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Press Releases

June 16, 2026
Walnut Creek, CA – Congressman Mark DeSaulnier (CA-10) announced he will host a virtual town hall ahead of the 250th anniversary of the signing of the Declaration of Independence with special guest Jeffrey Rosen, New York Times bestselling author, professor of law at George Washington University, and contributing editor at The Atlantic on Thursday, June 18th at 2:30 p.m. PT.
June 15, 2026
Washington, D.C. – Today, Congressman Mark DeSaulnier (CA-10) announced he will host an AANHPI Town Hall in Dublin on Wednesday, June 17th from 6:00 – 7:30 p.m.
June 3, 2026
Walnut Creek, CA – Today, Congressman Mark DeSaulnier (CA-10) announced he will host the 2026 Congressional App Challenge (CAC), a competition for middle and high school students to hone their coding skills by designing original software applications.
June 2, 2026
Washington, D.C. – Today, Congressman Mark DeSaulnier (CA-10), along with Congresswoman Zoe Lofgren (CA-16), Senator Alex Padilla (D-CA), and Senator Adam Schiff (D-CA) announced that they led a public comment letter to the Federal Bureau of Prisons (BOP) highlighting significant environmental and safety concerns at FCI Dublin in Dublin, California and voicing strong opposition to the reopening of FCI Dublin to detain noncitizens.
May 22, 2026
Washington, D.C. – Today, 8 provisions authored by Congressman Mark DeSaulnier (CA-10) to reduce congestion, improve commutes, and protect the environment were passed by the House Committee on Transportation and Infrasutructure as part of the BUILD America 250 Act (H.R. 8870), a 5-year bipartisan surface transportation reauthorization bill that would invest $580 billion in America’s roads, bridges, transit, and rail transportation, improve safety, and create good-paying jobs.
May 14, 2026
Walnut Creek, CA – Today, Congressman Mark DeSaulnier (CA-10) announced that he will host a town hall in San Ramon on Thursday, May 28th from 6:30 – 7:30 p.m. PT to provide updates on his work to improve regional transportation, including investments in the I-680 corridor, to bolster education and ensure students with disabilities are protected, and to hold the Trump Administration accountable.
May 12, 2026
Washington, D.C. – Today, Congressman Mark DeSaulnier (CA-10) announced that he secured over $16 million for community projects across Contra Costa and Alameda Counties.
May 5, 2026
Walnut Creek, CA – Today, Congressman Mark DeSaulnier (CA-10) announced Claire Lu, a 10th grade student who lives in Dublin and attends Dublin High School, as the winner of CA-10’s 2026 Congressional Art Competition for her digital artwork, A Red Tapestry, which will be displayed in the United States Capitol for the next year.
May 4, 2026
Walnut Creek, CA –Congressman Mark DeSaulnier (CA-10) announced today that he will host a town hall in Lafayette on Tuesday, May 5th from 6:30 – 7:30 p.m. PT to discuss House Democrats’ work in Congress to hold President Trump accountable, end his illegal war in Iran, and lower costs for American families.
April 16, 2026
Washington, D.C. – Today, Congressman Mark DeSaulnier (CA-10) released the following statement upon the resignations of Representatives Eric Swalwell (CA-14) and Tony Gonzales (TX-23) from Congress.

Office Locations

2134 Rayburn House Office Building
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Phone: (202) 225-2095
Fax: (202) 225-5609
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