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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.
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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.

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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.

Projects
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    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
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    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.
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  - 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. Find out if your building is affected, what upgrades may be required, and relevant deadlines for compliance.
    
    FACADEORDINANCE.COM
    
    SEISMICORDINANCES.COM
Careers
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    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.
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    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.
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NEWS | August 18, 2023

Rzeznik Appointed to New York City Advisory Committee

Associate Principal Mike Rzeznik has been appointed to serve as a public member of the Special Inspections Advisory Committee of the New York City Department of Buildings Construction Code Revision Committee. The Department of Buildings has organized a series of committees to assist with drafting revisions to the city's codes and review materials related to the development of the Existing Building Code, which will govern alterations to existing buildings.

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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NEWS | August 18, 2023

Rzeznik Appointed to New York City Advisory Committee

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NEWS | August 18, 2023

Rzeznik Appointed to New York City Advisory Committee

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