Joni Ernst
Republican · IA Senate · 119th Congress
Senate Committee on Agriculture (Chair) · and Credit (Chair) · Senate Committee on Small Business and Entrepreneurship (Chair) · and Forestry · Natural Resources · and Biotechnology · Specialty Crops · and Research · Local Food Systems · and Food Safety and Security · and Food Safety · and Agriculture Security · Agricultural Research · and Specialty Crops · Senate Committee on Armed Services · Senate Committee on Environment and Public Works · Waste Management · Environmental Justice · and Regulatory Oversight · and Nuclear Safety · and Water · Senate Committee on Homeland Security and Governmental Affairs · Federal Workforce · and Regulatory Affairs · District of Columbia · and Census · Senate Committee on the Judiciary · Agency Action · Federal Rights and Federal Courts
Influence Score
55.6
Moderately exposed
↑ +23.7 vs 118th (31.9)
— ◊ —

This score measures financial influence across twelve categories. Each bar shows how this member compares to all others in Congress. Longer bars mean more exposure.

Score breakdown — twelve categories
Contributionsmoney from PACs (political action committees) and individual donors
3.4
/ 12
Outside spendingmoney spent by groups to help elect them
0.3
/ 6
Spent to help elect them
$20,441
Outside groups that spent to help elect this member — this drives the outside-spending bar above
Spent to defeat this member
$30,960
Outside groups that spent to defeat this member (not counted in this score)
Lobbyinghow hard lobbyists push the committees this member sits on
5.4
/ 10
Revolving door (17 lobbyists) former staff now working as lobbyists
2.6
/ 3
Vote alignmenthow often they vote the way their donors want
3.0
/ 12
Contribution timingmoney arriving near key votes
1.9
/ 6
Stock tradesbuying stocks in industries they regulate
0.0
/ 1
Dark moneyfunding from groups that hide their donors
< 0.1
/ 2
Outbound money distributionmoney this member sends out to the party and to colleagues
10.7
/ 16
Cluster network breadthhow many coordinated funding networks back this member
6.0
/ 10
Committee jurisdiction powerthe legislative reach of the committees this member sits on
6.8
/ 10
Foreign interestforeign-interest money — Israel-policy PACs and FARA-registered institutional lobbying allocated by committee jurisdiction
4.2
/ 12
Israel-policy PACs behind this score
NORPAC $39,970 direct
FARA institutional lobbying
This member’s committees are targeted by $46.63M in lobbying from FARA-registered firms representing South Korea, Japan, Saudi Arabia. This exposure is weighted at 0.2% of face value in the score — $93K.
— ◊ —
Score across four congresses
Score and tier for each Congress. Members are ranked against others in the same Congress, so tiers are comparable across rows. Raw scores reflect different data availability per Congress.
Congress Score Tier
116th · 2019-2021 66.0 Moderately exposed
117th · 2021-2023 66.0 Moderately exposed
118th · 2023-2025 31.9 Least exposed
119th · 2025-2027 55.6 Moderately exposed
— ◊ —
Biggest funding source
The single network behind the most money and influence
Total money from this network $50,000
Number of funding networks contributing 1
— ◊ —
Where most of the money comes from
What share of their combined contributions and outside spending comes from a single network. Party committees are excluded.
Network WINRED
Share from this one network 4.1%
Amount from this network $58,151
Total from all networks $1,415,567
Networks contributing 348
— ◊ —
Who funds Ernst
Every funding network we can measure, ranked by influence
score 55.6 · Moderately exposed · votes with them 66%
$624,316
— ◊ —
Does the money match their power?
Whether their money comes from the industries their committees actually oversee
Money from industries they regulate 96.1%
Extra weight when money matches their committees 2.00×
Share of outside spending tied to their policy areas 0.0%
— ◊ —
Money timed to key votes
Donations arriving near key votes in the policy areas this member regulates
Times money arrived near a vote 9
Money that arrived near votes $29K
Distinct donors 12
Distinct employers 9
Share of their total fundraising 1.56%
Biggest clusters of timed money
BLACKSTONE
20240913 · 2 contributions · Finance · 12d from vote (pre)
$7K
JANE STREET
20230929 · 2 contributions · Finance · 1d from vote (mixed)
$7K
LONGFORD CAPITAL MANAGEMENT
20240318 · 2 contributions · Finance · 4d from vote (mixed)
$7K
COHEN KLINGENSTEIN
20240930 · 1 contributions · Finance · 5d from vote (post)
$3K
FIRST AMERICAN BANK
20240711 · 1 contributions · Finance · 14d from vote (pre)
$2K
KIRKE FINANCIAL
