Donna Riley
Board Member
Stanislaus County Treasurer, Ex OfficioTerm Ex Officio Seat 1
Read Bio
Donna Riley
Board Member
Stanislaus County Treasurer, Ex OfficioDonna Riley joined Stanislaus County government in 1993 in the Treasurer-Tax Collectors’ office as the Assistant Treasurer. As Assistant Treasurer, she managed daily cash and investments for the County until 2006, when she moved to the General Services Agency. She was elected Treasurer-Tax Collector in June 2018 to collect property taxes and other debts owed the County, in addition to overseeing $1.5 billion in short-term investments. Ms. Riley serves on both the StanCERA Board of Retirement and the Stanislaus County Deferred Compensation Committee.
Ms. Riley graduated from San Francisco State University in 1985 with a Bachelor of Science in Applied Economics and a Bachelor of Arts in Business Analysis. Prior to joining Stanislaus County, Ms. Riley managed increasingly larger cash and investment portfolios in private industry.
Donna and Donald Riley married in 1986 and raised their son, Thomas, who completed his master’s in computer science at Johns Hopkins University. Ms. Riley is a member of Modesto Rotary and serves on the Modesto Symphony Board.
Mandip Dhillon
Chair
Employee Elected by General MembersTerm 7/1/2022 - 06/30/2025 Seat 2
Read Bio
Mandip Dhillon
Board Member
Employee Elected by General MembersMandip Dhillon is a Certified Public Accountant (CPA) with an extensive background in the public sector. He is currently an Assistant Director at Stanislaus County Department of Environmental Resources.
He began his public sector employment in 2001 as an Accountant at Stanislaus County Behavioral Health and Recovery Services. He continued his career with Stanislaus County promoting to the Waste-to-Energy Project Manager in 2005 and Solid Waste Division Manager in 2010 at the Department of Environmental Resources. In 2013, he joined the Chief Executive Office as a Senior Management Consultant. He promoted to the Assistant Director position at Behavioral Health and Recovery Services in 2017. In 2019, Mr. Dhillon joined Department of Environmental Resources again in his current role as Assistant Director.
Prior to his employment with Stanislaus County, Mr. Dhillon was a Customer Service Manager for Retail Banking for Bank of the West for 12 years in various Bay Area and central valley locations.
He graduated with Magna Cum Laude honors from California State University, Stanislaus in 2002 with a Bachelor of Science Degree in Business Administration with an emphasis in Accounting. He has been a licensed Certified Public Accountant (CPA) since 2004.
He was elected to the Stanislaus County Employees Retirement Association Board by the general members on February 6, 2016.
Mr. Dhillon lives in Salida, California.
Delilah Vazquez
Board Member
Employee Elected by General MembersTerm 1/26/2023 - 01/26/2024 Seat 3
Read Bio
Delilah Vazquez
Board Member
Employee Elected by General MembersDelilah Vasquez joined the City of Ceres as a Director of Human Resources in May 2022. As the Human Resources Director, she manages and oversees the activities and operations of the Human Resources Department, including employee/labor relations, recruitment and selection, job analysis and classification, compensation and benefits administration, employee development, discipline, negotiations, and administration of bargaining unit agreements, risk management and the liability, property, and worker’s compensation programs.
Prior to her employment with the City of Ceres, she began her career as a Child Support Officer at the Department of Child Support Services in 2000. She joined the Probation Department in 2005 as the Clerical Manager and promoted to the Human Resources Manager in 2012. She transferred to the Chief Executive Office in 2014 as a Management Consultant for the Economic Development Team and transitioned to the Human Resources Team in 2015. In 2017 she joined the Community Services Agency as the Senior Human Resources Manager and later promoted to an Assistant Director of the StanWORK’s Division in 2020. She enjoyed a twenty-two-year career with Stanislaus County and learned a great deal from the wonderful people there.
She graduated from California State University Stanislaus with a Bachelor of Science Degree in Business Administration.
She was elected to the Stanislaus County Employees Retirement Association Board by the general members in January 2023. She has lived in Modesto California her entire life and in her spare time, enjoys traveling internationally, completing jigsaw puzzles and spending time with her family. Her most memorable international travel experience was the Egyptian Pyramids of Giza, Valley of the Kings in Luxor, and a Nile cruise.
