![Brian Sobel](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Brian Sobel
Director/Board Member at
BANK OF MARIN BANCORP
Net worth: 922 220 $ as of 31/08/2026
Profile
Brian M.
Sobel is Director at Bank of Marin since 2022 and Independent Director at Bank of Marin Bancorp since 2022.
Former roles include Chairman at Sonoma County Transportation Authority (California), Director at Golden Gate Bridge Highway & Transportationion District, Council Member at City of Petaluma (California), Trustee at Cedars Foundation of Ross, President at Petaluma Chamber of Commerce, and President at The Non-profit Housing Association of Northern California.
Education includes undergraduate studies at San Francisco State University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 01/07/2026 | 34,696 ( 0.21% ) | 922 220 $ | 31/08/2026 |
Brian Sobel active positions
| Companies | Position | Start |
|---|---|---|
| BANK OF MARIN BANCORP | Director/Board Member | 10/05/2022 |
Bank of Marin
 Bank of Marin Regional BanksFinance Functions as a state charted bank | Director/Board Member | 10/05/2022 |
Former positions of Brian Sobel
| Companies | Position | End |
|---|---|---|
City of Petaluma (California)
 City of Petaluma (California) MunicipalityGovernment Functions as a local level government authority | Corporate Officer/Principal | - |
The Non-profit Housing Association of Northern California | President | - |
Golden Gate Bridge Highway & Transportationion District
 Golden Gate Bridge Highway & Transportationion District Local AgenciesGovernment Local level government authority | Director/Board Member | - |
Petaluma Chamber of Commerce
 Petaluma Chamber of Commerce Miscellaneous Commercial ServicesCommercial Services The Petaluma Chamber of Commerce is a business association dedicated to supporting and enhancing the local business community in the greater Petaluma area. It serves as a collective voice and advocate for businesses at various government levels and is affiliated with the US Department of Commerce. The non-profit company is based in Petaluma, CA. The chamber offers members networking opportunities, promotional support, educational resources, and business advocacy. It hosts events such as luncheons, leadership programs, business expos, and showcases to foster community engagement and business growth. Its website features a comprehensive business directory, event calendars, member benefits, and resources aimed at connecting and promoting local businesses across diverse sectors. Membership includes small businesses, nonprofits, and larger organizations, all focused on building relationships and strengthening local commerce. | President | - |
Cedars Foundation of Ross | Director/Board Member | - |
Training of Brian Sobel
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
41
1st degree connections
9
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 9 |
|---|---|
Bank of Marin
Bank of Marin Regional BanksFinance Functions as a state charted bank | Finance |
San Francisco State University
 San Francisco State University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Bank of Marin Bancorp
 Bank of Marin Bancorp Regional BanksFinance Operates as holding company for commercial bank | Finance |
City of Petaluma (California)
City of Petaluma (California) MunicipalityGovernment Functions as a local level government authority | Government |
Sonoma County Transportation Authority (California)
 Sonoma County Transportation Authority (California) General GovernmentGovernment A government authority | Government |
Golden Gate Bridge Highway & Transportationion District
Golden Gate Bridge Highway & Transportationion District Local AgenciesGovernment Local level government authority | Government |
Cedars Foundation of Ross | |
Petaluma Chamber of Commerce
Petaluma Chamber of Commerce Miscellaneous Commercial ServicesCommercial Services The Petaluma Chamber of Commerce is a business association dedicated to supporting and enhancing the local business community in the greater Petaluma area. It serves as a collective voice and advocate for businesses at various government levels and is affiliated with the US Department of Commerce. The non-profit company is based in Petaluma, CA. The chamber offers members networking opportunities, promotional support, educational resources, and business advocacy. It hosts events such as luncheons, leadership programs, business expos, and showcases to foster community engagement and business growth. Its website features a comprehensive business directory, event calendars, member benefits, and resources aimed at connecting and promoting local businesses across diverse sectors. Membership includes small businesses, nonprofits, and larger organizations, all focused on building relationships and strengthening local commerce. | Commercial Services |
The Non-profit Housing Association of Northern California |
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- Brian Sobel
