Contra Costa Republican Party

2025-2026 cycle

Contra Costa Republican Party is a political services vendor. In the 2025-2026 cycle Contra Costa Republican Party was paid — across 7 client committees.

Part I Identity

Stable facts about this entity. These figures do not change as you adjust the timeframe in Part II.

Activity span ALL TIME
Disbursements ALL TIME
40
Schedule B rows
Client committees ALL TIME
7
distinct payers

Part II Activity in selected window

One timeframe control governs all three panels below. Change it once and the trajectory, top buyers, and party breakdown all update together.

Spend trajectory

Monthly spend to this vendor over the last 12 months.

Mar 2025 Feb 2026
$3K across 12 months
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Top buyers

Two views of the same data — diagram and table share the time-window control and the same top-buyers slice. Click "View all buyers in research" to drill in with the matching date range.

No buyer activity in this window.

No buyer activity in this window.

VIEW 1 DIAGRAM DECORATIVE

Top buyers last 6 months · top 1

PICCININI, KATHERINE $105 — · 1 txn CC Contra Costa Republican Party
VIEW 2 TABLE EXPORTABLE
Filer Total spend Disbursements
PICCININI, KATHERINE
CA · House REP
$105 1
VIEW 1 DIAGRAM DECORATIVE

Top buyers last 12 months · top 2

CONTRA COSTA REPUBLICAN PARTY $3K Other / Unclassified · 1 txn PICCININI, KATHERINE $505 Other / Unclassified · 3 txns CC Contra Costa Republican Party
VIEW 2 TABLE EXPORTABLE
Filer Total spend Disbursements
CONTRA COSTA REPUBLICAN PARTY
1268794
$2,500 1
PICCININI, KATHERINE
CA · House REP
$505 3
VIEW 1 DIAGRAM DECORATIVE

Top buyers last 18 months · top 2

CONTRA COSTA REPUBLICAN PARTY $3K Other / Unclassified · 1 txn PICCININI, KATHERINE $505 Other / Unclassified · 3 txns CC Contra Costa Republican Party
VIEW 2 TABLE EXPORTABLE
Filer Total spend Disbursements
CONTRA COSTA REPUBLICAN PARTY
1268794
$2,500 1
PICCININI, KATHERINE
CA · House REP
$505 3
VIEW 1 DIAGRAM DECORATIVE

Top buyers last 24 months · top 2

CONTRA COSTA REPUBLICAN PARTY $3K Other / Unclassified · 1 txn PICCININI, KATHERINE $505 Other / Unclassified · 3 txns CC Contra Costa Republican Party
VIEW 2 TABLE EXPORTABLE
Filer Total spend Disbursements
CONTRA COSTA REPUBLICAN PARTY
1268794
$2,500 1
PICCININI, KATHERINE
CA · House REP
$505 3

By party

Revenue by party

100% R
D · 0%
R · 100%
PartyAmount%
Democratic $0 0.00%
Republican $0 0.26%
Non-partisan $0 99.74%

Part III Reference tables

Full all-time and cycle-to-date data.

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Cycle-over-cycle trajectory

20172018201920202021202220252026 Q3 2017 (2016 cycle): $6KQ4 2017 (2016 cycle): $8KQ1 2018 (2018 cycle): $1KQ2 2019 (2018 cycle): $4KQ3 2019 (2018 cycle): $1KQ4 2019 (2018 cycle): $13KQ4 2020 (2020 cycle): $1KQ2 2021 (2020 cycle): $3KQ4 2021 (2020 cycle): $3KQ2 2022 (2022 cycle): $5KQ4 2022 (2022 cycle): $5KQ3 2025 (2024 cycle): $3KQ4 2025 (2026 cycle): $250Q1 2026 (2026 cycle): $255 Q3Q1Q3Q4Q4Q4Q4Q1 $13K

