Mayor, Matt Hawkins

You can contact Matt Hawkins by email

Council Member, Matt Hawkins

Mayor Pro-Tem, Mark Plummer

You can contact Mark Plummer, by email or by phone at (209) 768-7143

Mark Plummer

Councilmember, Jim Garaventa
Born and raised in Sonora. Jim Garaventa is a fourth generation county native, who graduated from Sonora High and UC Davis, and was elected to the City Council in June 2014.

Previously, Jim served on the Tuolumne County Planning Commission for six years, the Board of Supervisors Planning Committee, and the Tuolumne General Hospital Board of Trustees.

Jim was also a citizen representative on the Parking and Traffic Commission (2005-2014), The T.C. Transportation Council’s Citizen’s Advisory committee (2002-2014), the recent Vision Sonora advisory board, and co-chair of the successful Measure “I” campaign (2004) strengthening public safety in the City.

Jim also serves as President of the Cable 8 Public Access Television Board and Eureka Engine Company #1, one of Sonora’s historic fire companies. Jim also served on the T.C. Historical Society (President 2005), and T.C. Museum Boards.

Jim believes in open government, people working together to find quality solutions, and has the passion and desire to make government work efficiently and effectively.

You can contact Jim Garaventa either by email or phone at (209) 454-0108.

Mayor, Jim Garaventa

Council Member, Colette Such

You can contact Colette Such by email at

a picture of Colette Such

Council Member, Ann Segerstrom

A foodservice marketing and public relations veteran, Ann Segerstrom launched her industry career at the California Culinary Academy, graduating in 1978. Building on her experience in San Francisco Bay Area restaurant and catering kitchens she became a regional promotion manager for a California commodity board, followed by ten years honing her public relations and marketing for national accounts at a San Francisco-based ad agency.

In 1992, Segerstrom established Segerstrom Communications.  Working independently or with partners, Segerstrom specialized in foodservice publicity and trade communications. Clients included the California Avocado Commission, Idaho Potato Commission, Pacific Northwest Canned Pear Service and Dole Packaged Foods.

Born in Sonora and a graduate of Sonora Union High School, Segerstrom returned home after retiring and closing her business in 2016. She resides in the Meyers Hill area of the city, and keeps active volunteering, gardening, shopping locally, and enjoying Sonora’s vibrant community. She is looking forward to contributing her business acumen and communications capabilities to maintaining and improving Sonora’s civic structure and economic prosperity.

Ann Segerstrom (email)
City of Sonora Councilmember (July 2020-)

The City Council meets the first and third Monday of every month at 5:00 pm in the City Hall Council Chambers at 94 N. Washington Street. All meetings are open to the public. Meetings are also broadcast on Cable Access Channel 8 at 6:00 p.m. on Wednesdays.

Communication with the Council members may be done through the City Administration Office. (The City Administration Office is open Monday through Friday, 8:00 a.m. to 4:00 p.m., excluding holidays

City of Sonora
94 N. Washington Street
Sonora, CA, 95370
Phone: (209) 532-4541
Fax: (209) 532-3511