RealAdvice experts


Since 1985, Mr. Jones has provided complex income-producing commercial property valuation, expert testimony, litigation support, ad valorem property tax counseling and representation, appraisal review, investment advice, marketability analysis, and feasibility analysis, including highest and best use analysis for virtually all types of commercial, industrial, residential, and special purpose real estate, on behalf of financial institutions, REIT’s, government entities, publicly traded companies, and private concerns.

He is one of three highest credentialed appraisers in Florida, and is a State Certified General Appraiser in more than 30 states.  He was a Member of the 2011 Florida Governor’s Tangible Personal Property Task Force.  He has taught as an Adjunct Professor at the University of Florida’s #1 ranked MSRE program for eight years, and as an Appraisal Review Instructor for the Florida Banker’s School for five years.  His appraisal work has supported transactions as large as $1.5 Billion, and has been validated through landmark court cases.

As President of the Florida Association of Property Tax Professionals, and an inaugural member of the Florida TaxWatch Tax Advisory Council, Mr. Jones regularly addresses the Florida Cabinet, Legislature, and various state agencies on property tax policies and on other issues impacting taxpayers. Since 2007, the association has successfully collaborated with other influential groups to change Florida law affecting how assessors must develop and support valuations in defending challenged assessments, “leveling the playing field” by lowering the burden of proof for taxpayers in assessment challenges, and requiring the development of uniform rules, policies, and procedures for Value Adjustment Boards across Florida’s 67 counties to improve fairness in taxation for all Floridians.  In 2012, the Florida legislature sought Mr. Jones’ counsel on comprehensive property tax reform legislation.


Mr. Hagen has a 30-year career as a technology entrepreneur and strategic analyst, beginning with founding and raising angel capital for a multimedia database company at the age of 21. He has administered a venture investment fund for the Department of Energy, jointly managed a technology investment fund for a joint partnership between the University of South Florida and Agere / Cirent Semiconductors, built and sold a research consulting company, partnered in a highly respected public relations / crisis management firm, and served as a technology grant reviewer for the Florida High Tech Corridor Council for more than ten years. He has a degree in computer science and a graduate research degree in business anthropology, certificates in data science and machine learning from Johns Hopkins University and MIT, and a certificate in data analytics from Essec Business School. His experience enables him to bridge technology and data mining with a deep understanding of populations, reputation, and markets. His focus on big picture solutions and his deep understanding of the full range of both technology vision and technology creation has helped him provide successful insights for some of the most prestigious brands in the US and Florida. Mr. Hagen stands out in his ability to speak the language of business while leveraging the latest insights from big data and technology.

Mr. Hagen contributes to all levels of corporate strategy and operations, but his primary contributions focus on data analytics, expert systems, cloud technology strategy and development, workflow, and business process development.


Mr. Mard has been a full-time business appraiser and expert witness for over thirty-five years, with a broad range of experience valuing from small companies to billion-dollar enterprises, both private and public. He has developed analyses that have been reviewed and accepted by the Securities and Exchange Commission, major accounting firms, the IRS, and the courts. He has worked with various task forces of the Financial Accounting Standards Board (FASB) and served on the FASB Valuation Resource Group since its inception in 2000, until completing his service in 2011.  He is the author of 15 professionally accepted Business Valuation textbooks, including Valuation for Financial Reporting (3rd Edition).  He has made more than 300 court and deposition appearances, and had more than 2,000 opinions aggressively tested by the courts, the IRS, and the SEC.  He is a Peat Marwick alumnus, and has been elected into the AICPA Business Valuation Hall of Fame.


Mrs. Vennes brings almost ten years of experience in entrepreneurism, business strategy, operations, and management in the finance and real estate sectors. She holds a Master of Science in Commercial Real Estate from the University of Florida (the top ranked program in the US), and has experience in brokered originations, as well as acquisition, investment, and asset management for a leading private US real estate investment fund. Currently, Mrs. Vennes both oversees and executes management and operations responsibilities for RealAdvice clients.