Official portrait of Mark DeSaulnier
U.S. House

Mark DeSaulnier

U.S. Representative for California’s 10th District

Party
Democrat
In office since
January 6, 2015
Current term ends
January 3, 2027
Next election
November 2026
2026 election

Running for the House in CA-10

Candidates registered with the FEC for CA-10 in 2026
CandidatePartyRaisedCash on hand
Mark DeSaulnierIncumbentDemocrat$567K$586K
Katherine PiccininiRepublican$21K$6,836
Angela GriffithsRepublican$12K$3,911
Mitchell David MaislerDemocrat$10K$-514
Joshua HamiltonDemocrat$7,486$1,080

From Federal Election Commission filings, reported through June 30, 2026. FEC records show who registered and raised money, not who won a primary or qualified for the ballot. Your state election office publishes the official ballot.

Committee assignments3
  • House Committee on EthicsRanking Member
  • House Committee on Education and Workforce
    • Health, Employment, Labor, and PensionsRanking Member
    • Higher Education and Workforce Development
  • House Committee on Transportation and Infrastructure
    • Water Resources and Environment
    • Aviation
    • Highways and Transit
    • Railroads, Pipelines, and Hazardous Materials
Contact
Washington office
2134 Rayburn House Office Building Washington DC 20515-0510

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Sources. Office, committee and contact records from the public congress-legislators dataset; portrait from the Government Publishing Office; 2026 fundraising totals from the Federal Election Commission. Updated September 24, 2026.