Expert Witness

Proven Engineering Authority in High-Stakes Energy Litigation

Trent Markell, P.E., Founder and Principal of PF Engineers, brings over 35 years of global engineering experience in power generation, biofuels, and turbomachinery to deliver objective expert testimony, written reports, and technical counsel.

He serves as an expert witness in complex energy litigation, regulatory proceedings, and high-stakes commercial disputes—providing the clear, scientifically sound, and defensible technical analysis essential when outcomes are on the line.

Proven Experience

  • U.S. Federal Court and Department of Justice - Sworn expert witness in the Court of Federal Claims for high-value tax incentive and valuation disputes (Treasury Section 1603).
  • State Utility Commissions - Provided technical testimony and facility evaluations for regulatory bodies, including the Colorado Public Utilities Commission and the National Electric Power Regulatory Authority of Pakistan.
  • Arbitration and Commercial Litigation - Technical expert for law firms in contract breaches, post-acquisition disputes, and warranty claims.

Core Practice Areas

  • Tax Grant and Asset Valuation - Capital cost evaluations, basis allocations, and useful life determinations.
  • Failure and Performance Analysis - Forensic engineering evaluation of equipment failures, forced outages, and system degradation across gas, biomass, fuel cell, and turbomachinery assets.
  • Contract and Warranty Disputes - Technical review of EPC contracts, O&M agreements, and performance guarantee shortfalls.