Brokers Expert Witnesses

San Diego, California

Legal, Securities & Investments - securities, corporations, antitrust, partnerships, limited liability companies, corporate governance, fiduciary duties, private offering, Rule 10(b)-5, Rule 506, brokers, suitability, know your customer, arbitration, freeze outs, oppression

A highly regarded legal consultant and expert witness, Professor Mark R. Lee is an expert in Securities Regulation, Corporations, Unincorporated Business Organizations, and Antitrust. He has provided consulting or expert witness services in connection with a wide variety of matters ranging from Rule 10(b)-5 liability, exemptions from registration, and compliance with SEC Rule 506 to fiduciary duties, corporate governance, “freeze outs,” and hostile takeovers to distributor terminations and revocation of hospital privileges. Professor Lee has taught at ten law schools in the United States, four in Europe. Currently, he is Professor-of-Practice and J. Lawrence Irving Senior Distinguished Teaching Fellow at the University of San Diego School of Law. He is the author of Organizing Corporate and other Business Enterprises, 6th ed. (LEXIS, 2000) (with L. Gross) [textually updated annually], Antitrust Law and Local Government (Greenwood Press 1985), and articles in academic journals. ...

Syosset, New York

Real Estate - Expert Witness, Broker Opinion of Value (BOV), Brokers Standards of Care, Brokerage Commission, Lease review, Landlord/Tenant issues, Office space, retail space, Industrial space, Commission disputes, Mediation, Commercial Real Estate Broker, New York State, Nassau County, Suffolk County, New York, Brooklyn, Queens, licensing, Brokerage

Jack J. Britvan, e-mail:jbritvan@realbrokers.org Jack J. Britvan, began his Real Estate Career in 1977 and is President and Owner of Signal Realty Brokers, Inc., Syosset, New York. Jack is past President (2004/2005) of the New York City and Downstate New York Chapter of the Society of Industrial and Office Realtors (SIOR) and in 2005 received SIOR's Community Service for being a catalyst in creating Nassau County’s smoking ban which has spread throughout the United States. He is a founding board member of the Commercial Industrial Brokers Society (CIBS) and had been a Board Member for the first 20 years of CIBS’s establishment. In January 2011 Jack retired as Secretary to the CIBS Executive Board of Directors. On November 10, 2010, Jack was honored by CIBS via his receiving of CIBS Distinguished Leadership Award. Jack served as President of the New York City/Long Island Chapter of NYSCAR. (New York State Commercial Association of Realtors) from 2018-2019 and remains as a board...

Glen Allen, Virginia

Insurance - Bad Faith, Insurance Coverage, Claims Handling, Claims Standards, Policy Limit Settlement Demands, Good Faith, CGL, Cyber Insurance, Directors & Officers, Errors & Omissions, Auto, Homeowners, Commercial Insurance, Commercial Property, Brokers, Umbrella, Surplus and Excess, Crime & Fidelity, London Market, Policyholders

Expert in insurance bad faith, claim‑handling standards, policy limit settlement rejections, and insurer conduct. I am trusted by counsel, carriers and policyholders. I've tried 38 cases to verdict, so I understand that counsel need from an expert witness. Even while in-house, I played the role of policyholder counsel in my mock jury exercises against my outside coverage counsel. With my extensive bad faith litigation and teaching experience I am well positioned to assist as an expert in your insurance cases. Most recently, I was an Associate General Counsel at USAA for bad faith litigation, a Fortune 100 P&C insurer with $27bn (2025) in gross written premium. Prior to that role I was Head of Insurance Litigation for Markel Insurance, a multi-national specialty insurer in the Fortune 200 with $15.5bn in gross written premium in 2025. As the Head of Insurance Litigation for Markel I owned responsibility for all bad faith and extra-contractual litigation across the country, as well a...