Executive Staff

Administration's primary mission is to prepare the department to successfully meet the challenges and opportunities that the 21st Century will bring to San Mateo County.

Sheriff Carlos G. Bolanos
Gina Sheridan, Executive Analyst

Duties of the Sheriff

The Sheriff is the chief executive officer of the Sheriff’s Office and the final authority of all matters of policy, operations and discipline. The Sheriff exercises all lawful powers of this office and issues such orders as are necessary to ensure the effective performance of the Sheriff’s Office.
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Undersheriff Mark C. Robbins
Elizabeth Sample, Executive Secretary

Duties of the Undersheriff

The Undersheriff is a senior executive of the Sheriff’s Office and oversees the operational activities of the organization in accordance with the policies prescribed by the Sheriff. It is the Undersheriff's duty to aid, advise and cooperate with the Sheriff in general administrative matters and in determining matters of policy. During the Sheriff’s temporary absence from duty, the Undersheriff assumes all the duties and responsibilities of the Sheriff.

Assistant Sheriff Edward A. Wood
Operations

Duties of the Assistant Sheriff

The Assistant Sheriff is a major executive of the Sheriff’s Office and assists in commanding the activities and operations of the Sheriff's Office in accordance with the policies prescribed by the Sheriff. It is the Assistant Sheriff's duty to aid, advise and cooperate with the Sheriff and Undersheriff in general administrative matters and in determining matters of policy. The Assistant Sheriff assumes the responsibilities of the Sheriff when the Undersheriff and Sheriff are absent from duty.

Assistant Sheriff Alma Zamora
Corrections

Duties of the Assistant Sheriff

The Assistant Sheriff is a major executive of the Sheriff’s Office and assists in commanding the activities and operations of the Sheriff's Office in accordance with the policies prescribed by the Sheriff. It is the Assistant Sheriff's duty to aid, advise and cooperate with the Sheriff and Undersheriff in general administrative matters and in determining matters of policy. The Assistant Sheriff assumes the responsibilities of the Sheriff when the Undersheriff and Sheriff are absent from duty.

Assistant Sheriff Mark Duri
Administration & Support Services

Duties of the Assistant Sheriff

The Assistant Sheriff is a major executive of the Sheriff’s Office and assists in commanding the activities and operations of the Sheriff's Office in accordance with the policies prescribed by the Sheriff. It is the Assistant Sheriff's duty to aid, advise and cooperate with the Sheriff and Undersheriff in general administrative matters and in determining matters of policy. The Assistant Sheriff assumes the responsibilities of the Sheriff when the Undersheriff and Sheriff are absent from duty.