Mark DeSaulnier
Won the June 2, 2026 top-two primary with about 60% of the vote.
Mark DeSaulnier is the Democratic incumbent representing California's 10th Congressional District in the East Bay. A former Contra Costa County Supervisor and mayor of Concord, he serves as Ranking Member of the House Health, Employment, Labor, and Pensions Subcommittee and is the top Democrat on the House Ethics Committee.[3]
Basic profile — the most important sourced facts we found.
Key votes in Congress
- YesWar Powers Resolution directing removal of forces from Iran hostilities · H. Con. Res. 86 · Passed 215–208 · 2026-06-03 roll call ↗The resolution directs the President to remove U.S. armed forces from hostilities with Iran that Congress has not authorized, invoking the War Powers Resolution. It passed the House with support from Democrats and a number of Republicans.
- YesResolution disapproving tariffs on Canada · H.J. Res. 72 · Passed 219–211 · 2026-02-11 roll call ↗The resolution terminates the national emergency the President declared in February 2025 to justify a 25 percent tariff on imports from Canada, ending that tariff if it becomes law. It passed with a bipartisan majority, including several Republicans who broke with the administration on trade policy.
- NoConsolidated Appropriations Act, 2026 — full-year government funding · H.R. 7148 · Passed 217–214 · 2026-02-03 roll call ↗The bill provides full-year discretionary appropriations for federal agencies for the remainder of fiscal year 2026, replacing the stopgap funding enacted after the fall 2025 shutdown. It sets spending levels across defense and non-defense programs through September 2026.
- YesBreaking the Gridlock Act — ACA subsidy extension · H.R. 1834 · Passed 230–196 · 2026-01-08 roll call ↗The bill extends for additional years the enhanced Affordable Care Act premium tax credits that were expanded in 2021 and had lapsed at the end of 2025, lowering health-insurance premiums for people who buy coverage on ACA marketplaces. It passed with support from nearly all Democrats and a small group of Republicans.
- YesWar Powers Resolution on Venezuela · H. Con. Res. 64 · Failed 211–213 · 2025-12-17 roll call ↗The resolution would have directed the President to remove U.S. armed forces from hostilities in or against Venezuela that Congress had not authorized. It failed after U.S. military strikes on suspected drug-trafficking vessels off Venezuela had raised questions in Congress about the administration's legal authority for military action in the region.
- NoNational Defense Authorization Act for Fiscal Year 2026 — final passage · S. 1071 · Passed 312–112 · 2025-12-10 roll call ↗The fiscal year 2026 NDAA authorizes roughly $900 billion in defense spending, including a pay raise for service members and funding for shipbuilding, munitions, and missile-defense programs. It also sets policy on military personnel, procurement, and other Defense Department programs for the year.
- YesEpstein Files Transparency Act · H.R. 4405 · Passed 427–1 · 2025-11-18 roll call ↗The bill directs the Department of Justice to publicly release its investigative files related to Jeffrey Epstein within 30 days, while allowing redactions to protect victim identities, ongoing investigations, and law enforcement techniques. It passed with near-unanimous support.
- NoContinuing Appropriations and Extensions Act, 2026 — shutdown-ending vote · H.R. 5371 · Passed 222–209 · 2025-11-12 roll call ↗The bill reopened the federal government after a 43-day shutdown by funding most agencies through January 30, 2026, and providing full-year funding for a smaller group of agencies through September 2026. It also reversed shutdown-related federal layoffs and funded SNAP benefits retroactively.
- NoCLARITY Act — digital asset market structure · H.R. 3633 · Passed 294–134 · 2025-07-17 roll call ↗The CLARITY Act creates a regulatory framework dividing oversight of digital assets between the Securities and Exchange Commission and the Commodity Futures Trading Commission. It sets registration and disclosure requirements for cryptocurrency exchanges and other digital-asset intermediaries.
- NoGENIUS Act — stablecoin regulation · S. 1582 · Passed 308–122 · 2025-07-17 roll call ↗The GENIUS Act creates a federal regulatory framework for payment stablecoins, requiring issuers to hold reserves backing their tokens on a one-to-one basis and to comply with new disclosure and licensing rules. It was the first major piece of cryptocurrency legislation enacted into federal law.
- NoOne Big Beautiful Bill Act — final passage · H.R. 1 · Passed 218–214 · 2025-07-03 roll call ↗H.R. 1, the One Big Beautiful Bill Act, extends and expands the 2017 tax cuts, adds new deductions for tips, overtime pay, and seniors, and raises the cap on state and local tax deductions. It increases border security and defense spending while cutting projected Medicaid and SNAP spending and adding new work requirements; President Trump signed it into law on July 4, 2025.
- NoRescissions Act of 2025 · H.R. 4 · Passed 214–212 · 2025-06-12 roll call ↗The Rescissions Act canceled about $9 billion in previously approved federal spending, mostly for foreign aid programs and for the Corporation for Public Broadcasting. It was the first rescissions package Congress had approved in decades.
