All lobbying filings

RIVENDELL GROUP LLP

RIVENDELL GROUP LLP filed a Q3 report for MAYER BROWN LLP ON BEHALF OF 21ST CENTURY PRIVACY COLALITION on October 21, 2026, reporting $20,000 in lobbying income.

Lobbying for MAYER BROWN LLP ON BEHALF OF 21ST CENTURY PRIVACY COLALITION · Federal Advocacy

All filings by RIVENDELL GROUP LLP · Everything MAYER BROWN LLP ON BEHALF OF 21ST CENTURY PRIVACY COLALITION has reported

Filing · LD-2 quarterly report Q3 report

Reporting period

3rd Quarter 2026

July 1 - Sep 30 · Posted Oct 21, 2026

Income

$20,000

What the client paid this registrant for the period.

Client based in

District of Columbia

Official filing document

Lobbyists on this filing 2

MATTHEW LAWRENCE BERZOK

Previously held: LD, Chief Counsel and LA to Rep. Stupak and Rep. Deutsch
NICK KOLOVOS

Previously held: LA and Counsel, Rep. Anna Eshoo

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.

Lobbying activity 1

Consumer Issues/Safety/Products

Issues and legislation relating to privacy, kids/teen privacy, and data security.

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