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Federal Contracts in California's 4th Congressional District

119th Congress linesDistrict lines: the congressional district boundaries of the 119th Congress (2025 to 2027). Some states use new lines from January 2027. Glossary

Represented by Mike Thompson (opens in a new tab) (D)·One of 52 districts in California· Other districts: CA-01, CA-02, CA-03, CA-05, CA-06, CA-07, CA-08, CA-09, CA-10, CA-11, CA-12, CA-13, CA-14, CA-15, CA-16, CA-17, CA-18, CA-19, CA-20, CA-21, CA-22, CA-23, CA-24, CA-25, CA-26, CA-27, CA-28, CA-29, CA-30, CA-31, CA-32, CA-33, CA-34, CA-35, CA-36, CA-37, CA-38, CA-39, CA-40, CA-41, CA-42, CA-43, CA-44, CA-45, CA-46, CA-47, CA-48, CA-49, CA-50, CA-51, CA-52· Counties: Lake County, Napa County, Solano County, Sonoma County, Yolo County

Overview

Contract obligationsObligation: money the government has legally committed to a contract. It is not the same as money paid. Example: $6M obligated of a $10M ceiling. Glossary performed in CA-04, FY2025 (latest fully reported year)

$65.3M−57.5% vs FY2024

FY2026 (ended Sep 30), reported so far: $57.8M; agencies are still posting its awards.

Prime contract obligations performed in CA-04 by fiscal year, US$, FY2010–FY2026

Agencies report with a delay; the latest year will rise

Hover over a year to see its value.

FY10FY12FY14FY16FY18$176MFY20FY22FY24FY26FY26 so far: $57.8M

Insight Largest complete year: $176M in FY2018

CA-04 obligations by ZIP of performance, US$, FY2021–FY2025

Click a place to open its page.

119th Congress linesDistrict lines: the congressional district boundaries of the 119th Congress (2025 to 2027). Some states use new lines from January 2027. Glossary

ZIPs by dollars

  1. ZIP 95616$90.5M · 19%
  2. ZIP 95618$68.2M · 15%
  3. ZIP 95476$55.7M · 12%
  4. ZIP 95776$38.4M · 8.2%
  5. ZIP 94928$36.5M · 7.8%
  6. ZIP 95620$23.7M · 5.0%
  7. ZIP 96150$23.7M · 5.0%
  8. ZIP 95403$15.9M · 3.4%

43 more ZIPs, $117M together.

  1. All of CA-04$470M
CA-04Other districts of California (linked)ZIP circle area: dollars

Insight 19% in ZIP 95616

Largest contractors performing work in CA-04, US$, FY2021–FY2025

Work performed here, wherever the company is based; each bar is one registration

Click a bar to open its page.

Swinerton Builders$57.4M · 12% · CAUniversity Of California, Davis$37.7M · 8.0% · CA-04Ge Renewables US LLC$30.5M · 6.5%North Bay Rehabilitation Servi…$29M · 6.2% · CA-04Microwave Power Products, In…$26.9M · 5.7% · CA-04Resource Management Associa…$23M · 4.9% · CA-04Keysight Technologies, Inc.$15.6M · 3.3% · CA-04Dial General Engineering$14.2M · 3.0% · CAMellinger Engineering, Incorpor…$10.8M · 2.3% · CA-04Rod Transport Inc.$10.2M · 2.2% · CA

15 smaller rows, $84.6M together (18.1%), folded to keep the card short.

Everyone else: $128M (27.4%)

Insight The three largest did 27% of the work; 9 of the 25 are based in CA-04

Obligations for work in CA-04 by department › sub-agency, US$, FY2021–FY2025

Department › sub-agency; a tile opens its sub-agency

Click a tile to open its page.

Defense $201M · 43%Department of the Army$115M · 25%Department…$29.4M · 6…Defense Cont…$16.8M · 3.6%Defense Log…$14.8M · 3.…Agriculture · 15%Forest Serv…$35.5M · 7.…Agricultura…$20.1M · 4.…Veterans AffairsDepartment of Veter…$60.2M · 13%Interior · 13%Bureau of R…$35.2M · 7.…Transp…HHSEPADHSUSA…JusticeGSAN…
Department of DefenseOther departments

Insight 25% placed by Department of the Army

Insights on other tabs

Contractors
16 of the 25 largest are SBA-listed small businesses
Buyers
Department of the Army placed 25%; 73% is services and R&D
Ending
101 contracts end in the next 18 months