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March 3, 2026
Walnut Creek, CA – Today, Congressman Mark DeSaulnier (CA-10) announced he will host the 2026 Congressional Art Competition. High school artists living in California’s 10th Congressional District are invited to submit original artwork to Congressman DeSaulnier’s office from now through Thursday, April 9th.
March 2, 2026
DeSaulnier Digest

Happy Women's History Month! 

One way to celebrate this month is by joining our upcoming Town Hall on Advancing Women's Equality on Thursday, March 12th in Orinda. From 6:30 - 7:30 p.m., I will be joined by special guests from First 5 Contra Costa and the League of Women Voters to discuss a host of issues, including protecting women's civil liberties and improving quality of life. As always, we look forward to taking your questions. 

February 27, 2026
Walnut Creek, CA – Today, Congressman Mark DeSaulnier (CA-10) announced he will host a Town Hall on Advancing Women’s Equality in Orinda on Thursday, March 12th from 6:30 – 7:30 p.m.
February 23, 2026
Washington, D.C. – Today, Congressman Mark DeSaulnier (CA-10) announced anti-hunger advocate and Walnut Creek resident, Caitlin Sly, as his guest to the State of the Union on February 24, 2026.
February 23, 2026
DeSaulnier Digest

I wanted to take this opportunity to remind you that we are here to serve you! Our office is ready and available to assist you in dealing with issues withfederalagencies, including: 

February 17, 2026
DeSaulnier Digest

It is not too late to RSVP for theVeterans Town Hall and Resource Fair this Friday, February 20th in San Ramon. I look forward to connecting with veterans of all ages anddiscussing my work in Congress to support them starting at 1:30 p.m. Local and federal veterans organizations will also be on-site from 1:00 - 3:00 p.m.

February 9, 2026
DeSaulnier Digest

I am excited to share that I am hosting a town hall and resource fair for local veterans in San Ramon at the Dougherty Station Community Arts Center on Friday, February 20th. If you are a veteran, join us from 1:00 - 3:00 p.m. to hear updates on my work in Congress to support veterans and to connect directly with federal agencies and Veteran Service Organizations to learn about the services that may be available to you.

February 6, 2026
Walnut Creek, CA – Today, Congressman Mark DeSaulnier (CA-10) announced he will host a Veterans Town Hall and Resource Fair on Friday, February 20th from 1:00 p.m. to 3:00 p.m. at the Dougherty Station Community Arts Center in San Ramon.
February 2, 2026
DeSaulnier Digest

In just the first month of 2026, the Trump Administration's policies have unleashed deadly violence inour communities, entangled American troops in foreign conflict, and obstructed the full release of the Epstein files.  

January 30, 2026
Walnut Creek, CA – Today, Congressman Mark DeSaulnier (CA-10) announced he will host a town hall in Pleasant Hill on Saturday, February 7th from 12:30 – 1:30 p.m. PT.

Office Locations

2134 Rayburn House Office Building
Washington, DC  20515
Phone: (202) 225-2095
Fax: (202) 225-5609
4703 Lone Tree Way
Antioch, CA  94531
Phone: (925) 754-0716
3100 Oak Road
Suite 110
Walnut Creek, CA  94597
Phone: (925) 933-2660
Fax: (925) 933-2677