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About
Overview
Staff
Board of Directors
Values
Contact Us
Membership
Why TMA?
Our Members
Join the Community
Member Directory
Partners
Benefits
Community
>
Online Communities
>
Business Connect
Information
>
TMA News
Training
>
Related Theory Apprentice Training
Manufacturing Leadership Program (MLP)
Class Calendar
Resources
>
Insurance Services
Advocacy
Contact Us
Member Login
100
Wiss, Janney, Elstner Associates, Inc.
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Wiss, Janney, Elstner Associates, Inc.
330 Pfingsten Rd
Northbrook
,
IL
60062
|
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Nikolaos Pitas, PE
(847) 272-7400
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SIC:
8711
NAICS:
541330
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Solutions for the Built World
Wiss, Janney, Elstner Associates (WJE), is a global firm of engineers, architects, and materials scientists committed to helping solve, repair, and avoid problems in the built world. Since 1956, our applied experience from more than 175,000 projects and our state-of-the-art laboratory and testing facilities have made WJE a leader in providing innovative yet practical solutions to the clients we serve.
Mitigating risks that could damage production and minimizing downtime for manufacturing equipment are critical for
improving safety, increasing productivity,
and
maximizing industrial operations.
Using risk-based inspection methodologies, our engineers and materials scientists protect the integrity of manufacturing systems and facilities as well as other industrial applications at all stages of the life cycle, ensuring continuation of service and cost-effectiveness.
Helping clients solve, repair, and avoid problems in the built world.
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
Materials Evaluation and Testing
Product Development, Evaluation, and Testing
Research
Structural Load and Fatigue Testing
Field
Building Enclosure Testing
Condition Evaluation
Construction Observation and Troubleshooting
Difficult Access and Drone Survey
Instrumentation and Monitoring
Nondestructive Evaluation
Structural Load Testing
Forensics
Failure and Damage Investigation
Litigation Consulting
Design
Design-Build
Design Review
Repair and Rehabilitation
Systems and Components
Products and Services
Our interdisciplinary team of engineers, architects, and materials scientists apply unmatched technical expertise - from structural failures to building enclosures to ground-breaking materials research - and delivers practical, innovative, and technically sound solutions.
Member Since: 2025
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(
Date
:
4/1/2026
)