Jeffrey B. Kahn is the principal of the Law Offices Of Jeffrey B. Kahn, P.C., whose practice includes tax and estate planning, and resolution of tax controversies. Headquartered in Walnut Creek, he has offices in San Francisco, San Jose, Fairfield, Marin County, Los Angeles, Orange County, and San Diego. Member of the California and Florida Bars and Board Certified in Tax Law by the California and Florida Bars, Kahn has taught classes as an adjunct Professor for Nova Southeastern University School of Business and Entrepreneurship and he holds a Florida Certified Public Accountant license.