Expert Witness/Litigation Support

AGR Police Practice Group, LLC

Chief Chet Epperson (Ret.)

(815) 703-7421

Chief Epperson is a law enforcement veteran with thirty-eight (38) years of active service. He served with the Rockford Police Department for 33 years and the last 9.5 years as chief. He serves as an expert witness and litigation consultant regarding matters of police/jail practices. Chief Epperson serves as a Federal District Court Appointed Monitor, working with two Police Consent Decree Monitoring Teams. Chief Epperson provides the following expertise: police/jail use of force, police officer-involved shootings, excessive use of force complaints, police complaint investigations, deadly force, internal investigations, police policy practices, police tactics, arrests, and risk management.


Autopsy Service in Illinois - $2000 per Case

Expert Service for Forensic Medicine - Case Review and Expert Witness


Shiping Bao, MD

Licensed Physician and Certified Forensic Pathologist

A proven expert witness in court for defense teams in infant death, suspicious asphyxia death, and accused physical assaults.
Case reviews and court news will be provided upon request.
  • Certified by The American Board of Pathology in Anatomic, Clinical and Forensic Pathology.
  • Office and autopsy suite in Urbana, Champaign County, Illinois.

Carl T. Chenoweth, P.E.

Civil Engineering Consultant

1213 N. Sherman Avenue #297
(800) 644-1549

Residential / Commercial / Industrial


Over 40 years of experience as a Civil/Construction Engineer in the planning, engineering and construction quality assurance of Residential, Commercial, Industrial building site development and infrastructure repair/maintenance projects. I have extensive engineering and construction expertise in identifying and resolving defective earthwork/grading methods, storm water drainage and erosion control practices, concrete driveway and sidewalk installations; asphalt pavement and parking lot maintenance; water and sewer utility infrastructure construction.

  • Building Site Construction & Maintenance Defects
  • Asphalt/Concrete Pavement Structural Failures
  • Stormwater Drainage & Erosion Damages

Coenen, Tracy L., CPA, CFF

Sequence Inc. Forensic Accounting


Certified Public Accountant licensed in Illinois and Wisconsin. Certified in Financial Forensics.

Tracy Coenen practices exclusively in the area of forensic accounting, and has completed several hundred financial investigations and fraud examinations. She has testified in numerous depositions and trials, and specializes in the following types of engagements:

  • Divorce and Family Law
  • Damage Calculations
  • Financial Statement Fraud
  • Embezzlement and Corporate Fraud
  • Insurance Fraud
  • Tax Fraud Defense
  • White Collar Criminal Defense
  • Expert Witness Testimony

Round Table Group

(312) 620-1175

Want to make sure you have a great expert witness team? 

Round Table Group has worked with every AmLaw 100 firm and performed more than 50,000 expert searches in the past quarter century.  With over 10 years average experience in the industry, our expert witness services managers have strong relationships with, and continue to recruit, the best professionals in all industries.

We make it easy for you to have unrivaled expert witnesses every time, so you can focus your energy on championing your clients.  Call us… We’re the Experts on Experts! ®