- NoOne Big Beautiful Bill Act — House passage · H.R. 1 · Passed 215–214 · 2025-05-22 roll call ↗H.R. 1 extends and modifies the 2017 individual and business tax cuts, creates new deductions for tips and overtime pay, and increases spending on border security and defense. It also reduces projected spending on Medicaid and food-assistance programs and adds new work requirements for some recipients.
- NoSAVE Act — proof-of-citizenship voter registration · H.R. 22 · Passed 220–208 · 2025-04-10 roll call ↗The SAVE Act would require individuals to provide documentary proof of U.S. citizenship in person when registering to vote in federal elections. It also directs states to establish procedures to remove noncitizens identified on voter rolls.
- NoFull-Year Continuing Appropriations and Extensions Act, 2025 · H.R. 1968 · Passed 217–213 · 2025-03-11 roll call ↗The bill funded the federal government through the remainder of fiscal year 2025, largely at prior-year spending levels, averting a shutdown ahead of a March 14 deadline. It also extended several expiring health and other program authorizations.
- NoLaken Riley Act — final passage · S. 5 · Passed 263–156 · 2025-01-22 roll call ↗The Laken Riley Act requires the Department of Homeland Security to detain undocumented immigrants who are arrested, charged, or convicted for theft, burglary, or certain violent crimes. It also allows state attorneys general to sue the federal government over certain immigration enforcement decisions.
- NoSecure the Border Act of 2023 — House passage · H.R. 2 · Passed 219–213 · 2023-05-11 roll call ↗Would have resumed border-wall construction, restricted asylum eligibility, expanded detention, and mandated E-Verify for employers.
- YesInflation Reduction Act — final House passage · H.R. 5376 · Passed 220–207 · 2022-08-12 roll call ↗Enacted clean-energy and climate tax credits, a 15% minimum tax on large corporations' book income, a 1% excise tax on stock buybacks, and Medicare drug-price negotiation.
- YesAssault Weapons Ban of 2022 — House passage · H.R. 1808 · Passed 217–213 · 2022-07-29 roll call ↗Would have banned the sale, manufacture and import of many semiautomatic assault weapons and large-capacity magazines.
- YesWomen's Health Protection Act of 2022 — House passage · H.R. 8296 · Passed 219–210 · 2022-07-15 roll call ↗Passed after Dobbs; would have created a federal statutory right to abortion services and limited state restrictions.
- YesBipartisan Safer Communities Act — final House passage · S. 2938 · Passed 234–193 · 2022-06-24 roll call ↗Expanded background checks for buyers under 21, funded state red-flag and crisis-intervention programs, and narrowed the "boyfriend loophole."
- YesBuild Back Better Act — House passage · H.R. 5376 · Passed 220–213 · 2021-11-19 roll call ↗Would have funded clean-energy tax credits, universal pre-kindergarten and child-care subsidies, and extended health-coverage subsidies; it did not pass the Senate.
- YesWomen's Health Protection Act of 2021 — House passage · H.R. 3755 · Passed 218–211 · 2021-09-24 roll call ↗Would have created a federal statutory right for providers to offer, and patients to receive, abortion services, limiting state restrictions.
- YesAmerican Dream and Promise Act of 2021 — House passage · H.R. 6 · Passed 228–197 · 2021-03-18 roll call ↗Would have created a path to permanent legal status for many undocumented immigrants brought to the U.S. as children and for certain TPS and DED holders.
- YesRaise the Wage Act — House passage · H.R. 582 · Passed 231–199 · 2019-07-18 roll call ↗Would have raised the federal minimum wage in steps from $7.25 to $15 an hour by 2025.
- YesAmerican Dream and Promise Act of 2019 — House passage · H.R. 6 · Passed 237–187 · 2019-06-04 roll call ↗Would have created a path to permanent legal status for many undocumented immigrants brought to the U.S. as children and for certain TPS and DED holders.
- YesBipartisan Background Checks Act — House passage · H.R. 8 · Passed 240–190 · 2019-02-27 roll call ↗Would have required background checks for most firearm transfers between private parties.
- NoTax Cuts and Jobs Act — final House passage · H.R. 1 · Passed 224–201 · 2017-12-20 roll call ↗Cut the corporate income tax rate from 35% to 21% and lowered individual rates, including the top rate from 39.6% to 37% (individual provisions set to expire after 2025).
- NoConcealed Carry Reciprocity Act — House passage · H.R. 38 · Passed 231–198 · 2017-12-06 roll call ↗Would have required states to recognize concealed-carry permits issued by other states.
- NoPain-Capable Unborn Child Protection Act — House passage · H.R. 36 · Passed 237–189 · 2017-10-03 roll call ↗Would have banned most abortions after 20 weeks post-fertilization, with limited exceptions.
- NoAmerican Health Care Act — House passage · H.R. 1628 · Passed 217–213 · 2017-05-04 roll call ↗Would have repealed the ACA individual mandate penalty, converted federal Medicaid funding to per-capita caps, and ended enhanced funding for the Medicaid expansion.
