide our project work today.
Knowledge
- - Articles
    We’re passionate about our work and believe it is our responsibility to share our experiences and lessons learned for the enrichment of our clients and the advancement of our industry. We hope you learn something new that helps you better understand and address a challenge you face in your own work.
  - Webinars
    We regularly host webinars on interesting topics and challenges related to the built world. We encourage you to search through our library for subjects of interest to you. Watch, listen, and share with others.
  - Videos
    Experience our capabilities, project work, laboratories, and company culture as told by our staff and clients in this selection of videos.
  - Presentations
    Our professionals are leaders in key industry organizations and technical committees and regularly contribute to the ongoing dialogue of the built world at conferences and other educational forums. Check back soon to see where our experts will be speaking next.
  - Websites
    Learn the “what” and “why” and “when” of facade and seismic ordinances in various cities throughout the United States, as well as our recent efforts with sustainable (low carbon) concrete.
    
    SustainableConcrete.com
    
    FacadeOrdinance.com
    
    SeismicOrdinances.com
Careers
- - Careers at WJE
    A career at WJE means working alongside industry gurus to solve the most significant, interesting, and challenging problems of the built world. Whether you'd bring years of experience to our team or you're just out of school, a career at WJE may be the right choice for you.
  - Job Openings
  - Benefits
  - FAQ
Offices
- - OFFICES
    With hundreds of professionals in North America and Europe, WJE can respond quickly to assignments around the world. No matter where you are, we can help.
    AMERICAS
    
    Atlanta
    
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    Northbrook (Global HQ)
    
    Philadelphia
    
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    Princeton
    
    Raleigh
    
    San Antonio
    
    San Diego
    
    San Francisco
    
    Seattle
    
    South Florida
    
    Washington, DC
    
    EUROPE
    
    London

News

WJE Video Receives IABC 2025 Gold Quill Award of Merit and SMPS Chicago Award

Our founder Jack Janney believed the future of WJE was and is limitless. Every day, our 800 employees strive to carry forward that legacy and vision in the work we do for our clients.

Wiss, Janney, Elstner Associates is committed to helping our clients solve, repair, and avoid problems in the built world. Supported by unparalleled laboratory and field testing capabilities, our team of engineers, architects, and materials scientists brings an enthusiasm for problem solving and a hands-on technical approach to every challenge.

Ask the Structure and Solutions for the Built World are trademarks of Wiss, Janney, Elstner Associates, Inc.

© COPYRIGHT WISS, JANNEY, ELSTNER ASSOCIATES, INC., NORTHBROOK, ILLINOIS. ALL RIGHTS RESERVED.

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WJE Video Receives IABC 2025 Gold Quill Award of Merit and SMPS Chicago Award

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