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Megadonor

Marc Andreessen

Co-Founder And General Partner · Andreessen Horowitz · Los Altos, CA · Strong Republican
Total Contributions
$228.3M
602 contributions
Avg Contribution
$379K
Committees Funded
25
Election Cycles
4
Megadonor (Strong Republican). $228,282,268 total across 151 committees over 4 election cycles. Largest recipient: Fairshake ($157,800,000). $224,123,834 to PACs/Super PACs. $333,400 directly to candidates.
🏛️ Party Direction
$67K DEM
$14.2M GOP
📈 Contribution Timeline
2026
$57.0M
200 contribs
2024
$170.3M
400 contribs
2022
$1.0M
1 contribs
2020
$5K
1 contribs
🏆 Electoral Scoreboard
Below average: 23 wins, 35 losses (40% success rate) across decided races. Outcomes attributed via PAC IE targeting are approximate — the donor funds the PAC, not specific races.
40%
Success Rate
23
Wins
35
Losses
65
Pending
Candidate
State
Office
Cycle
Amount
Channel
Result
Fine
FL
House
2026
$3.6M
via Defend American Jobs
Pending
Patronis
FL
House
2026
$3.6M
via Defend American Jobs
Pending
Walkinshaw
VA
House
2026
$3.6M
via Protect Progress
Pending
Pekarsky
VA
House
2026
$3.6M
via Protect Progress
Pending
Husted
OH
Senate
2026
$1.8M
via Slf Pac
Pending
Rogers
MI
Senate
2026
$1.8M
via Slf Pac
Pending
Whatley
NC
Senate
2026
$1.8M
via Slf Pac
Pending
Collins
ME
Senate
2026
$1.8M
via Slf Pac
Pending
Ossoff
GA
Senate
2026
$1.8M
via Slf Pac
Pending
Cooper
NC
Senate
2026
$1.8M
via Slf Pac
Pending
Brown
OH
Senate
2026
$1.8M
via Slf Pac
Pending
Arenholz
IA
Senate
2026
$1.8M
via Slf Pac
Pending
President
2024
$26K
Direct
Pending
Porter
CA
Senate
2024
$157.8M
via Fairshake
Pending
Steel
CA
House
2024
$157.8M
via Fairshake
Pending
Davis
NC
House
2024
$157.8M
via Fairshake
Pending
Caraveo
CO
House
2024
$157.8M
via Fairshake
Pending
Bowman
NY
House
2024
$157.8M
via Fairshake
Pending
Ryan
NY
House
2024
$157.8M
via Fairshake
Pending
📋 Committee Breakdown
Committee
Type
Total
Count
Cycles
Fairshake
Super PAC
$157.8M
18
2024, 2026
Leading The Future
Super PAC
$25.0M
2
2026
Right For America
Super PAC
$18.0M
8
2024
Maga Inc.
Hybrid PAC
$6.0M
4
2026
Defend American Jobs
Super PAC
$3.6M
10
2024, 2026
Protect Progress
Super PAC
$3.6M
10
2024, 2026
Trump 47 Committee, Inc.
PAC — Nonconnected
$3.4M
4
2024
Smp
Super PAC
$2.0M
8
2024
Slf Pac
Super PAC
$1.8M
10
2024, 2026
Republican National Committee
Party — Qualified
$1.4M
14
2024, 2026
Gmi Pac, Inc.
Super PAC
$1.0M
1
2022
Nrsc
Party — Qualified
$515K
26
2024, 2026
Nrcc
Party — Qualified
$166K
10
2024, 2026
Grow The Majority
PAC — Nonconnected
$135K
8
2026
Cornyn Victory Committee
PAC — Nonconnected
$128K
4
2024
Team Jordan
PAC — Nonconnected
$90K
10
2024, 2026
Dscc
Party — Qualified
$85K
6
2024, 2026
Torres Victory Fund
PAC — Nonconnected
$70K
6
2024, 2026
Banks Victory Fund
PAC — Nonconnected
$67K
8
2024
Cassidy Leadership Fund
PAC — Nonconnected
$60K
4
2024
Team Hill
PAC — Nonconnected
$57K
6
2024, 2026
Daines Senate Majority Fund
PAC — Nonconnected
$57K
6
2024, 2026
Lummis Victory Committee
PAC — Nonconnected
$56K
6
2024, 2026
Dccc
Party — Qualified
$55K
4
2024
Gillibrand Victory Fund
PAC — Nonconnected
$46K
4
2024