Curriculum Vitae

Kathy K. Kobata, CPA – Kathy has been with the firm since 1977 and a partner since 1982. She is a graduate of the University of California at Berkeley. She is the managing partner and heads the tax department. Kathy concentrates on providing tax preparation, planning, and consulting services to individuals, partnerships, and corporations.

Professional memberships:

American Institute of Certified Public Accountants and its Tax Division
The California Society of Certified Public Accountants
CPE Forum of the Central Coast – Board Member

Community memberships:

California State University Monterey Bay (CSUMB) School of Business Advisory Council (past chair)
CSUMB Women’s Leadership Council

Languages spoken: Japanese

Bonnie A. Adcox, CPA – Bonnie has been with the firm since 1997 and a partner since 2015. She is a graduate of California State University at Stanislaus with a Bachelor of Science degree in Business Administration with a concentration in accounting. She has worked on a Master’s Degree in taxation at Golden Gate University in San Francisco. Her experience prior to joining Tostevin’s includes seven years in individual and business taxation and general business accounting.

Professional memberships:

American Institute of Certified Public Accountants
The California Society of Certified Public Accountants

Community membership:

Daughters of American Revolution (prospective member)

Lynne T. Sexton, CPA – Lynne has been a member of the firm since 1979, having started out as a part-time tax season tax return assembler. Lynne graduated with honors from Carleton College in 1972 with a Bachelor’s degree in religion and attended Golden Gate University’s Monterey extension. She earned the Certificate of Completion in the California CPA Education Foundation’s Estate Planning Program in 2000. In addition to technical expertise in the fiduciary area, Lynne brings the ability to “translate” complex estate planning concepts so that the client can better understand them.

Professional membership:

The California Society of Certified Public Accountants

Community membership:

CSUMB Women’s Leadership Council

Frances C. Baca, CPA – Fran joined the firm in July 2016. She is a graduate of New Mexico Highlands University with a BA degree in physical education and English. She has a master’s degree in educational administration from San Francisco State University and a master’s degree in psychology from Brandman University (formerly Chapman University). Her experience prior to joining Tostevin’s includes over 27 years in public accounting with an emphasis in fiduciary accounting.

Professional membership:

The California Society of Certified Public Accountants

Community memberships:

Over the years, Fran has served on the boards of several nonprofit organizations and is currently the Treasurer of the Board of Directors of The Village Project, Inc.

Languages spoken: Spanish