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California · U.S. House · District 48 · 2026

California District 48 House race

General election in 52 days · Nov 3, 2026
The read · California District 48 House race

Darrell Issa ranks No. 4 in money raised.

Candidates in the California District 48 House race, 2026 report raising $10.6M between them. Brandon Riker reports $2.3M and Jim Desmond reports $2.2M, a gap of $95,592. Of what Brandon Riker reports, 46% came from individuals and 0% from PACs.

Public campaign-finance filings, 2026 cycle. Candidate rows are filers on record, not final ballot lists. Totals are rounded to whole dollars.

Every candidate on file

Ranked by money raised. Each row shows the campaign money mix and a plain-English read.

BR

Brandon Riker

D
D · challenger

46% from individuals, 0% from PACs, and 54% from other sources.

46% individuals0% PACs54% other
$2.3M
raised
JD

Jim Desmond

R
R · challenger

Small-donor heavy. 93% from individuals and 7% from PACs.

93% individuals7% PACs0% other
$2.2M
raised
Marni Von Wilpert

Marni Von Wilpert

D
D · challenger

Candidate leans on PAC money. 21% from PACs and 79% from individuals.

79% individuals21% PACs0% other
$2.1M
raised
Darrell Issa

Darrell Issa

RIncumbent
R · incumbent

Incumbent leans on PAC money. 24% from PACs and 49% from individuals.

49% individuals24% PACs27% other
$1.6M
raised
AC

Ammar Campa-Najjar

D
D · challenger

Small-donor heavy. 93% from individuals and 6% from PACs.

93% individuals6% PACs1% other
$1.3M
raised
AC

Abel Chavez

D
D · challenger

47% from individuals, 0% from PACs, and 53% from other sources.

47% individuals0% PACs53% other
$473K
raised
AD

Anuj Dixit

D
D · challenger

Small-donor heavy. 94% from individuals and 5% from PACs.

94% individuals5% PACs1% other
$466K
raised
FP

Ferguson Porter

D
D · challenger

68% from individuals, 0% from PACs, and 32% from other sources.

68% individuals0% PACs32% other
$62K
raised
Show 5 more candidates
MI

Marc Iannarino

D
D · challenger

Small-donor heavy. 90% from individuals and 0% from PACs.

90% individuals0% PACs10% other
$45K
raised
CC

Corinna Contreras

D
D · challenger

Small-donor heavy. 89% from individuals and 0% from PACs.

89% individuals0% PACs11% other
$36K
raised
CM

Curtis Morrison

D
D · challenger

56% from individuals, 0% from PACs, and 44% from other sources.

56% individuals0% PACs44% other
$36K
raised
ST

Suzanne Till

D
D · challenger

Small-donor heavy. 95% from individuals and 0% from PACs.

95% individuals0% PACs5% other
$7K
raised
WS

Whitney Shanahan

D
D · challenger

26% from individuals, 0% from PACs, and 74% from other sources.

26% individuals0% PACs74% other
$4K
raised

Where the money came from

$0 in itemized outside money is on file for this cycle. Candidate fundraising is shown separately below.

Tech & Telecom$45K
Small donors & unclassified$15K
Banking & Financial$13K
Energy & Utilities$10K
Sports, Media & Entertainment$7K
Defense & Aerospace$5K
Ideological / Leadership$5K
Transportation$5K

Biggest itemized outside spenders

  • CONSUMER TECHNOLOGY ASSOCIATION PAC · pac$10K
  • DELL TECHNOLOGIES, INC. POLITICAL ACTION COMMITTEE · pac$10K
  • EDISON INTERNATIONAL PAC · pac$10K
  • SCIENCE APPLICATIONS INTERNATIONAL CORPORATION VOLUNTARY POLITICAL ACTION COMMITTEE · pac$10K
  • SPACE EXPLORATION TECHNOLOGIES CORP. PAC · pac$10K
  • AMERICAN INSTITUTE OF CERTIFIED PUBLIC ACCOUNTANTS POLITICAL ACTION COMMITTEE · pac$8K
  • NATIONAL MUSIC PUBLISHERS' ASSOCIATION, INC. POLITICAL ACTION COMMITTEE (NMPAC) · pac$7K
  • AMAZON.COM SERVICES LLC SEPARATE SEGREGATED FUND (AMAZON PAC) · pac$5K

PACs vs the people

This split is from the candidates' own reported fundraising.

71%19%
10% PACs71% individuals19% other

The incumbent's record

Darrell Issa is the linked incumbent for this race.

Net worth (2024)
$289M
$97M+. down $81M since 2008.
Stock trades
None on file
No disclosed individual stock transactions.
Committees
3
Current full committee seats on file.

Where they sit

  • House Committee on the Judiciary
  • House Committee on Foreign Affairs
  • House Committee on Science, Space, and Technology

Who funds them

This is the incumbent's own funding by donor sector for the cycle.

Tech & Telecom$45K
Small donors & unclassified$15K
Banking & Financial$13K
Energy & Utilities$10K
Sports, Media & Entertainment$7K
Defense & Aerospace$5K
Full profile: net worth, donors, trades, and votes ->

The tale of the tape

Money, side by side. Green marks the leader on each line.

Brandon Riker
D · challenger
BR
vs
JD
Jim Desmond
R · challenger
$2.3M
Raised
$2.2M
$21K
Cash on hand
$1.2M
0%
From PACs
7%
46%
From individuals
93%
Too few to rank
Top donor sector
Too few to rank
No
Incumbent
No