Robert Zises, ASA

Robert Zises Robert J. Zises, ASA, is our Senior Testifying Expert. Mr. Zises is a leading authority on the computer marketplace and has testified as an expert witness in Federal, State and local courts on many computer appraisal issues.
He gives lectures and interviews on computer valuation and market research issues as well as teaching the Principles of Appraisal Practices course for the American Society of Appraisers.
His analyses, reports and articles have been published widely in the professional, trade and business press including Valuation Journal, Journal of Property Tax Management, Journal of Multi-State Taxation, Computer Reseller News, and Washington Business Journal. Mr. Zises has been interviewed by the national and international media, e.g. Wall Street Journal, London Times.

Mr. Zises has four decades of marketing and market research experience tracking the trading activity of high technology assets. He is President of NACOMEX USA, a leading computer valuation and expert witness consultancy, and Executive Director of the Stolen Computer Registry and the National Campaign for Education.

Mr. Zises is an Accredited Senior Appraiser in Machinery and Technical Specialties, a designation awarded in 1995 by the American Society of Appraisers, a member of the International Association of Assessing Officers, the Institute for Professionals in Taxation, and the recipient of awards for his professional leadership and community service.

To contact Mr. Zises, email him at

To view/download Mr. Zises’ complete CV, please click here.