All lobbying filings

Thorn Run Partners

Thorn Run Partners filed a Q4 report for Ernst & Young U.S. LLP (EY) on January 19, 2026, reporting $50,000 in lobbying income.

Lobbying for Ernst & Young U.S. LLP (EY) · Professional Services Firm

As filed: THORN RUN PARTNERS for ERNST & YOUNG U.S. LLP (EY).

All filings by Thorn Run Partners · Everything Ernst & Young U.S. LLP (EY) has reported

Filing · LD-2 quarterly report Q4 report

Reporting period

4th Quarter 2025

Oct 1 - Dec 31 · Posted Jan 19, 2026

Income

$50,000

What the client paid this registrant for the period.

Client based in

District of Columbia

Official filing document

Lobbyists on this filing 3

PAUL BOCK

Previously held: Counsel, Senate Judiciary Committee; Chief of Staff, Sen. Herb Kohl
JASON M ROSENSTOCK

Previously held: Legislative Counsel, Rep. Tom Lantos
CHARLES B. THOMAS

Previously held: Senior Legislative Asst, Legislative Asst, Legislative Aide, Staff Asst; Rep. Robert Pittenger

A "covered position" is a government job the lobbyist held in the 20 years before registering, which the law requires them to name. See the revolving door for former members of Congress across all filings.

Government bodies contacted 2

The chambers, agencies and offices the filer named. It does not say who inside them was contacted, or when. Each name opens every filing that named the same body.

Lobbying activity 3

Accounting

Monitor legislative and regulatory activity on a range of sectors, including financial services, banking, and artificial intelligence.

Banking

Monitor legislative and regulatory activity on a range of sectors, including financial services, banking, and artificial intelligence.

Financial Institutions/Investments/Securities

Monitor legislative and regulatory activity on a range of sectors, including financial services, banking, and artificial intelligence.

Source: federal Lobbying Disclosure Act filing, reproduced as filed. Bills are parsed from the activity descriptions.