Donor Registry
Dem-aligned5 verified receipts · 5 sourcesAnti-Trump oppositionHouse / Senate Dem majorities

Donald Sussman

Anti-Trump Democratic mega-donor; civic-institutions and voter-access focus.

Total reported
$40M+ (2024 cycle reported)
Net worth ~$1B+ (estimated, Paloma Partners)
01 · The bio

Who they are.

Founder of Paloma Partners, a multi-strategy hedge fund. A top-tier Democratic mega-donor across the past four cycles, with giving concentrated in House Majority PAC, Senate Majority PAC, and pro-democracy vehicles. Often grouped with Reid Hoffman and the broader anti-Trump Dem-donor bloc.

Anti-Trump oppositionHouse / Senate Dem majoritiesVoter access
02 · Where the money goes

The chain.

Donor
Donald Sussman
$40M+ (2024 cycle reported)
PACs funded
Top recipients / targets
  • Kamala Harris (D, VP / 2024)
    Multi-million to Future Forward and Harris-aligned vehicles
    2024 · Lost 2024 general election
  • House Democratic incumbents (broad)
    $10M+ to House Majority PAC across 2022 + 2024 cycles
    2022-2024 · Dems narrowly lost House 2024
  • Senate Democratic incumbents (broad)
    Tens of millions to Senate Majority PAC over multiple cycles
    2016-2024 · Mixed
03 · Notable interventions

The targets.

2024
Kamala Harris (D, VP / 2024)
Multi-million to Future Forward and Harris-aligned vehicles
Lost 2024 general election
2022-2024
House Democratic incumbents (broad)
$10M+ to House Majority PAC across 2022 + 2024 cycles
Dems narrowly lost House 2024
2016-2024
Senate Democratic incumbents (broad)
Tens of millions to Senate Majority PAC over multiple cycles
Mixed
05 · The receipts

Sources.

06 · Frequently asked

Questions about Donald Sussman.

Who is Donald Sussman?

S. Donald Sussman founded Paloma Partners, a multi-strategy hedge fund, in the 1980s. He has been one of the consistent top-ten Democratic individual donors for over a decade, with giving concentrated in House Majority PAC and Senate Majority PAC.

Is Sussman aligned with Reid Hoffman?

Sussman and Hoffman are both top-tier anti-Trump Dem donors and have funded overlapping vehicles, including Future Forward and pro-democracy infrastructure groups. They are not formally aligned but track together on most major Democratic-side giving questions.

Was Sussman married to a member of Congress?

Yes. Sussman was previously married to Rep. Chellie Pingree (D-ME); the marriage and subsequent divorce drew some press attention because of overlapping political-giving disclosures. Public reporting in the Bangor Daily News and Politico covered the relationship.

07 · Keep going

Related coverage.