District of Columbia Lobbying

Federal lobbying by clients headquartered in District of Columbia

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AI Overview

Clients headquartered in District of Columbia have spent $4.5B on federal lobbying across 174.5K filings. With 6,659 active lobbying clients, District of Columbia is one of the most influential states in Washington. This spending reveals which industries and companies in District of Columbia have the most at stake in federal policy.

$4.5B
Total Lobbying
6,659
Clients
174.5K
Filings

Spending by Year

YearSpending
2018$415.9M
2019$439.1M
2020$444.3M
2021$476.7M
2022$539.2M
2023$1.1B
2024$485.3M
2025$576.5M

Biggest Spenders in District of Columbia

Data Sources: Senate LDA Filings

Last updated: February 2026

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