Marshall & Popp, LLC

Marshall & Popp, LLC is a lobbying firm that has earned $21.0M in lobbying income across 451 filings, representing 36 clients over 7 years (2019–2025). The firm employs 3 lobbyists across 33 policy issue areas.

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AI Overview

Marshall & Popp, LLC has earned $21.0M in lobbying income across 451 filings, representing 36 clients. It is a significant player in the federal lobbying industry. across 33 policy areas. Active from 2019 to 2025.

$21.0M
Total Income
36
Clients
3
Lobbyists
451
Filings

Income by Year

YearLobbying Income
2019$1.4M
2020$2.0M
2021$2.4M
2022$3.8M
2023$3.6M
2024$3.5M
2025$4.3M

Clients (36)

Lobbyists (3)

Issue Areas (33)

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Data Sources: Senate LDA Filings

Last updated: February 2026

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