Barnes & Thornburg, LLP

Barnes & Thornburg, LLP is a lobbying firm that has earned $30.1M in lobbying income across 1,048 filings, representing 143 clients over 8 years (2018–2025). The firm employs 30 lobbyists across 47 policy issue areas.

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AI Overview

Barnes & Thornburg, LLP has earned $30.1M in lobbying income across 1,048 filings, representing 143 clients. It is a significant player in the federal lobbying industry. The firm deploys 30 lobbyists across 47 policy areas. Active from 2018 to 2025.

$30.1M
Total Income
143
Clients
30
Lobbyists
1048
Filings

Income by Year

YearLobbying Income
2018$5.0M
2019$4.6M
2020$5.2M
2021$3.5M
2022$2.8M
2023$3.0M
2024$2.5M
2025$3.6M

Clients (143)

Lobbyists (30)

Issue Areas (47)

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Data Sources: Senate LDA Filings

Last updated: February 2026

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