Recent Bills
- H.R. 10171August 27, 2026
- H.R. 10156August 27, 2026
- H.R. 10172August 27, 2026
- H.R. 10160August 27, 2026
- H.R. 10181August 27, 2026
- H.R. 10176August 27, 2026
- H.Res. 1496August 27, 2026
- H.R. 10164August 27, 2026
- H.R. 10170August 27, 2026
- H.Res. 1494August 27, 2026
- H.R. 10163August 27, 2026
- H.R. 10157August 27, 2026
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MATTHEW JAFFE is a registered lobbyist named on 13 federal lobbying filings, 2023 to 2025, reporting $110K across them.
An LDA filing reports one registrant’s income from one client for everything they worked that quarter, so a total here is the sum of whole filings and never a price for one issue or one bill.
Firms
1 they have filed under, by filings.
| Registrant | Filings | Reported |
|---|---|---|
| SONOSKY, CHAMBERS, SACHSE, ENDRESON & PERRY, LLP | 13 | $110K |
By year
Filings and what they reported, newest year first.
| Year | Filings | Income | Expenses |
|---|---|---|---|
| 2025 | 4 | $30K | — |
| 2024 | 4 | $50K | — |
| 2023 | 5 | $30K | — |
Issues
The LDA issue codes the filings were filed under.
| Code | Issue | Filings |
|---|---|---|
IND | Indian/Native American Affairs | 12 |
BUD | Budget/Appropriations | 6 |
Filings
The documents themselves, on the Senate’s Lobbying Disclosure site, newest first.
| Client | Registrant | Period | Reported | Posted |
|---|---|---|---|---|
| STANDING ROCK SIOUX TRIBE | SONOSKY, CHAMBERS, SACHSE, ENDRESON & PERRY, LLP | 2025 second_quarter | — | Jul 14, 2025 |
| LAC DU FLAMBEAU BAND OF LAKE SUPERIOR CHIPPEWA | SONOSKY, CHAMBERS, SACHSE, ENDRESON & PERRY, LLP | 2025 second_quarter | — | Jul 11, 2025 |
| STANDING ROCK SIOUX TRIBE | SONOSKY, CHAMBERS, SACHSE, ENDRESON & PERRY, LLP | 2025 first_quarter | $20K | Apr 14, 2025 |
| LAC DU FLAMBEAU BAND OF LAKE SUPERIOR CHIPPEWA | SONOSKY, CHAMBERS, SACHSE, ENDRESON & PERRY, LLP | 2025 first_quarter | $10K | Apr 11, 2025 |
| STANDING ROCK SIOUX TRIBE | SONOSKY, CHAMBERS, SACHSE, ENDRESON & PERRY, LLP | 2024 fourth_quarter | $10K | Jan 16, 2025 |
| LAC DU FLAMBEAU BAND OF LAKE SUPERIOR CHIPPEWA | SONOSKY, CHAMBERS, SACHSE, ENDRESON & PERRY, LLP | 2024 second_quarter | $20K | Jul 11, 2024 |
| ASSINIBOINE AND SIOUX TRIBES OF THE FORT PECK RESERVATION | SONOSKY, CHAMBERS, SACHSE, ENDRESON & PERRY, LLP | 2024 second_quarter | $10K | Jul 10, 2024 |
| ASSINIBOINE AND SIOUX TRIBES OF THE FORT PECK RESERVATION | SONOSKY, CHAMBERS, SACHSE, ENDRESON & PERRY, LLP | 2024 first_quarter | $10K | Apr 11, 2024 |
| LAC DU FLAMBEAU BAND OF LAKE SUPERIOR CHIPPEWA | SONOSKY, CHAMBERS, SACHSE, ENDRESON & PERRY, LLP | 2023 fourth_quarter | — | Jan 10, 2024 |
| ASSINIBOINE AND SIOUX TRIBES OF THE FORT PECK RESERVATION | SONOSKY, CHAMBERS, SACHSE, ENDRESON & PERRY, LLP | 2023 fourth_quarter | $10K | Jan 10, 2024 |
| LAC DU FLAMBEAU BAND OF LAKE SUPERIOR CHIPPEWA | SONOSKY, CHAMBERS, SACHSE, ENDRESON & PERRY, LLP | 2023 second_quarter | — | Jul 10, 2023 |
| LAC DU FLAMBEAU BAND OF LAKE SUPERIOR CHIPPEWA | SONOSKY, CHAMBERS, SACHSE, ENDRESON & PERRY, LLP | 2023 first_quarter | $20K | Apr 17, 2023 |
| CHUGACH REGIONAL RESOURCES COMMISSION | SONOSKY, CHAMBERS, SACHSE, ENDRESON & PERRY, LLP | 2023 first_quarter | — | Apr 13, 2023 |