On the record — official actions
- actionServes as Ranking Member of the House Health, Employment, Labor, and Pensions Subcommittee and is the top Democrat on the House Committee on Ethics.[4]
- actionAssigned to the House Committee on Ethics and the House Committee on Transportation and Infrastructure in the 119th Congress (2025-2026).[3]
- billAuthored the Clean Corridors Act, a $2.5 billion national EV charging program enacted in the Bipartisan Infrastructure Law, and the Justice for Dislocated Workers Act.[4]
Positions on the issues
- SupportsFaster transition away from fossil fuelsFrom recorded votes
Voted no on One Big Beautiful Bill Act (H.R. 1, 2025-05-22; 2025-07-03), which phased out Inflation Reduction Act clean-energy tax credits. Voted yes on Build Back Better Act (H.R. 5376, 2021-11-19; 2022-08-12), which would have funded clean-energy tax credits.[8][9][10][16][17]
What they say: Campaign site says he is fighting to protect California's vehicle emission standards and clean energy investments against federal rollbacks, citing his authorship of the Clean Corridors Act, a $2.5 billion national EV charging program.[4]
- SupportsExpand public health coverageFrom recorded votes
Voted no on One Big Beautiful Bill Act (H.R. 1, 2025-05-22; 2025-07-03), which reduced federal Medicaid spending and added Medicaid work requirements. Voted yes on Breaking the Gridlock Act (H.R. 1834, 2026-01-08). Voted no on American Health Care Act (H.R. 1628, 2017-05-04), which would have capped federal Medicaid funding and ended enhanced funding for the Medicaid expansion.[8][9][10][14][15]
What they say: Says he is a strong advocate for NIH funding in the appropriations process and is fighting against cuts to medical research funding.[4]
- SupportsLoosen zoning rules to build more housing
Says he is advancing transit-oriented housing through the Equitable Transit Oriented Development Support Act and created a permanent state funding source for affordable housing as a state senator (SB 1220).[4]
- OpposesExpand immigration enforcement and deportationsFrom recorded votes
Voted no on Laken Riley Act (S. 5, 2025-01-22). Voted no on One Big Beautiful Bill Act (H.R. 1, 2025-05-22; 2025-07-03), which funded expanded immigration enforcement, detention and border operations. Voted no on Secure the Border Act of 2023 (H.R. 2, 2023-05-11). Voted yes on American Dream and Promise Act of 2019 (H.R. 6, 2019-06-04; 2021-03-18).[7][8][9][10][11][12][13]
- SupportsRaise taxes on high earners or corporationsFrom recorded votes
Voted no on One Big Beautiful Bill Act (H.R. 1, 2025-05-22; 2025-07-03; 2017-12-20), which made the 2017 individual tax rates, including the 37% top rate, permanent. Voted yes on Inflation Reduction Act (H.R. 5376, 2022-08-12), which added a 15% minimum tax on large corporations and a stock-buyback excise tax.[8][9][10][18][17]
- OpposesBroad tariffs on imported goodsFrom recorded votes
Voted yes on Resolution disapproving tariffs on Canada (H.J. Res. 72, 2026-02-11).[19]
- SupportsUniversal, publicly funded child careFrom recorded votes
Voted yes on Build Back Better Act (H.R. 5376, 2021-11-19), which would have funded universal pre-K and child-care subsidies.[16]
- SupportsStricter gun lawsFrom recorded votes
Voted yes on Bipartisan Background Checks Act (H.R. 8, 2019-02-27). Voted yes on Assault Weapons Ban of 2022 (H.R. 1808, 2022-07-29). Voted yes on Bipartisan Safer Communities Act (S. 2938, 2022-06-24). Voted no on Concealed Carry Reciprocity Act (H.R. 38, 2017-12-06).[20][21][22][23]
- SupportsRaise the minimum wageFrom recorded votes
Voted yes on Raise the Wage Act (H.R. 582, 2019-07-18).[24]
- SupportsProtect legal access to abortionFrom recorded votes
Voted yes on Women's Health Protection Act of 2021 (H.R. 3755, 2021-09-24). Voted yes on Women's Health Protection Act of 2022 (H.R. 8296, 2022-07-15). Voted no on Pain-Capable Unborn Child Protection Act (H.R. 36, 2017-10-03).[25][26][27]
In their words — priorities
- Says he is focused on the cost of living, housing, and transportation in the Bay Area, citing his record securing funding for affordable housing and transportation projects in Contra Costa County.[4]
- Says he created the Future of Work, Wages, and Labor initiative on preparing workers for an AI economy, and wrote a CEO-pay tax bill adopted in Portland, Oregon.[4]
- Says he is a strong advocate for NIH funding and medical research, citing his own 2015 diagnosis with chronic lymphocytic leukemia.[4]
Background
- Born in Lowell, Massachusetts; lives in Concord, California. Earned a B.A. in history from the College of the Holy Cross in 1974.[3]
- Career experience includes owning a business and working as a probation officer, truck driver, and hotel services employee before entering politics.[3]
- Served on the Contra Costa County Board of Supervisors and as mayor of Concord; served nine years on the California Air Resources Board (1997-2006).[3][4]
Campaign money
Raised $567K · spent $610K · $586K cash on hand (through 2026-06-30) FEC filing ↗