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    Biomechanical Engineering Biomedical Engineering & Sciences Building Sciences Chemical Engineering Chemistry Civil & Structural Engineering Electrical Engineering Fire Protection Engineering
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    Agriculture & Mining Construction - Commercial & Residential Structures - Crane & Aerial Devices Government Sector Insurance Life Sciences Manufacturing & Industrial - Electronics - Products - Chemical Processes
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  • Services

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    Accident Reconstruction Building Services - Fire Safety & Suppression - HVAC Systems - Plumbing Systems Catastrophe Response - Disaster Investigations - Storm Damage Investigation - Wildfire Investigations Construction Defect Investigations Defense Industry Support Failure Analysis Fire & Explosion Investigations - Origin & Cause Investigations Fuel Gas Odorant Analysis Geotechnical Investigations - Earth Movement - Dams & Embankments
    Intellectual Property Investigations Lab & Inspection Services - ESi Live Remote Inspections - Battery Cell Testing - Computed Tomography (CT) Scanning Materials Testing Medical Investigations Process Hazard Management Product Design & Analysis Recorded Data Recovery Risk Assessment and Mitigation - Rail Risk Management Safety Investigations Security Services Slip, Trip, & Fall Services Structural Analysis Visualization
  • Work

    Complex Problems. Clear Solutions. 


    SEE OUR WORK IN ACTION

    Recent Work

    Failure Analysis of Spray Polyurethane Foam (SPF) Insulation Uncovering the Truth Behind a Toy Archery Injury Large Diameter (5-feet) Corrugated HDPE Pipe Failure Analysis Railroad Paint System Failure Investigation Be Careful Walking the Dog: An Orthopedic Leg Brace Failure Chemical Compatibility Assessment of CPVC Fire Suppression Sprinkler Pipe
    Elevator Passenger Accelerations Study PVC Plastic threaded fitting failure analysis Advanced Benchtop Mini Cooler Development for Laboratory Applications Emergency Quality Investigation of COVID-19 PCR Tests Coating Failure Investigation Leads to Successful Mediation Motorcycle Accident Reconstruction - Puerto Rico
  • News

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    VIEW ALL ESi NEWS
    Event: ESi Omaha Lab Open House Event Event: ESi Webinar Event: First Sips of Summer at Meximodo! Andrew (Drew) Paris, PE, CFEI, CVFI, Joins Engineering Systems Inc. Event: ASME & SWE Joint Event
    Event: ESi's 2025 Science Fair Matthew Dick, PE, Appointed to Head of Rail Strategy and Development Event: ESi at the AREMA 2025 Annual Conference & Expo Research and Expert Testimony from ESi Leads to Nationwide Pool Recall ESi Experts Honored for Geotechnical Excellence
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Consultants

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Daniel K. Carabell

Regional Operations Manager, Senior Staff Consultant

R. Matthew Brach

Regional Operations Manager, Principal

Alexander E. McCulla

Regional Operations Manager, Senior Staff Consultant

Jeff D. Colwell

Regional Operations Manager, Principal

David A. Wilson

Regional Operations Manager, Senior Consultant

Charles A. Fox

Senior Director

Kimberly K. Cameron

Principal

Thomas J. Bajzek

Principal

Dennis B. Brickman

Principal

Jennifer E. Jirschefske

Senior Managing Consultant

Brad A. Lauritsen

Senior Consultant

Michael Cleary

Senior Consultant

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ESi at the AREMA 2025 Annual Conference & Expo

Home › News › ESi at the AREMA 2025 Annual Conference & Expo

We look forward to connecting with colleagues, clients, and peers in Indianapolis at the American Railway Engineering and Maintenance-of-Way Association's (AREMA) 2025 Annual Conference and Expo.

https://www.engsys.com/news/esi-at-the-arema-2025-annual-conference-expo/ • Updated 9/13/2025

Catastrophe Response

Home › Services › Catastrophe Response

When disaster strikes, we respond swiftly and deploy a tailored team with the technical skills and industry experience needed to help you navigate any crisis. Our experts span virtually every engineering discipline, bringing extensive knowledge across sectors like transportation, construction, energy, and industrial manufacturing.   

https://www.engsys.com/services/catastrophe-response/ • Updated 9/30/2025

Rail Risk Management

Home › Services › Risk Assessment and Mitigation › Rail Risk Management

At ESi, risk management is more than just mitigating losses. It’s about fostering a culture of safety, efficiency, and accountability. Our commitment to your preparedness includes risk management services developed by rail industry veterans with the experience and know-how needed to help reduce risk and ensure that you are well-prepared to respond in the event of an incident.  

https://www.engsys.com/services/risk-assessment-and-mitigation/rail-risk-management/ • Updated 12/9/2025

Recorded Data Recovery

Home › Services › Recorded Data Recovery

ESi's recorded data recovery capability brings together professionals who have extensive experience recovering, decoding and analyzing recorded data recovered from electronic recording devices.  This data provides clients with an unbiased perspective on the sequence of events before, during, and following an incident. 

https://www.engsys.com/services/recorded-data-recovery/ • Updated 9/30/2025

Contact

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Have a question or need expert support? With a nationwide footprint, ESi is ready to help.

https://www.engsys.com/contact/ • Updated 4/16/2025

Work & News

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ESi Opens a New Office in Denver

News

ESi Opens a New Office in Denver

How Smart is Your Seatbelt?

News

How Smart is Your Seatbelt?

New Fuel Gas Odorant Composition Analysis Program

News

New Fuel Gas Odorant Composition Analysis Program

ESi Honored with Nasuni "Visionary Award"

News

ESi Honored with Nasuni "Visionary Award"


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ESi solves challenging technical problems through multidisciplinary collaboration and delivers actionable insights you can trust. As a forensic engineering and technical consulting firm, ESi brings together the right mix of technical expertise and in-depth industry experience to understand the unique needs of our clients and deliver practical, high-value services.

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