Forensic accounting and business damages expert Witnesses
Clear analysis of financial, accounting, and economic issues for counsel, deposition, and trial. Senior partners with decades of testimony experience in complex commercial litigation.
About Us
Depth of experience that informs every opinion
Forensic accounting, damages quantification, and valuation
Barbara C. Luna and John S. Luna are Senior Partners at White Zuckerman Warsavsky Luna & Hunt, serving as forensic accounting, damages, and valuation expert witnesses in business and personal injury litigation and bankruptcy matters. Dr. Luna has more than forty-five years of experience analyzing and testifying in financial, accounting, economic, business, real estate, fraud investigation, and valuation issues relating to liability and damages. Mr. Luna specializes in damage quantification, forensic accounting, fraud investigation, and valuation in commercial litigation and has testified in trials and arbitrations. Together they bring prior Big 4 accounting experience and advanced academic training to complex commercial disputes.
Expert testimony record
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years in practice
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depositions and testimony in the last four years
Core Services
Representative expertise across damages and valuation
From lost profits and business interruption to fraud investigation and valuation of businesses, opinions are grounded in decades of forensic accounting and litigation experience.
Professional Background
Credentials rooted in accounting, valuation, and litigation
Barbara Luna is a Senior Partner in the accounting and litigation services firm of White Zuckerman Warsavsky Luna & Hunt. She has served as a forensic accounting, damages, fraud investigation, and valuation expert witness for over forty years in business and personal injury litigation and bankruptcy matters. John Luna is also a Senior Partner specializing in damage quantification, forensic accounting, fraud investigation, and valuation in commercial litigation. Together they bring Big 4 accounting experience, advanced academic training, and a long record of testimony in complex disputes.
Dr. Luna holds a PhD and MS in Applied Mathematics from Harvard University and a BA in Physics from Wellesley College. Mr. Luna earned an AB in Engineering Sciences from Harvard University, magna cum laude, and dual JD and MBA degrees from UCLA, graduating at the top of his classes.
Engagement
A clear path from retention through records, opinion, and testimony.
- 01
Case Assessment
Initial review of financial records, litigation issues, and damages theories.
- 02
Damages Analysis
Quantification of lost profits, lost earnings, fraud investigation, and valuation issues.
- 03
Expert Reporting
Organized reports prepared for deposition, trial, and settlement discussions.
- 04
Testimony
Deposition and trial testimony backed by decades of forensic accounting experience.
Ready to discuss your case?
Whether you need an initial case screen, a focused records review, or a full expert opinion on damages, fraud investigation, or valuation, the firm welcomes inquiries from plaintiff and defense counsel.
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Get In Touch
Phone
(818) 981-4226Locations
Los Angeles Office
15490 Ventura Blvd Suite 300 Sherman Oaks, CA 91403
Orange County Office
4 Park Plaza Suite 200 Irvine, CA 92614
Business Hours
Monday - FridayBy appointment
SaturdayBy appointment
SundayClosed
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office today
Use the form for a first contact about a case, records availability, or scheduling. You may also call or email directly using the details on the left.