1900- Marysville/Yuba County Chamber forms to act as a progressive voice of business at the urging of the Sacramento Valley Improvement Association.
1911 - The Chamber plays a supportive role in the development of the arches in downtown Marysville.
1920s - As an element of their active promotion of tourism, the Chamber formed the Auto Tourist Campground at 14th & G Streets in Marysville. In that same time they create a motion picture of sights to see for both Yuba & Sutter counties for the State Exposition exhibit held in Los Angeles. The Chamber also receives a $150 monthly stipend from Marysville to put on band concerts in Cortez Square (Yuba County offices and jail - site of the first California State Fair in 1858).
1921 - The Chamber advocates the establishment of a community college in Marysville, which happens in 1928.
1921 - Yuba City/Sutter County Chamber of Commerce forms after a few years of debate.
1922 - As advocates for education, the Chamber votes to encourage raising salaries for teachers. They are active in promoting quality of life and economic issues.
1925 - Though competition between the two Chambers is always keen they are involved in many collaborative projects and come together to, "work for the advancement of both counties.
1946 - Takes a position to protest the "smoke and stench from the Marysville Dump" - now the site of Beckwourth Riverfront Park
1950 - Takes a position to support the construction of a third bridge across the Feather River
1970 - Both Chambers find themselves without Chamber executives. Yuba City Chamber President George Linteo and Marysville Chamber President Blake Henrikson convince both their Boards to approve a bold merger
1987-88 - The Chamber is one of five founding organizations of the California Prune Festival, which grew into one of the largest festivals in the State.
1995 - The Chamber concludes the establishment of the Yuba-Sutter
Chamber of Commerce Scholarship Foundation. It also graduates its
first class of fifteen LEAD Yuba^Sutter students.
1996 - In cooperation with Yuba College and the Economic Development Corporation, the Chamber achieves the establishment of a fully-funded Small Business Development Center located in the Yuba-Sutter Chamber
of Commerce Annex, a project in its sights for more than eight years.
2011 - The Yuba-Sutter Chamber of Commerce relocates to the historic
Littlejohn/Madden residence, a Victorian home built in the Queen Anne style.