Grindstone Research
Grindstone Research is a political services vendor. In the 2025-2026 cycle Grindstone Research was paid $33K across 3 client committees, of which $12K flowed through Independent Expenditures rather than direct committee payments.
Part I Identity
Stable facts about this entity. These figures do not change as you adjust the timeframe in Part II.
Source split
| Schedule B direct committee payments |
$21,000 | 4 rows | 63.6% |
| Independent Expenditures money this entity spent supporting candidates, NOT a committee paying them |
$12,032 | 3 rows | 36.4% |
- Activity span ALL TIME
- Feb 23, 2026 → May 21, 2026
- spans 3 months
- Disbursements ALL TIME
- 4
- Schedule B + IE rows
- Client committees ALL TIME
- 3
- 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.
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.
Top buyers last 3 months · top 1
| Filer | Total spend | Disbursements |
|---|---|---|
| COMMITTEE FOR WORKING FAMILIES, SPONSORED BY LABOR ORGANIZATIONS C00626119 |
$12,032 IE $12,032 |
3 |
Top buyers last 6 months · top 4
| Filer | Total spend | Disbursements |
|---|---|---|
| COMMITTEE FOR WORKING FAMILIES, SPONSORED BY LABOR ORGANIZATIONS C00626119 |
$12,032 IE $12,032 |
3 |
| VALDEZ, CLAIRE NY · House DEM |
$8,000 | 1 |
| AVILA CHEVALIER, DARIALIZA NY · House DEM |
$7,500 | 2 |
| DUNLAP, MATT ME · House DEM |
$5,500 | 1 |
Top buyers last 12 months · top 4
| Filer | Total spend | Disbursements |
|---|---|---|
| COMMITTEE FOR WORKING FAMILIES, SPONSORED BY LABOR ORGANIZATIONS C00626119 |
$12,032 IE $12,032 |
3 |
| VALDEZ, CLAIRE NY · House DEM |
$8,000 | 1 |
| AVILA CHEVALIER, DARIALIZA NY · House DEM |
$7,500 | 2 |
| DUNLAP, MATT ME · House DEM |
$5,500 | 1 |
Top buyers last 18 months · top 4
| Filer | Total spend | Disbursements |
|---|---|---|
| COMMITTEE FOR WORKING FAMILIES, SPONSORED BY LABOR ORGANIZATIONS C00626119 |
$12,032 IE $12,032 |
3 |
| VALDEZ, CLAIRE NY · House DEM |
$8,000 | 1 |
| AVILA CHEVALIER, DARIALIZA NY · House DEM |
$7,500 | 2 |
| DUNLAP, MATT ME · House DEM |
$5,500 | 1 |
Top buyers last 24 months · top 4
| Filer | Total spend | Disbursements |
|---|---|---|
| COMMITTEE FOR WORKING FAMILIES, SPONSORED BY LABOR ORGANIZATIONS C00626119 |
$12,032 IE $12,032 |
3 |
| VALDEZ, CLAIRE NY · House DEM |
$8,000 | 1 |
| AVILA CHEVALIER, DARIALIZA NY · House DEM |
$7,500 | 2 |
| DUNLAP, MATT ME · House DEM |
$5,500 | 1 |
By party
Revenue by party
| Party | Amount | % |
|---|---|---|
| Democratic | $33,032 | 100.00% |
| Republican | $0 | 0.00% |
| Non-partisan | $0 | 0.00% |
Part III Reference tables
Full all-time and cycle-to-date data.
Money flow through this vendor
Where their ad buys point
IE payers (left) → races the buys targeted (right) · independent-expenditure filings onlyNo activity in the last 1 months.
Cycle-over-cycle trajectory
current cycle earlier election cycle off-cycle year quarterly · 1 year
| Year | Q | Cycle | Total | Txns | Top buyer · share | Top category · share | Cum. (cycle) | YoY % |
|---|---|---|---|---|---|---|---|---|
| 2026 | Q1 | 2026 | $8K | 2 | AVILA CHEVALIER, DARIALIZA 100% | — | $8K | — |
| 2026 | Q2 | 2026 | $14K | 2 | VALDEZ, CLAIRE 59% | — | $21K | — |
Revenue by service category
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| Category | Total spend | Txns | Avg check | % of total | Top buyer · share | Last paid |
|---|---|---|---|---|---|---|
| — | ||||||
Client retention
Sticky-relationship signal: how many clients keep coming back across cycles vs one-time buyers.
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 | |
|---|---|---|---|---|
| NY | $15,500 | 73.8% | 2 | |
| ME | $5,500 | 26.2% | 1 |
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 | 2026-04-06 | VALDEZ, CLAIRE | — | RESEARCH SERVICES | $8,000 |
| Largest all-time | 2026-04-01 | DUNLAP, MATT | — | RESEARCH | $5,500 |
| Largest all-time | 2026-02-23 | AVILA CHEVALIER, DARIALIZA | — | RESEARCH CONSULTING | $4,000 |
| Largest all-time | 2026-03-06 | AVILA CHEVALIER, DARIALIZA | — | RESEARCH CONSULTING | $3,500 |