Matthew Berzok

🏛️ Revolving Door

Former Government Positions:

LD and Chief Counsel, Rep. Bart Stupak, Rep. Peter Deutsch

LD and Chief Counsel, Rep. Bart Stupak; LA, Rep. Peter Deutsch

LA and Chief Counsel, Rep. Bart Stupak; LA Rep. Peter Deutsch

LD, Chief Counsel, LA Rep. Stupak & Deutsch

LD, Chief Counsel and LA to Rep. Stupak and Rep. Deutsch

LD, Chief Counsel, LA Reps. Stupak and Deutsch

LA & Chief Counsel, Rep. Bart Stupak and Rep. Peter Deutsch

LD, Chief Counsel, LA Rep. Bart Stupak and Rep. Peter Deutsch

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AI Overview

Matthew Berzok has appeared in 451 federal lobbying filings at Rivendell Group LLP, representing 7 clients. As a former government official, they bring insider expertise to their lobbying work — part of Washington's "revolving door." Active across 12 policy areas.

451
Total Filings
1
Firms
7
Clients
12
Issue Areas

Issue Areas

TAXCSPCOMTECHCRVETBUDMMMPHAAUTRETMED

Filing History

YearFilingsClients
2018637
2019526
2020587
2021526
2022606
2023586
2024566
2025526

Firms

Rivendell Group LLP451 filings

Top Clients

Cox Enterprises INC.111 filings
Comcast Corporation97 filings
Genentech64 filings
Farragut Partners on Behalf of 21st Century Privacy Coalition60 filings
T-mobile USA, INC.58 filings
Ncta - the Internet and Television Association48 filings
Earlysense, INC.13 filings

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Data Sources: Senate LDA Filings

Last updated: February 2026

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