Dan Mierzwa has been sworn in as Contra Costa County Treasurer-Tax Collector. Contra Costa County Clerk-Recorder Kristen Connelly administered the oath of office to Mierzwa during a ceremony at the County Finance Building in Martinez on Thursday, January 4, 2024.
The Contra Costa County Board of Supervisors appointed Dan Mierzwa as the next Treasurer-Tax Collector following the announcement of Russell Watts’ retirement in December.
Mierzwa previously served as Yuba County’s Treasurer & Tax Collector. He holds a Bachelor of Arts in Economics with Finance and Business Administration minors from the University of Puget Sound in Tacoma, Washington. He also holds a Certified California Municipal Treasurer certification.
The Treasurer-Tax Collector’s Office acts as the bank for the County, providing financial services to County departments, schools, and special districts and managing more than $4.9 billion in the County’s investment pool.
Note — The Treasurer-Tax Collector’s Office acts as the bank for the County, providing financial services to County departments, schools, and special districts and managing more than $4.9 billion in the County’s investment pool. The office also collects various taxes – including business taxes from those operating in the unincorporated areas, and property taxes. While the Treasurer-Tax Collector mostly provides services to the County and taxing districts, the office also invests public funds and collects business related taxes, namely business licenses and transient occupancy taxes, as well as short-term rental and cannabis taxes.
“The Treasurer-Tax Collector’s Office holds a key position of trust in the financial affairs of local government,” said Board Chair District I Supervisor John Gioia. “Dan’s experience and knowledge of both the treasury and tax collection functions will continue the County’s efforts to protect, invest, and disburse funds in a prudent and safe manner.”
The current term for the elected office expires on Jan. 4, 2027. Government Code section 25304 requires that the Board of Supervisors appoint someone to fill the vacancy for the remainder of the term. The annual salary for the position is $254,901.24.
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