Hazen Marshall

🏛️ Revolving Door

Former Government Position:

Policy Director, Senate Majority Leader Mitch McConnell; Staff Director, Senate Budget Committee-Senator Don Nickles; Deputy Chief of Staff/Economist, Office of Assistant Majority Leader-Senator Don Nickles; Legislative Assistant, Senator Don Nickles

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AI Overview

Hazen Marshall has appeared in 1,127 federal lobbying filings at Marshall & Popp, LLC, representing 36 clients. As a former government official, they bring insider expertise to their lobbying work — part of Washington's "revolving door." Active across 32 policy areas.

1,127
Total Filings
1
Firms
36
Clients
32
Issue Areas

Issue Areas

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Filing History

YearFilingsClients
20196011
202011118
202115623
202221023
202320324
202418619
202520124

Firms

Marshall & Popp, LLC1127 filings

Top Clients

Sanofi U.S. Services, INC.88 filings
Pharmaceutical Research and Manufacturers of America80 filings
Pfizer, INC.80 filings
Genentech, INC.75 filings
Ford Motor Company70 filings
Personal Care Products Council68 filings
Google Client Services LLC66 filings
Amgen USA INC.65 filings
3m Company58 filings
Jazz Pharmaceuticals, INC. and its Subsidiaries, Including Greenwich Biosciences50 filings
Aicpa Association of International Certified Professional Accountants49 filings
Altria Client Services48 filings
Verizon Communications, INC.36 filings
Citizens for Responsible Energy Solutions34 filings
Federation of American Hospitals28 filings
Airports Council International - North America26 filings
Butterfly Network, INC.22 filings
A Place for Mom, INC.20 filings
Entertainment Software Association16 filings
Sapphire Digital15 filings

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Data Sources: Senate LDA Filings

Last updated: February 2026

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