Preston L. Osbourn II, CPA, is a seasoned accounting professional with extensive experience in various leadership roles, currently serving as Principal at Grimbleby Coleman CPAs, Inc. since October 2016. Previous roles include Senior Manager and Tax Manager at the same firm, as well as executive positions such as President, Vice President, and Treasurer at the Stanislaus County Estate Planning Council. Osbourn has been involved with the California Society of CPAs and the CalCPA Education Foundation in various capacities, including Board Member and past President. Educational qualifications include a Master of Science in Taxation and a Graduate Certificate in Estate Planning from Golden Gate University, alongside a Bachelor of Business Administration in Accounting from California State University, Fresno, and an Associate of Science in Natural Sciences from San Joaquin Delta College.