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About Us!

The Business Alliance Sonoma County is a coalition organized to promote a thriving economy, health environment, and a well-informed business community through education, advocacy and connection. 

Formerly known as the Sonoma County Alliance, our new name reflects our commitment to continue to put business at the forefront of everything we do. 

Learn more


Become a Member!

Join North Bay's largest alliance of companies, organizations, agencies and individuals concerned about the economic, social, and environmental development of Sonoma County.

We are proud to have a diverse group of talent and perspective within our membership AND  there is room for more!

We invite you to join the discussion, elevate your voice, and share your unique perspective as a member. 

Your participation will ensure we can meet our goals of fostering a Sonoma County with a thriving economy, healthy environment and well-informed business community.

We are stronger together.

Will you join us and make a commitment to the Sonoma County community today? 

Become a Member

"The Alliance brings the diverse business world together to collaborate on meaningful work that enhances the vitality of our community." - Marlene Soiland, Past President & Co-Chair of Environmental Committee

Become a Member

Upcoming events

  • SMART Rail & Regional Mobility

    • October 01, 2025
    • 7:00 AM
    • Santa Rosa Golf & Country Club
    • 157
    Register

    7am Networking starts | 7:30am program begins

    Join Business Alliance Sonoma County on October 1 for an important conversation about the future of transportation in our region. SMART General Manager Eddy Cumins will share updates on the rail system, ridership, and the MASCOTS program, a coordinated effort to improve travel along the Highway 101 corridor through better connections between rail, bus, and ferry.

    We’ll also hear from Suzanne Smith, former Executive Director of the Sonoma County Transportation Authority, who will provide an overview of the SMART ballot initiative coming this November and what it means for the North Bay’s economy, environment, and daily commuters.

    Don’t miss this opportunity to get informed and engage in the future of local transit.

    Show details

  • Municipal Forum - City Managers

    • November 05, 2025
    • 7:00 AM
    • Santa Rosa Golf & Country Club
    • 250
    Register

    7am Networking starts | 7:30am program begins


    Show details

  • 50th Anniversary Event

    • November 06, 2025
    • 5:00 PM - 8:30 PM
    • Sally Tomatoes
    Register

    • Join us for an unforgettable evening of dinner, live music, and awards!

      This year marks 50 years of the Business Alliance Sonoma County leading the way—building a strong economy, protecting a healthy environment, and keeping our business community informed and connected.

      Our 50th Anniversary Celebration will honor the legacy of those who came before us, recognize the leaders who shaped our organization, and energize the work still ahead.

      ✨ Honorees:

      • Ross Liscum

      • Dick Dowd

      • Dennis Harter

      • Mick Menendez

      • Marlene Soiland

      • Kimberly Waite

      • Scott Kincaid

      • Kathy Goodacre

      Come raise a glass, share a meal, and celebrate five decades of impact with colleagues, friends, and community leaders.

    Show details

  • December General Membership Meeting

    • December 03, 2025
    • 7:00 AM
    • Santa Rosa Golf & Country Club
    • 249
    Register

    7am Networking starts | 7:30am program begins


    Show details

Thank you to our Sustaining Sponsors!

                       

                           

Contact Ty Mooney, Executive Director for questions (707) 338-4767 or ty@businessalliancesc.org

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