Tom Steyer
American businessman, politician, and environmentalist (born 1957)
Source: Wikidata — retrieved 8/23/2026 (wikidata)
Profile Summary
Tom Steyer is an American businessman, politician, and environmentalist born in 1957. He has an estimated net worth of ~$1.6 billion Wikidata.
Business & SEC Activity
The available data identifies Steyer as a businessman but does not provide details about the company or industry that built his wealth Wikidata.
Philanthropy
Steyer is a signatory to The Giving Pledge under the name Tom Steyer The Giving Pledge.
Political Activity
The most recent 100 federal contribution records on file show at least 100 contributions totaling $4,354,632.12 in the sampled records; these figures do not represent his full contribution history FEC. The sample includes $1,066,966.06 to Democratic recipients, $10,300 to DFL recipients, $3,300 to independent recipients, and $3,274,066.06 categorized as PAC/Other FEC.
In the News
An August 2026 profile described Steyer as a climate activist and former California governor candidate who placed third in the race, and reported that he was focusing on climate policy and climate investing GDELT.
U.S. Presence
Political Contributions
These figures cover the 100 most recent federal contributions on file, not the full record. The total, party split, top recipients and dates below are all computed over that sample, so each is a floor rather than a complete figure.
By Party (in the sample)
Top Recipients (in the sample)
Matched by name only. These are the donations the FEC lists under this person’s name — so a different person with the same name can show up here too.
Score Breakdown
The PBS is a weighted average of 2 components. The formula is open and versioned — the weight percentages below show how much each component contributes to the final score.
Evidenced charitable giving — built on what they actually give each year, not parked assets. Dominated by generosity (annual giving relative to net worth — the share of your fortune you give), plus the absolute scale of that giving, plus a small nudge for signing the Giving Pledge (a commitment, not a realized action).
Data: ProPublica 990 charitable disbursements, net worth, The Giving Pledge registry
How much sourced, public accountability data exists — net worth, political contributions, SEC filings, foundation 990s, news coverage, and a verified profile. More public disclosure scores higher.
Data: FEC, SEC EDGAR, ProPublica 990s, GDELT / NewsAPI, Wikidata
Formula (v2): PBS = 65% x Philanthropy + 35% x Transparency
Scored on 8/31/2026 on a 0–100 scale. The score uses only the signals we have populated data for. Goal Impact, Controversy, and Community Approval are deferred until that data exists — Phase 1 goal adoption, controversy detection, and community votes respectively.
All data is sourced from public records. Each section links to its original source. View on Wikidata