current cycle earlier election cycle off-cycle year quarterly · 8 years

Per-quarter totals
Year Q Cycle Total Txns Top buyer · share Top category · share Cum. (cycle) YoY %
2017 Q3 2016 $6K 2 CONTRA COSTA REPUBLICAN PAR… 100% Other / Unclassified 100% $6K
2017 Q4 2016 $8K 3 CONTRA COSTA REPUBLICAN PAR… 100% Other / Unclassified 100% $13K
2018 Q1 2018 $1K 1 CONTRA COSTA REPUBLICAN PAR… 100% Other / Unclassified 100% $1K
2019 Q2 2018 $4K 2 CONTRA COSTA REPUBLICAN PAR… 100% Other / Unclassified 100% $5K
2019 Q3 2018 $1K 1 CONTRA COSTA REPUBLICAN PAR… 100% Other / Unclassified 100% $6K -82%
2019 Q4 2018 $13K 2 CONTRA COSTA REPUBLICAN PAR… 100% Other / Unclassified 100% $18K +67%
2020 Q4 2020 $1K 1 CONTRA COSTA REPUBLICAN PAR… 100% Other / Unclassified 100% $1K
2021 Q2 2020 $3K 1 CONTRA COSTA REPUBLICAN PAR… 100% Other / Unclassified 100% $4K -33%
2021 Q4 2020 $3K 1 CONTRA COSTA REPUBLICAN PAR… 100% Contributions & Trans… 100% $6K -80%
2022 Q2 2022 $5K 2 CONTRA COSTA REPUBLICAN PAR… 100% Contributions & Trans… 50% $5K
2022 Q4 2022 $5K 1 CONTRA COSTA REPUBLICAN PAR… 100% Other / Unclassified 100% $10K +400%
2025 Q3 2024 $3K 1 CONTRA COSTA REPUBLICAN PAR… 100% Other / Unclassified 100% $3K
2025 Q4 2026 $250 1 PICCININI, KATHERINE 100% Other / Unclassified 100% $250
2026 Q1 2026 $255 2 PICCININI, KATHERINE 100% $505
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Revenue by service category

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Per-category breakdown · cycle-to-date
Category Total spend Txns Avg check % of total Top buyer · share Last paid
Other / Unclassified $191,305 33 $6K 97.3% CONTRA COSTA REPUBLICAN PAR… 84% 9mo ago
Contributions & Transfers $5,125 3 $2K 2.6% CONTRA COSTA REPUBLICAN PAR… 98% 4y ago
Travel & Events $120 1 $120 0.1% CONTRA COSTA REPUBLICAN PAR… 100% 13y ago
Admin & Office $50 1 $50 0.0% CONTRA COSTA REPUBLICAN PAR… 100% 9y ago
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Client retention

Sticky-relationship signal: how many clients keep coming back across cycles vs one-time buyers.

1
Anchor clients 3+ cycles
$165,600 · 84% of revenue
1
Repeat clients 2 cycles
$2,325 · 1% of revenue
5
One-time clients 1 cycle
$28,930 · 15% of revenue
Top 1 anchor clients · all-time
Client Cycles All-time spend Txns First paid Last paid
CONTRA COSTA REPUBLICAN PARTY 7 $165,600 28 2006-04-27 2025-08-25
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Geographic concentration

Where this vendor's clients are based — federal committees by state, plus implicit jurisdiction for CA and TX state filers.

State   Total spend % of revenue Clients
CA
$196,855 100.0% 7
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Notable disbursements

5 largest all-time · 5 largest in the current cycle · 5 most recent. Each row earns its place.

Reason Date Filer Category Purpose Amount
Largest all-time 2006-10-11 CONTRA COSTA REPUBLICAN PARTY Other / Unclassified $27,900
Largest all-time 2006-10-06 CONTRA COSTA REPUBLICAN PARTY Other / Unclassified $27,900
Largest all-time 2006-07-26 CONTRA COSTA REPUBLICAN PARTY Other / Unclassified $27,900
Largest all-time 2006-10-06 PLESCIA FOR ASSEMBLY 06 Other / Unclassified $27,900
Largest all-time 2006-10-04 CONTRA COSTA REPUBLICAN PARTY Other / Unclassified $25,000
Largest this cycle 2025-10-20 PICCININI, KATHERINE Other / Unclassified CAMPAIGN SPONSORSHIP TOURNAMENT $250
Largest this cycle 2026-02-05 PICCININI, KATHERINE REGISTRATION FOR DIINNER K.KILEY $150
Largest this cycle 2026-02-18 PICCININI, KATHERINE DUES CENTRAL COMMITTEE $105
Recent 2022-10-28 CONTRA COSTA REPUBLICAN PARTY Other / Unclassified $5,000
Recent 2025-08-25 CONTRA COSTA REPUBLICAN PARTY Other / Unclassified $2,500
See all 40 disbursements →