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Andrew Thomas
A
Andrew Thomas
Accepting select engagements

ACTAR Accredited Traffic Crash Reconstructionist & Owner, Collision Analytics LLC

Andrew W. Thomas brings 15 years of law enforcement experience and over 1,500 hours of specialized training to crash reconstruction and investigation for attorneys and insurers throughout the Midwestern United States.

Daubert-tested
Reports and depositions
15+
Years of Experience
80+
Major Crashes as Lead Investigator
180+
Major Incidents Investigated
~400
Persons Involved in Investigated Incidents
250+
Vehicles Involved in Investigated Incidents
1,500+
Hours of Specialized Training
Practice

Areas of Expertise

01

Traffic Crash Reconstruction

02

Crash Investigation

03

Heavy Vehicle Crash Reconstruction

04

Pedestrian & Bicycle Crash Reconstruction

05

Motorcycle Crash Reconstruction

06

Event Data Recorder (EDR) Analysis

07

Crash Data Retrieval

08

Photogrammetry

09

Commercial Vehicle Enforcement

10

Cellular Site Analysis

11

Human Factors Analysis

12

Unmanned Aircraft Systems (UAS) Investigation

Engagements

Representative Case Experience

Multi-Vehicle Fatal Crash Investigation — Unincorporated McHenry County

Served as lead investigator on one of over 80 major crash investigations during tenure with the McHenry County Sheriff's Office Major Crash Investigation Unit, overseeing a team of six reconstructionists and seven investigators.

Lead Investigator

Heavy Vehicle Collision Reconstruction — Commercial Truck Involved

Investigated crashes involving heavy vehicles, including commercial trucks, farming implements, and trains, applying EDR data retrieval, brake system analysis, and commercial vehicle enforcement expertise.

Lead Investigator / Reconstructionist

Pedestrian & Bicycle Fatal Crash Reconstruction

Applied pedestrian and bicycle crash reconstruction methodologies, photogrammetry, and human factors analysis to determine causation in complex pedestrian and cyclist fatality cases.

Reconstructionist

Motorcycle Crash Reconstruction

Reconstructed motorcycle collisions drawing on direct experience as a law enforcement motorcycle officer, specialized training in motorcycle dynamics, and EDR and video evidence analysis.

Reconstructionist

Crash Data Retrieval & Electronic Evidence Analysis

Retrieved and analyzed event data recorder (EDR) data from light and heavy vehicles, including ADAS and telematics systems, to establish pre-crash vehicle behavior and speeds for use in litigation.

Consulting Expert / Reconstructionist

Cellular Site Analysis in Traffic Crash Investigation

Integrated cellular site analysis and mobile device evidence with physical crash scene evidence to assess driver distraction and reconstruct vehicle movements prior to impact.

Consulting Expert
Engagement

Frequently Asked Questions

Andrew handles a broad spectrum of crash types, including light vehicle, heavy commercial vehicle, motorcycle, pedestrian, and bicycle collisions. His experience spans rural county roads to complex multi-vehicle incidents involving trains, off-road vehicles, and farming implements.

Yes — through Collision Analytics LLC, Andrew is available for rapid response to collision scenes and involved vehicles throughout the Midwestern United States. Early scene response is critical to preserving physical and electronic evidence.

Andrew employs photogrammetry (Pix4D certified), 3D laser scanning, UAV/drone aerial imaging, crash data retrieval tools, and digital video analysis software to document scenes and analyze evidence. His methodology integrates both physical and electronic evidence from light and heavy vehicles.

Yes — Andrew holds certifications in Crash Data Retrieval and has completed extensive specialized training in both light vehicle and heavy vehicle EDR analysis, including ADAS systems, infotainment data, and telematics. He is a Crash Data Retrieval Specialist certified through the Collision Safety Institute.

Andrew is both a consulting and testifying expert. He is ACTAR Accredited (#2828), holds an Illinois Crash Reconstruction Specialist certification, and is a licensed private detective in Illinois, supporting his role in legal proceedings.

Andrew is an adjunct instructor at Northwestern University's Center for Public Safety, where he has taught crash investigation and reconstruction courses across the U.S. and Canada since 2016. He has also presented at numerous national and international conferences and contributed to curriculum development, including a special assignment for the National Road Safety Centre in Saudi Arabia.

Ready to Discuss Your Case?

Andrew W. Thomas provides authoritative crash reconstruction analysis and expert testimony for attorneys and insurers throughout the Midwestern United States. Contact Collision Analytics LLC to request a confidential case consultation.

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