Jon H. Epsten is the founding shareholder in the law firm of Epsten Grinnell & Howell, APC. Jon is a native San Diegan who graduated from the University of San Diego and obtained his law degree from Thomas Jefferson School of Law, graduating with scholastic merit.

For years, Jon acted as a community association manager. He has attended over 1,800 association meetings. Jon’s work on behalf of community associations encompasses providing advice on all types of corporate matters including directors' and officers' defense, mold and mildew litigation, interpretation and enforcement of governing documents, assessment collection, construction defect litigation, and reconstruction issues. Jon has participated in and been lead counsel on many construction defect cases resulting in multi-million dollar settlements. He advises associations on risk management and insurance and contract issues.

Jon has taught as an adjunct professor of law at California Western School of Law. He is past president of both the San Diego Chapter and the Greater Inland Empire Chapter of the Community Associations Institute (CAI) and has testified as an expert witness in community association-related issues. Additionally, Jon was a contributor to the Continuing Education of the Bar Publication "Advising California Common Interest Communities." He acts as a law faculty instructor for the Community Associations Institute.

Jon is an active member of the California Association of Community Managers (CACM), was a member of the Professional Standards Committee, and has been appointed to the CACM faculty. He is a member of the San Diego County Bar Association, the Foothills Bar Association, and the College of Community Association Lawyers. Jon was honored with the Distinguished Service Award by both the San Diego Chapter and the Greater Inland Empire Chapter of the Community Associations Institute and has received the CAI National Hall of Fame Award. He has been the co-chair of the Committee on Common Interests Subdivisions for the State Bar, and acted as a probation monitor for the State Bar.