Darin Gharat
Vice-Chair
Appointed by the Board of SupervisorsTerm 07/01/2022 - 06/30/2026 Seat 4
Read Bio
Darin Gharat
Board Member
Appointed by the Board of Supervisors
Mike Lynch
Board Member
Appointed by the Board of SupervisorsTerm 07/01/2020- 06/30/2023 Seat 5
Read Bio
Mike Lynch
Board Member
Appointed by the Board of SupervisorsMike Lynch Consulting is a public relations and public policy consulting firm owned by Mike Lynch operating out of Modesto California.Mr. Lynch served as Chief Operating Officer of the Great Valley Center, a non profit agency serving all of California’s central valley, from Redding to Bakersfield, from 2004 through May 2007. The Great Valley Center offers leadership, capacity building and information services to California’s fastest growing and most diverse region.
Prior to joining the Center, Mr. Lynch owned and operated Mike Lynch Consulting. Mr. Lynch has extensive public policy and political experience at all three levels of government, local, state, and federal. In 1989, when Assemblyman Gary Condit was elected to the United States Congress, Mr. Lynch became his chief of staff, responsible for legislative and district office operations. Mr. Lynch worked in that capacity until opening his firm in 2003.
Born in Sacramento, Mike Lynch worked five years as administrative assistant to a member of the Sacramento County Board of Supervisors before moving to the Office of Majority Services in the California State Assembly. In the Assembly, Mr. Lynch worked on the personal and caucus staff of members and as chief consultant to a legislative committee.
Mike Lynch graduated from Santa Clara University. He and his wife, Ana, a high school teacher, live in Turlock. He serves as a Stanislaus County Supervisors’ appointee to the Stanislaus County Retirement Association governing board and is a member of the Tuolumne River Citizens Advisory committee. Mr. Lynch is also a member of the Board of Directors of the Turlock Chamber of Commerce.
Terry Withrow
Board Member
Appointed by the Board of SupervisorsTerm 1/1/2021 - 12/31/2021 Seat 6
Read Bio
Terry Withrow
Board Member
Appointed by the Board of SupervisorsTerry Withrow has lived in the Modesto area most of his life. He attended St. Stanislaus School and Central Catholic High School. He received his Bachelor of Arts in Business Administration with a concentration in Accounting from California State University, Stanislaus in 1982. He became a Certified Public Accountant in 1984. Withrow Koftinow & Baggett, LLP is a full-service accounting firm located in downtown Modesto that is committed to delivering value to businesses and individuals. WKB has been serving the Central Valley since 1990. He also farms almonds and grapes. Terry has been active in our community over the last 30 years. He helped found St. Luke’s Family Practice and the Stanislaus County Farmland Trust. He is also a past board member of Woodland Avenue Fire District, Gallo Center for the Arts, Central Catholic High School, and the Stanislaus County Assessment Appeals Board. Mr. Withrow began his first term as Stanislaus County’s Supervisor for District 3 on January 4, 2011. Terry and his wife, Christen, have four children: Michael, Jenavieve, Molly, and Emma. He is a member of St. Stanislaus Catholic Church.
Joshua Clayton
Board Member
Employee Elected by Safety MembersTerm 7/01/2020 - 06/30/2023 Seat 7
Read Bio
Joshua Clayton
Board Member
Employee Elected by Safety MembersJoshua Clayton was born and raised in the central valley of California. He graduated from Johansen High School in 2000 and attended Modesto Junior College before joining the Stanislaus County Sheriff’s Office in 2005. He is currently the Chief of Police for the city of Patterson, a contract city of the Stanislaus County Sheriff’s Office. During his tenure at the Sheriff’s office he has worked as a patrol operations deputy, detective, court bailiff and contract city deputy serving the communities of Patterson and Hughson. He was also a member and team leader on the SWAT team for over 10 years. He is currently in charge of the Hostage Negotiation Team (HNT) and Major Accident Investigation Team (MAIT).
In 2011 Josh decided to attend law school. Due to his work situation he elected to attend Humphrey’s Laurence Drivon School of Law in Stockton. The school offers a night program for working students. He made the drive three nights a week for approximately three and a half years after work to school. During his time at the Laurence Drivon School of law Josh participated in the Inns of Court and he graduated as the salutatorian. Josh sat for and passed the February 2015 California Bar exam. He was admitted to the California Bar thereafter. He practices in the area of estate and business planning.
