Auditor Controller Treasurer Tax Collector

Contact the Auditor-Controller-
Treasurer-Tax Collector's Office

Tax Collection Questions

Please use the contact information below to reach our office for answers to questions regarding property taxes, cannabis taxes, or transient occupancy taxes.

Property Taxes

WebsiteProperty Tax Payments
EmailTaxcollector@sonoma-county.org
Phone(707) 565-2281

Cannabis Taxes

WebsiteCannabis Taxes
EmailCannabisTax@sonoma-county.org
Phone(707) 565-7420

Transient Occupancy Taxes

WebsiteTransient Occupancy Taxes
EmailTOT@sonoma-county.org
Phone(707) 565-7133

Administration and Policy Development

Contact:Erick Roeser
Auditor-Controller-Treasurer-Tax Collector
Email:Erick.Roeser@sonoma-county.org
Phone:(707) 565-2631
Contact:Jonathan Kadlec
Assistant Auditor-Controller-Treasurer-Tax Collector
Email:Jonathan.Kadlec@sonoma-county.org
Phone:(707) 565-6124
Contact:Amanda Ruch, CPA
Assistant Auditor-Controller-Treasurer-Tax Collector
Email:Amanda.Ruch@sonoma-county.org
Phone:(707) 565-3274
Contact:Brooke Koop, CPA
Assistant Auditor-Controller-Treasurer-Tax Collector
Email:Brooke.Koop@sonoma-county.org
Phone:(707) 565-1294
Contact:Julianne Kamplain, Administrative Services Officer
Email:Julianne.Kamplain@sonoma-county.org
Phone:(707) 565-3583

Audit Division

Contact:Kanchan Charan, Manager
Email:Kanchan.Charan@sonoma-county.org
Phone:(707) 565-8300

Client Accounting Division

Contact:Randy Siple, Manager
Email:Randy.Siple@sonoma-county.org
Phone:(707) 565-3671

General Accounting

Contact:Levi Ehrlich, CPA, Manager
Email:Levi.Ehrlich@sonoma-county.org
Phone:(707) 565-3289

Payroll Division

Contact:Cheryl Enold, CPA, Manager
Email:Cheryl.Enold@sonoma-county.org
Phone:(707) 565-6162

Property Tax Accounting Division

Contact:Dawn Calahan, Manager
Email:Dawn.Calahan@sonoma-county.org
Phone:(707) 565-3294

Revenue Accounting Division

Contact:Jennifer Calderon, CPA, Manager
Email:Jennifer.Calderon@sonoma-county.org
Phone:(707) 565-3232

Treasury Division

Contact:Dana Shern, Manager
Email:Dana.Shern@sonoma-county.org
Phone:(707) 565-3229

Contact Information

Auditor–Controller Treasurer–Tax Collector
County of Sonoma

Public Lobby Hours

Our office is closed to the public due to the COVID-19 emergency.

Phone hours are Monday - Friday, 8:30a - 4:30p.

Contact us by Phone
Address
585 Fiscal Drive
Suite 100
Santa Rosa, CA 95403
38.465764, -122.725126
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