All lobbying filings

PENN AVENUE PARTNERS

Lobbying for COSTAR GROUP, INC. · Commercial Real Estate.

Filing 1st Quarter - Report

Reporting period

1st Quarter 2026

Jan 1 - Mar 31 · Posted Apr 2, 2026

Income

$60,000.00

What the client paid this registrant for the period.

Client based in

District of Columbia

Official filing document

Lobbyists on this filing 3

TIMOTHY FARRELL HANNEGAN

Previously held: U.S. General Accounting Office
JERR ROSENBAUM

Previously held: Legislative Director, Sen. John Cornyn; Chief of Staff, Rep. Robert Hurt; Chief of Staff, Rep. Jack Kingston; Chief of Staff, Rep. Virgil Goode
LAUREN ANN REAMY

Previously held: Deputy Chief of Staff/Legislative Director/Legislative Assistant, Senator Marco Rubio; Professional Staff Member/Staff Assistant, Senate Judiciary Committee

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 3

HOUSE OF REPRESENTATIVES
SENATE
White House Office

The chambers, agencies and offices the filer named. It does not say who inside them was contacted, or when.

Lobbying activity 1

Real Estate/Land Use/Conservation

Issues impacting the real estate industry.

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