Nancy Mace
Republican
· SC-1 · 119th Congress
Information Technology (Chair) · and Government Innovation (Chair) · House Committee on Armed Services · House Committee on Oversight and Government Reform · House Committee on Oversight and Reform · House Committee on Transportation and Infrastructure · House Committee on Veterans' Affairs
Influence Score
57.3
Moderately exposed
↓ -4.4
vs 118th (61.8)
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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
3.8
/ 12
Outside spendingmoney spent by groups to help elect them
3.3
/ 6
Spent to help elect them
$1,653,963
Outside groups that spent to help elect this member — this drives the outside-spending bar above
Spent to defeat this member
$4,029,550
Outside groups that spent to defeat this member (not counted in this score)
Lobbyinghow hard lobbyists push the committees this member sits on
4.8
/ 10
Vote alignmenthow often they vote the way their donors want
5.4
/ 12
Contribution timingmoney arriving near key votes
0.5
/ 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
10.8
/ 16
Cluster network breadthhow many coordinated funding networks back this member
7.4
/ 10
Committee jurisdiction powerthe legislative reach of the committees this member sits on
4.8
/ 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
AMERICAN ISRAEL PUBLIC AFFAIRS COMMITTEE POLITICAL ACTION COMMITTEE
$23,660 direct
NORPAC
$512 direct
REPUBLICAN JEWISH COALITION POLITICAL ACTION COMMITTEE (RJC-PAC)
$186 direct
FARA institutional lobbying
This member’s committees are targeted by $35.67M 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 — $71K.
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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 | — | — |
| 117th · 2021-2023 | 47.9 | Moderately exposed |
| 118th · 2023-2025 | 61.8 | Moderately exposed |
| 119th · 2025-2027 | 57.4 | Moderately exposed |
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Biggest funding source
The single network behind the most money and influence
Network
CLUB FOR GROWTH ACTION
Total money from this network
$2,543,366
Number of funding networks contributing
1
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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.
Share from this one network
1.9%
Amount from this network
$31,560
Total from all networks
$1,680,067
Networks contributing
405
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Who funds Mace
Every funding network we can measure, ranked by influence
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Does the money match their power?
Whether their money comes from the industries their committees actually oversee
Money from industries they regulate
0.9%
Extra weight when money matches their committees
2.00×
Share of outside spending tied to their policy areas
85.4%
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Money timed to key votes
Donations arriving near key votes in the policy areas this member regulates
Times money arrived near a vote
7
Money that arrived near votes
$15K
Distinct donors
8
Distinct employers
6
Share of their total fundraising
0.39%
Biggest clusters of timed money
PAUL WEISS RIFKIND WHARTON GARRISON
$7K
HIGH PLAINS ACRE LLP
$3K
APRIO LLP
$1K
CRAVER LAW FIRM PA
$1K
LAW OFFICE PETER D BROWN
$1K
TREY HARRELL LAW OFFICE
$1K
TREY HARRELL LAW OFFICE
$1K
APRIO LLP
$500
LAW OFFICES OF MEGHAN E MCNULTY
$500
PENDERGRASS LAW FIRM
$95
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Top Donors
Biggest sources of contributions, grouped by employer, this cycle
SIG
$35.02M
CITADEL ASSET MANAGEMENT
$27.00M
ULINE
$22.45M
ADELSON DRUG CLINIC
$12.50M
VALMORE MANAGEMENT
$12.35M
RYAN SPECIALTY
$11.10M
THE BLACKSTONE
$10.62M
REYES
$9.22M
THE CHARLES SCHWAB
$7.51M
SAND HILLS PUBLISHING
$7.50M
COHEN KLINGENSTEIN LL
$6.95M
HONEYWELL INTERNATIONAL
$6.69M
FEDERAL AVIATION ADMINISTRATION
$6.33M
EMC
$6.27M
MOUNTAIRE
$5.53M
INTERACTIVE BROKERS
$5.30M
BOEING
$4.39M
THE DUCHOSSOIS
$3.78M
BOEING
$3.61M
HOMEMAKER
$3.53M
Where the outside money comes from
How much of the outside spending for and against Nancy Mace comes from groups that disclose their donors versus groups that hide them
Total outside spending received
$5.68M
Disclosed outside spending
$4.83M
Dark-money outside spending
$852K
Share that is dark money
15.00%
Dark money tied to their policy areas
$0
Groups hiding their donors
4
By funding network
AMERICA FUND
$3.31M
HOUSE MAJORITY PAC NETWORK
$2.22M
DCCC
$1.66M
CLUB FOR GROWTH ACTION
$1.14M
AMERICANS FOR PROSPERITY ACTION, INC. (AFP ACTION) DBA CVA ACTION AND DBA LIBRE ACTION
$1.00M
314 ACTION FUND
$898K
SLF PAC
$628K
LCV VICTORY FUND
$379K
EDF ACTION VOTES
$346K
VOTE FOR EQUALITY
$263K
OUR AMERICAN CENTURY
$216K
YOUR LOWCOUNTRY NEIGHBORS
$180K
DRAIN THE DC SWAMP PAC
$120K
RESTORATION PAC
$108K
HOUSE FREEDOM ACTION
$108K
Groups that hide their donors
$357K
1 smaller group under $500
$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.
CLUB FOR GROWTH ACTION
$6.10M
JEFF YASS
$243.01M
VIRGINIA JAMES
$30.65M
TRUTH AND COURAGE PAC
$21.90M
BRETT HENDRICKSON
$1.02M
ROGER HERTOG
$675K
BITCOIN FREEDOM PAC
$114K
NEVADANS FOR STEVEN HORSFORD
$80K
TITUS FOR CONGRESS
$80K
SUSIE LEE FOR CONGRESS
$79K
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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.
66 individuals who also gave to pro-Israel PACs contributed $286K to Nancy Mace across 120 contributions.
Total from shared contributors
$286K
Shared contributors
66
Contributions
120
By cycle
| Cycle | Shared donors | Gifts | Total |
|---|---|---|---|
| 2022 | 23 | 63 | $226K |
| 2024 | 48 | 55 | $59K |
| 2026 | 2 | 2 | $2K |
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Revolving Door
2 former staff members
who worked for Nancy Mace or the committees they serve are now registered lobbyists.
| Lobbyist | Former position | Firm | Clients | Filings | Years |
|---|---|---|---|---|---|
| WILL KING | Legislative Aide, Office of Rep. Nancy Mace; Legislative Assistant, Office of Re… | BP AMERICA, INC | 1 | 1 | 2025–2025 |
| JACKSON PUCKEY | Rep. Nancy Mace - Legislative Assistant & Field Representative (2021-2023) | BONDI PARTNERS ADVOCACY CORP. (FKA PACIFIC PARTNERS) | 1 | 2 | 2025–2025 |
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Nancy Mace 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
All findings derived programmatically from public records · No prior knowledge required