Automotive Economics Expert Witnesses

Steven S. Paul – Automotive, Commercial Vehicle, RV & Vehicle Appraisal Expert Witness

Steven S. Paul is an automotive and commercial vehicle expert witness with more than 30 years of experience in vehicle inspection, diagnostics, repair, appraisal, failure analysis, and litigation support. As owner and principal of TDT Vehicle Inspection Services, Inc., he provides expert witness and consulting services throughout the United States.

Mr. Paul has personally inspected more than 5,000 automobiles, trucks, buses, recreational vehicles, specialty vehicles, and pieces of equipment. He has prepared more than 1,000 expert reports, technical evaluations, appraisals, and litigation analyses.

His case experience includes automotive repair negligence and improper repairs; mechanical and component failures; dealer and repair facility misrepresentation; lemon law and breach of warranty claims; vehicle condition disputes; diminished value and vehicle valuation; classic, collector, and restored vehicles; commercial trucks and fleet maintenance; recreational vehicle defects; collision and structural repair; vehicle safety and roadworthiness; diagnostic procedures; and repair documentation.

Mr. Paul holds ASE Master Automobile Technician and ASE Master Medium/Heavy Truck Technician credentials, along with additional training in recreational vehicle inspection, structural collision repair, automotive appraisal, and vehicle inspection. His background includes extensive experience in automotive and heavy-duty vehicle repair and diagnostics, as well as instruction in automotive and heavy-duty diesel technology.

He assists attorneys with vehicle inspections, technical analysis, document and repair-invoice review, deposition preparation, expert reports, rebuttal analysis, and testimony.

Primary Areas of Expertise

Automotive and Vehicle Expert Witness
Automotive Repair and Mechanical Failure
Vehicle Failure Analysis and Diagnostics
Commercial Truck and Fleet Maintenance
RV Inspection and Defect Analysis
Lemon Law and Breach of Warranty
Dealer Misrepresentation
Vehicle Appraisal and Diminished Value
Fair Market and Actual Cash Value
Classic, Collector, and Restored Vehicles
Collision and Structural Repair
Repair Facility Standards
Vehicle Safety and Roadworthiness

Jack G. Cohen has been involved in the Automobile Industry for over 30 years, wholesaling and retailing, and running several dealerships and franchises. Mr. Cohen has been retained as an expert witness over 50 times since 2015. His services are available to attorneys representing both plaintiff and defendant. He consults with attorneys, dealers, consumers, and insurance companies. 

Areas of Expertise:

Steven Proto is a Nationwide Certified Auto Appraiser (IAAA Certified, USAAP compliant) with over 20 years of experience as an Auto Valuation Expert.

Mr. Proto's expertise is in Fraud Investigations, including diminished value, dealership practices, new and used auto transactions, prior accident damage detection, and vehicle valuations from a Corolla to a Ferrari. He currently serves as the GM of an Auto Auction, Auto Mediator Umpire and he establishes and maintains markets in automotive vehicles, appraising vehicles, and arbitration disputes for top tier auto franchises.

Litigation Support - Hired by Auto Manufacturer's, Top Tier Auctions, the D.O.J.  and qualified to testify in Federal/ State Court as an  Expert in Vehicle Valuation, Dealer Fraud, Dealer Business Practices, Wrongful Death, Tesla Repair process. He can assist in the discovery stage to ensure clients are able to document real damage or the bogus nature of fraudulent claims. Serves as an expert witnesses for both plaintiff and defendant. 

Steve Proto Automotive Mediator and Expert Witness

Areas of Expertise:

Nationwide Expert Witness and Case Preparation Services Provided For Litigation Involving Automobile Industry Standards & Practices, Specializing in Dealership Operation, Relating to Sales, Leasing, Finance, New & Used Cars, Service & Parts. Auto Industry Veteran Since 1978. 

Issues:

Los Angeles Business & Resale Licenses
Resume & References upon Request

Tristan Zadeh is an Automotive Technical Expert for lemon law, warranty denial, misdiagnosis, EV high-voltage battery disputes, undisclosed collision repair, and diminished value.

Former Rivian Level 4 Field Service Technician; Mercedes-Benz factory trained, nearly 4 years of daily XENTRY work; Stellantis and Mopar wiTECH training; a year of auto body, paint, and frame training. A decade in the industry. Consulting and testifying, plaintiff and defense. Salt Lake City; travel nationwide.