All lobbying filings

Mercury Public Affairs, LLC

Mercury Public Affairs, LLC filed a Q3 report for Endeavor Energy Holdings LLC on October 12, 2026, reporting $30,000 in lobbying income.

Lobbying for Endeavor Energy Holdings LLC · energy and utilities

As filed: MERCURY PUBLIC AFFAIRS, LLC for ENDEAVOR ENERGY HOLDINGS LLC.

All filings by Mercury Public Affairs, LLC · Everything Endeavor Energy Holdings LLC has reported

Filing · LD-2 quarterly report Q3 report

Reporting period

3rd Quarter 2026

July 1 - Sep 30 · Posted Oct 12, 2026

Income

$30,000

What the client paid this registrant for the period.

Client based in

Texas

Official filing document

Lobbyists on this filing 2

PATRICK COSTELLO

Previously held: 2003-2008 StafF Congressman Jon Porter
DAVID BRUCE VITTER Former member of Congress

Previously held: 2005-2017 US Senator

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 5

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 1

Financial Institutions/Investments/Securities

federal government relations advice and services

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