Business Alliance Sonoma County

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

Switch to Calendar View

SMART Train - MASCOT Program

When
October 01, 2025

7:00 AM

Location
Santa Rosa Golf & Country Club

Spaces left
249

Register

7am Networking starts | 7:30am program begins

Show details
Municipal Forum - City Managers

When
November 05, 2025

7:00 AM

Location
Santa Rosa Golf & Country Club

Spaces left
250

Register

7am Networking starts | 7:30am program begins

Show details
50th Anniversary Event

When
November 06, 2025

5:00 PM - 8:30 PM

Location
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

When
December 03, 2025

7:00 AM

Location
Santa Rosa Golf & Country Club

Spaces left
249

Register

7am Networking starts | 7:30am program begins

Show details