Diane Hendricks
Corporate-conservative GOP mega-donor; pro-Trump, pro-tax-cut, anti-regulation.
Who they are.
Co-founder and chair of ABC Supply, the largest wholesale distributor of roofing, siding, and windows in the United States. Widely reported as the wealthiest self-made woman in America. A consistent top-10 Republican mega-donor over the past three cycles, with deep ties to the Trump operation and the Wisconsin Republican Party.
The chain.
- MAGA Inc.Top donor (Trump-aligned super PAC)
- Senate Leadership FundMajor donor
- Americans for Prosperity ActionMajor donor
- Donald Trump (R, President)$20M+ to MAGA Inc. across 2024 cycle2024 · Won 2024 general election
- Scott Walker (R, WI Gov)Top individual donor across 2010/2012/2014/2018 cycles2010-2018 · Walker won multiple terms, lost 2018
- Senate Republican incumbents (broad)Tens of millions to Senate Leadership Fund 2022 + 20242022-2024 · GOP retook Senate majority 2024
The targets.
On the record.
“We can hope that we, as a country, can move forward and do the right thing — get the economy moving, lower taxes, get people back to work.”
Sources.
Questions about Diane Hendricks.
Who is Diane Hendricks?
Hendricks is co-founder and chair of ABC Supply, the largest wholesale roofing distributor in the US. Founded with her late husband Ken Hendricks in 1982, ABC Supply has been the primary source of her ~$21B fortune. Forbes consistently ranks her as the wealthiest self-made woman in America.
How much did Hendricks give in 2024?
Public reporting from OpenSecrets and the NYTimes placed Hendricks's 2024-cycle giving at roughly $95 million, concentrated in MAGA Inc., Senate Leadership Fund, and other Trump-aligned and GOP Senate vehicles — making her one of the top five individual GOP donors of the cycle.
What was Hendricks's role in Wisconsin politics?
Hendricks was the top single donor to Scott Walker's gubernatorial campaigns and to the Wisconsin recall fight against Walker in 2012. She remains a dominant donor force in Wisconsin Republican politics and is regularly cited as a kingmaker in state-level races.