<< previous page Diane Herscovitch Diane Herscovitch is a partner at Winningham Becker & Company, LLP, and has been with the firm for 23 years. Her areas of expertise include tax compliance, tax planning, and estate and trust administration. Diane graduated from California State University, Northridge in 1985, where she majored in Business Administration with an option in Accounting Theory and Practice. She has been a member of the San Fernando Valley Estate Planning Council for the past six years and currently serves on its Board. She also received her Estate Planning Certification from the California CPA Education Foundation. Diane is a member of the American Institute of Certified Public Accountants and the California Society of Certified Public Accounts.