FEC · Senate LDA · USAspending, public federal data

Follow the money in U.S. politics

Trace who funds politicians and who profits from government spending, PAC contributions, lobbying expenditures by issue, and federal contractor awards, linked across FEC, Senate LDA, and USAspending.gov filings through August 2026.

According to U.S. Federal Election Commission and Senate Office of Public Records filings (as of March 2026), PlainInfluence links 7,124 politicians and 22,531 organizations across campaign-finance, lobbying, and federal-contract records, see our methodology for how figures are sourced.

Top lobbying spenders

Chamber of Commerce of the U.S.A. $142.2M
National Association of Realtors $140.6M
Pharmaceutical Research and Manufacturers of America $65.7M
7,124
Politicians tracked
22,531
Organizations
$479.3M
PAC contributions
$10.1B
Lobbying spending

The national picture

Across 7,124 tracked politicians and 22,531 organizations, PlainInfluence links $479.3M in PAC contributions, $10.1B in lobbying, and $4.4B in independent expenditures, one searchable money trail.

$479.3M
PAC contributions to candidates
$10.1B
federal lobbying spending
$4.4B
outside spending (for/against)
$545.1B
federal contract awards

Come back to your issue watchlist

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Who spends the most to lobby Washington

Top organizations by reported federal lobbying spend, from Senate LDA filings.

All organizations →

Top lobbying spenders

Chamber of Commerce of the U…$142.2MNational Association of Real…$140.6MPharmaceutical Research and …$65.7MAmerican Hospital Association$55.3MAmerican Medical Association$47.6MBusiness Roundtable$47.5MMeta Platforms, INC. and Var…$44.0MAmerican Chemistry Council$41.9M
Reported lobbying spend · U.S. Senate Office of Public Records (LDA filings)

Contributions vs. lobbying, by organization

Each dot is one of the 40 organizations with both channels active, plotted on the two ways money reaches Washington: direct campaign contributions and reported lobbying spend. The crosshair splits them at the MEDIAN of each ($616K contributions, $22.6M lobbying), not the simple min/max midpoint, so each quadrant holds a real share of the data.

Contributions vs. lobbying, 40 organizations with both channels active (FEC + Senate LDA filings). 2×2 strategic matrix plotting 30 entities by Campaign contributions ($K) (X) and Lobbying spend ($K) (Y), with a crosshair dividing the plot into four quadrants. Full-spectrum InfluenceLobbying-focusedContribution-focusedMinor Player $0K$1,000K$2,000K$3,000K$4,000K$5,000K $0K$50,000K$100,000K$150,000K Campaign contributions ($K) Lobbying spend ($K) Campaign contributions vs. lobbying spend by organization
Contributions vs. lobbying, 40 organizations with both channels active (FEC + Senate LDA filings).

How to read this

  • Full-spectrum influence
  • Contribution-focused
  • Lobbying-focused
  • Minor player

Position = campaign contributions (right is more) and lobbying spend (up is more). Color = which of the four zones the organization falls in relative to the median split. The largest organization by lobbying spend is National Association of Realtors.

What to do with this

Every figure traces to a real FEC, LDA, or USASpending filing; no number here is estimated.

Data sourced from the Federal Election Commission (FEC) bulk data (2024 cycle), U.S. Senate Lobbying Disclosure Act (LDA) filings (2023–2024), and USAspending.gov federal contracts. Entity resolution links organizations across all three datasets. This site is for informational purposes only and is not affiliated with any government agency.

Frequently Asked Questions

Where does PlainInfluence get its political money data?

Data comes from three federal sources: the Federal Election Commission (FEC) for campaign contributions, the U.S. Senate Office of Public Records for lobbying disclosures under the Lobbying Disclosure Act, and USAspending.gov for federal contract awards.

How many politicians and organizations are tracked?

PlainInfluence tracks 7,124 politicians and 22,531 organizations, corporations, PACs, and lobbying firms, linked across campaign-finance, lobbying, and contract records by entity resolution.

Is PlainInfluence free?

Yes. You can search politicians, organizations, and lobbying data with no account or payment. All figures come from public federal disclosures in the public domain.

How current is the lobbying and contribution data?

FEC contribution data and Senate lobbying disclosures update as new filings are released. Lobbying disclosures are filed quarterly; FEC data refreshes on a rolling basis.

About this data

How PlainInfluence works, and why you can trust these numbers

What this site is

PlainInfluence links campaign contributions, lobbying disclosures, and federal contract awards across politicians, organizations, corporations, PACs, and lobbying firms, so readers can trace political money end to end using public federal disclosures.

Editorial process

  1. Source. Pull FEC bulk campaign-finance data, U.S. Senate Office of Public Records lobbying disclosures (LDA filings), and USAspending.gov federal contract awards directly from each official source.
  2. Verify. Resolve politicians, organizations, corporations, PACs, and lobbying firms into linked entity records across the three datasets, preserving each record's original filing reference.
  3. Publish. Build a per-politician and per-organization page showing contributions, lobbying spend, and contract awards side by side, linking back to the original federal filing.

Editorial independence & corrections

The PlainInfluence is independent and accepts no payment, sponsorship, or promoted placement from any politician, organization, or lobbying firm. Found an error or a stale figure? File a correction via the contact page; we respond within 72 hours and publish corrections with a visible revision note. See our methodology for full source attribution and refresh cadence.

Frequently asked

Where does PlainInfluence get its political money data?

Data comes from three federal sources: the Federal Election Commission (FEC) for campaign contributions, the U.S. Senate Office of Public Records for lobbying disclosures under the Lobbying Disclosure Act, and USAspending.gov for federal contract awards.

How many politicians and organizations are tracked?

PlainInfluence tracks 7,124 politicians and 22,531 organizations, corporations, PACs, and lobbying firms, linked across campaign-finance, lobbying, and contract records by entity resolution.

Is PlainInfluence free?

Yes. You can search politicians, organizations, and lobbying data with no account or payment. All figures come from public federal disclosures in the public domain.

How current is the lobbying and contribution data?

FEC contribution data and Senate lobbying disclosures update as new filings are released. Lobbying disclosures are filed quarterly; FEC data refreshes on a rolling basis.

Every figure on PlainInfluence is rendered directly from official FEC, Senate LDA and USAspending records, no number is typed in by an editor. Disclosed contributions, lobbying, and contracts are lawful, regulated activities, appearing on this page is not an allegation of wrongdoing. See our editorial standards & corrections policy, the methodology behind these numbers, our disclaimer, or report a data error. Data current as of August 2026.

Download the federal political-money statistics cited on this page: federal-political-money-statistics.csv (CC0).