Cornerstone Government Affairs, INC.

Cornerstone Government Affairs, INC. is a lobbying firm that has earned $276.8M in lobbying income across 6,704 filings, representing 601 clients over 8 years (2018–2025). The firm employs 100 lobbyists across 69 policy issue areas.

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AI Overview

Cornerstone Government Affairs, INC. has earned $276.8M in lobbying income across 6,704 filings, representing 601 clients. This makes it one of the highest-earning lobbying firms in Washington. The firm deploys 100 lobbyists across 69 policy areas. Active from 2018 to 2025.

$276.8M
Total Income
601
Clients
100
Lobbyists
6704
Filings

Income by Year

YearLobbying Income
2018$20.5M
2019$21.6M
2020$25.1M
2021$33.2M
2022$35.9M
2023$43.3M
2024$45.3M
2025$52.0M

Clients (601)

Lobbyists (100)

Issue Areas (69)

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Data Sources: Senate LDA Filings

Last updated: February 2026

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