20230531 · 1 contributions · Finance · 1d from vote (pre)
$2K
AMSCOT FINANCIAL
20240412 · 1 contributions · Finance · 11d from vote (pre)
$1K
APOLLO GLOBAL MANAGEMENT
20240415 · 1 contributions · Finance · 8d from vote (pre)
$1K
GREEN BELT BANK AND
20240530 · 1 contributions · Finance · 14d from vote (post)
$1K
ARBITER CAPITAL MANAGEMENT
20240115 · 1 contributions · Finance · 5d from vote (post)
$500
— ◊ —
Top Donors
Biggest sources of contributions, grouped by employer, this cycle
HOMEMAKER
33 contributions · cycle 2022
$118K
HOMEMAKER
118 contributions · cycle 2024
$91K
CAPITAL
17 contributions · cycle 2024
$55K
BLUFF POINT ASSOC
1 contributions · cycle 2024
$50K
HOMEMAKER
38 contributions · cycle 2026
$33K
ACTIVISION BLIZZARD
4 contributions · cycle 2024
$28K
CIVIC SERVICE
5 contributions · cycle 2024
$28K
1ST FINANCIAL BANK USA
4 contributions · cycle 2022
$27K
HAMILTON POINT INVESTMENTS
4 contributions · cycle 2022
$27K
TRC COMPANIES
4 contributions · cycle 2024
$26K
BRUCKMANN ROSSER SHERRILL
4 contributions · cycle 2024
$25K
CIVIC SERVICE
1 contributions · cycle 2022
$25K
FIRST AMERICAN BANK
1 contributions · cycle 2022
$25K
MONARCH
1 contributions · cycle 2024
$25K
UNITED REFINING
1 contributions · cycle 2024
$25K
FIRST AMERICAN BANK
4 contributions · cycle 2026
$24K
SOROBAN CAPITAL
7 contributions · cycle 2024
$22K
CHARLES POTOMAC CAPITAL
3 contributions · cycle 2024
$22K
ALBAUGH
3 contributions · cycle 2022
$22K
CASTLE HARLAN
3 contributions · cycle 2024
$20K
Where the outside money comes from
How much of the outside spending for and against Joni Ernst comes from groups that disclose their donors versus groups that hide them
Total outside spending received $26K
Disclosed outside spending $26K
Dark-money outside spending $8
Share that is dark money 0.03%
Dark money tied to their policy areas $0
Groups hiding their donors 1
By funding network
SMP
for them $0 · against them $67.95M · 140 transactions
$67.95M
DSCC
for them $0 · against them $55.95M · 110 transactions
$55.95M
SLF PAC
for them $18.89M · against them $0 · 81 transactions
$18.89M
WOMEN VOTE
for them $0 · against them $8.16M · 59 transactions
$8.16M
LCV VICTORY FUND
for them $0 · against them $7.53M · 40 transactions
$7.53M
EVERYTOWN FOR GUN SAFETY VICTORY FUND (EVERYTOWN VICTORY FUND)
for them $0 · against them $5.45M · 14 transactions
$5.45M
VOTE FOR EQUALITY
for them $0 · against them $5.01M · 39 transactions
$5.01M
NATIONAL ASSOCIATION OF REALTORS CONGRESSIONAL FUND
for them $4.41M · against them $0 · 21 transactions
$4.41M
AMERICAN FEDERATION OF STATE COUNTY & MUNICIPAL EMPLOYEES P E O P L E
for them $0 · against them $2.98M · 15 transactions
$2.98M
CHANGE NOW
for them $0 · against them $2.81M · 16 transactions
$2.81M
AMERICAS PAC
for them $2.80M · against them $0 · 27 transactions
$2.80M
UA UNION PLUMBERS & PIPEFITTERS VOTE! PAC (UNITED ASSOCIATION OF JOURNEYMEN AND APPRENTICES OF THE PLUMBING & PIPEFITTING INDUSTRY OF THE UNITED STATES AND CANADA)
for them $0 · against them $1.86M · 5 transactions
$1.86M
ONE COUNTRY FUND
for them $0 · against them $1.39M · 20 transactions
$1.39M
WFW ACTION FUND, INC.
for them $1.17M · against them $0 · 36 transactions
$1.17M
AMERICAN FEDERATION OF STATE, COUNTY AND MUNICIPAL EMPLOYEES, AFL-CIO
for them $0 · against them $1.11M · 7 transactions
$1.11M
Groups that hide their donors
1 smaller group under $500
tiny cost-allocation expenditures, not listed individually
$8
Likely donors behind the dark money supporting this member Inferred
Donors who fund the disclosed PACs in the same network as the hidden groups above. "Coverage" is how many of that network's disclosed groups a donor funds — the more they fund, the more likely they also back the hidden group.
NEVADANS FOR STEVEN HORSFORD
NV · 1 dark entity
coverage 21.0%
$80K
TITUS FOR CONGRESS
NV · 1 dark entity
coverage 21.0%
$80K
SUSIE LEE FOR CONGRESS
NV · 1 dark entity
coverage 21.0%
$79K
GEORGE SOROS
SOROS FUND MANAGEMENT · NY · 1 dark entity
coverage 14.0%
$525.74M
SMP
DC · 1 dark entity
coverage 14.0%
$81.00M
BLACKPAC
DC · 1 dark entity
coverage 14.0%
$47.25M
AB PAC
DC · 1 dark entity
coverage 14.0%
$25.50M
HMP
DC · 1 dark entity
coverage 14.0%
$15.00M
HOUSE MAJORITY PAC
DC · 1 dark entity
coverage 14.0%
$15.00M
CARE IN ACTION PAC
NY · 1 dark entity
coverage 14.0%
$6.60M
— ◊ —
Pro-Israel network donors
This counts contributions to this member from individuals whose FEC filings also show contributions to one of the 16 pro-Israel political action committees tracked by the Index. It is a measure of donor overlap — not a claim about why any individual gave, and not part of the influence score.

