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
- To create one economy of operation
- To create more cooperation on both sides of the river by merging their interests together
- To bridge the long-standing divisions between the twin cities and counties with the intention of improving our regional economy
- The Greater Yuba City/Marysville Chamber of Commerce (which becomes the Yuba-Sutter Chamber of Commerce in the 80s) becomes the unifying voice that Yuba & Sutter are one economically interdependent communities.
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.
2016
– The Yuba-Sutter Chamber of Commerce relocates to 519 D St., in Marysville, in a previous Golden Pacific Bank bldg.
2018
– The Yuba-Sutter Chamber of Commerce moves back to the Littlejohn/Madden residence.