Mike Thompson

Office

Office

U.S. Representative

District

CA-4

Party

Democratic

Term

Since 1999

Body

U.S. House of Representatives

Website

Official site ↗

Source

Last verified Oct 7, 2026.

Photo: Congressional Pictorial Directory

Top PAC contributors

• AMERICA'S ELECTRIC COOPERATIVES PAC

  5 contributions · Energy and utilities
  $10,000
• SHEET METAL AIR RAIL TRANSPORTATION POLITICAL ACTION LEAGUE

  2 contributions · Labor unions
  $10,000
• AMERICAN FEDERATION OF STATE, COUNTY AND MUNICIPAL EMPLOYEES

  4 contributions · Not classified
  $10,000
• PINNACLE WEST CAPITAL CORPORATION PAC

  5 contributions · Finance, insurance and banking
  $10,000
• AMERICAN NURSES ASSOCIATION PAC

  3 contributions · Labor unions
  $10,000
• EDISON INTERNATIONAL PAC

  4 contributions · Energy and utilities
  $10,000
• NATIONAL ASSOCIATION OF LETTER CARRIERS OF THE U.S.A. POLITICAL FUND

  3 contributions · Labor unions
  $10,000
• MATSON, INC. FEDERAL ELECTION COMMITTEE

  2 contributions · Not classified
  $10,000
• AMERICAN FEDERATION OF TEACHERS COPE

  2 contributions · Labor unions
  $10,000
• COUNCIL OF INSURANCE AGENTS & BROKERS PAC

  4 contributions · Finance, insurance and banking
  $10,000

The 10 largest of $1,847,811 from PACs and other political committees (44% of all money raised). Every PAC contribution at the FEC ↗

Outside spending for and against

Independent expenditures: spending on ads and outreach about this member, without coordinating with the campaign. This money isn't given to the campaign. FEC record ↗

Top contributing industries (approximate)

• Agriculture and food

  PACs $55,000 · donors' employers $347,401
  $402,401
• Finance, insurance and banking

  PACs $298,500 · donors' employers $53,647
  $352,147
• Other members' leadership PACs and campaigns

  PACs $313,303
  $313,303
• Health care

  PACs $147,500 · donors' employers $7,953
  $155,453
• Labor unions

  PACs $114,100 · donors' employers $3,002
  $117,102
• Energy and utilities

  PACs $86,500 · donors' employers $11,615
  $98,115
• Lawyers and lobbyists

  PACs $10,750 · donors' employers $57,127
  $67,877
• Real estate

  PACs $32,500 · donors' employers $22,967
  $55,467

Approximate. Industries are assigned by keywords in PAC and employer names (how); 65% of these dollars matched an industry, and the rest are left unclassified rather than guessed. Employer amounts count only donors who gave more than $200, from the campaign's principal committee.

Totals

Cash on hand: $1,075,737 as of Jun 30, 2026.

Where the money came from

• Small individual donors ($200 or less)
  $197,819 5%
• Larger individual donors (more than $200)
  $2,084,465 50%
• PACs and other political committees
  $1,847,811 44%
• Political party committees
  $1,835 0%
• The candidate (own money and loans)
  $0 0%
• Other (transfers, refunds, interest)
  $72,084 2%

For comparison, the average of the 426 House members with 2025–2026 filings loaded: raised $2,380,998; PACs 36% of money raised; small donors 10%; cash on hand $1,617,763.

Donors' employers

• E & J GALLO WINERY

  11 donors · Agriculture and food
  $25,012
• SIERRA PACIFIC INDUSTRIES

  8 donors · Manufacturing
  $25,000
• JACKSON FAMILY WINES

  8 donors · Agriculture and food
  $22,003
• NORTHWESTERN MUTUAL

  16 donors · Finance, insurance and banking
  $16,285
• BENOVIA WINERY

  4 donors · Agriculture and food
  $14,000
• GOOD HEART BRAND SPECIALITY

  4 donors · Not classified
  $14,000
• SHAFER VINEYARDS

  5 donors · Agriculture and food
  $14,000
• SKYDANCE

  4 donors · Not classified
  $14,000
• TEECOM

  8 donors · Not classified
  $12,812
• TRINCHERO FAMILY ESTATES

  14 donors · Not classified
  $12,039

Employers named by donors who gave more than $200, summed; an employer is listed only when 3 or more people named it. Individual donors are never listed.