119 individuals who also gave to pro-Israel PACs contributed $256K to Joni Ernst across 219 contributions.

Total from shared contributors $256K
Shared contributors 119
Contributions 219
By cycle
Cycle Shared donors Gifts Total
2022 4 12 $5K
2024 27 93 $57K
2026 93 114 $194K
— ◊ —
Revolving Door
12 former staff members who worked for Joni Ernst or the committees they serve are now registered lobbyists.
Lobbyist Former position Firm Clients Filings Years
RYAN BERGER Deputy Chief of Staff and Legislative Director, Sen. Joni Ernst; Legislative Dir… NAVIGATORS GLOBAL LLC (FORMERLY DC NAVIGATORS, LLC) 19 33 2023–2025
SARAH KELLY 2019-2022 US Senate - staff assistant, assistant to the Chief of staff, legislat… THE DIONNE COMPANY 7 10 2025–2025
JENA MCNEILL Deputy Chief of Staff/Legislative Director, Sen. Joni Ernst; Deputy Director of … THE INGRAM GROUP LLC 5 5 2025–2025
KATELYN ASMUS Staff Assistant, Sen. Joni Ernst; Legislative Correspondent, Sen. Joni Ernst; Le… VENABLE LLP 2 2 2024–2025
DEVIN MOGLER Senator Joni Ernst (R-IA) GREEN PLAINS INC. 1 9 2023–2025
KATHERINA DIMENSTEIN Legislative Assistant for Senator Joni Ernst - March 2016 to January 2017 Legisl… GENERAL ATOMICS 1 12 2023–2025
JACOB PROCTOR Staff Assistant - US Senator Jeff Session (AL); Legislative Correspondent - US S… PARRY LABS, LLC 1 12 2023–2025
ANDREA HECHAVARRIA Legislative Assistant to Senator Joni Ernst; Legislative Assistant, Legislative … TERUMO BCT, INC. 1 3 2023–2023
LIZ BOWMAN Communications Director, US Senate, Office of Senator Joni Ernst; Associate Admi… THE WILLIAMS COMPANIES, INC. 1 8 2024–2025
KRISTINA SESEK Counsel - Senate Judiciary Committee; Senator Lindsey Graham; Counsel - Senate J… SAP AMERICA, INC. 1 1 2025–2025
STEPHEN VOLINE National Security Advisor to Senator Joni Ernst (note: this individual did not e… HANWHA Q CELLS AMERICA INC. 1 1 2025–2025
JACOB PROCTOR Staff Assistant - US Senator Jeff Session (AL); Legislative Correspondent - US S… AIR SPACE INTELLIGENCE INC. 1 2 2025–2025
— ◊ —

Joni Ernst sits in the middle of this Congress on the index. There is a measured sponsor relationship, but the vote-alignment signal is weaker — money flows; the votes do not follow in lockstep.

Data: FEC (Federal Election Commission) filings · 118th–119th Congress · lobbying disclosures · VoteView recorded votes
All findings derived programmatically from public records · No prior knowledge required