In his free time Josh travels. As much as possible. Although sidelined by COVID-19 some his recent destinations include the UK, Canada and Italy. When he is not travelling you are likely to find him in the gym or riding an electric skateboard with his dog. Relying on his skills learned in law school, Josh has helped set up and maintain several non-profits in the area that help improve our community. Josh is especially involved with the Women’s Education and Leadership League (WELL) with his wife, Alana, whose mission it is to empower women.
Vacant
Board Member
Read Bio
Vacant
Board Member
Employee Elected by Safety Members
Alternate to Seat No. 7
Term: 3 years
Michael O’Neal
Board Member
Retiree Elected by RetireesTerm 07/01/2020- 06/30/2023 Seat 8
Read Bio
Michael O’Neal
Board Member
Retiree Elected by RetireesMr. O’Neal began his employment with Stanislaus County in 1969 with the Department of Social Services, working there until 1972. From there he owned several small businesses, worked in the Purchasing Department for Mendocino County, for North Coast Opportunities as the Senior Programs Coordinator and had a brief employment with Merced County. Upon his return to Stanislaus County in 1981, Mr. O’Neal worked in the Social Services Department where he managed several programs and served as the Assistant to the Deputy Director. He spent his final stint in county service as a Manager in the Department of Employment and Training.Mr. O’Neal has served on the Stanislaus County Grand Jury, the Empire Fire Board and is the past president, as well as an active board member, of the Retired Employees of Stanislaus County (RESCO).
Mr. O’Neal was born in Bakersfield, California and grew up in Modesto, California. He attended local schools and received his Associate in Arts from Modesto Junior College and his Bachelor in Arts from California State University Stanislaus. Michael lives in Oakdale with his wife Carolyn, who retired as a manager from Stanislaus County Child & Family Services. They belong to the Modesto Regional Horseless Carriage Club of America and enjoy travel, gardening, spending time with friends, and touring in their Model A.
Rhonda Biesemeier
Board Member
Retiree Elected by RetireesTerm 07/01/2020- 06/30/2023 Seat Alternate to Seat No. 8.a
Read Bio
Rhonda Biesemeier
Board Member
Retiree Elected by RetireesDuring Ms. Biesemeier’s 36-year career with Stanislaus County, she worked primarily for the Community Services Agency, retiring as a manager in the StanWORKs Division in March 2008. From 1981 through 1992, Ms. Biesemeier worked as a Family Support Officer for Child Support Services. After retirement, Ms. Biesemeier worked for CPS HR Consulting – Merit System Services, as a Panel Chair on Qualification Appraisal Panels throughout the state.Ms.
Biesemeier is currently Past President of Retired Employees of Stanislaus County (RESCO) and served as President/Co-President from 2009-2019. She also serves as Delegate and Membership Chair for the California Retired County Employees Association (CRCEA) and has since 2010. She was elected to the Stanislaus County Employees Retirement Association Board by retirees as the Alternate Retiree Representative in August 2017.
Ms. Biesemeier was raised in Modesto, attended Grace M. Davis High School and Modesto Junior College. She has two adult children who are very dear to her. Ms. Biesemeier enjoys traveling, playing with her pets, getting to know new people, and participating in community events.
Jeff Grover
Chair
Appointed by the Board of SupervisorsTerm 07/01/2020 - 06/30/2023 Seat 9
Read Bio
Jeff Grover
Board Member
Appointed by the Board of SupervisorsMr. Grover is President and owner of Solecon Industrial Contractors, which was established in 1981. The company provides mechanical systems and services to the plants, factories, hospitals and general contractors in the Central Valley of California. Mr. Grover is a director for Partners International, a Christian mission organization and also serves as a board director for the Workforce Alliance, Stanislaus Surgical Hospital, the Stanislaus Community Foundation and Nexus Engineering.He has been actively involved in Stanislaus County business and civic organizations for a number of years, including serving as a member of the board of directors of the Modesto Commerce Bank, 5.11 Tactical, Modesto Chamber of Commerce, the McHenry Mansion, Doctors Medical Center Foundation, the Salvation Army Advisory Board and the Modesto Rotary Club.
Civically he has served on the City of Modesto Planning Commission and the Board of Zoning Adjustments and was the Stanislaus County Grand Jury foreman in 1992. He served in publically elected office as a Stanislaus County Supervisor for two terms, 2003-2010.
Mr. Grover enjoys travel, fishing, golf and snow skiing. He and his wife Elaine have three daughters; Sarah, Rachel and Emma.