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Top Lobbying Firms

Ranked by client volume, retention, and government experience across all issues

1

Large • High Retention • Former Senior Staff

Why ranked

Represents 107 clients, 12 lobbyists. Includes 1 Senior Staff, 4 Agency Officials.

12 lobbyists107 clients
2

Large • High Retention • 8 Former Senior Staff

Why ranked

Represents 143 clients, 17 lobbyists. Includes 8 Senior Staff, 1 Agency Official.

17 lobbyists143 clients
3

Large • Medium Retention • 14 Former Senior Staff

Why ranked

Represents 176 clients, 22 lobbyists. Includes 14 Senior Staff, 5 Agency Officials.

22 lobbyists176 clients
4

Large • Medium Retention • 14 Former Senior Staff

Why ranked

Represents 453 clients, 56 lobbyists. Includes 14 Senior Staff, 8 Agency Officials.

56 lobbyists453 clients
5

Large • Medium Retention • Former Member of Congress

Why ranked

Represents 212 clients, 23 lobbyists. Includes 1 Former Member, 8 Senior Staff, 1 Agency Official.

23 lobbyists212 clients
6

Mid-size • High Retention • Former Senior Staff

Why ranked

Represents 70 clients, 4 lobbyists. Active in 31 issue areas.

4 lobbyists70 clients
7

Large • Medium Retention • 7 Former Senior Staff

Why ranked

Represents 148 clients, 19 lobbyists. Includes 7 Senior Staff, 3 Agency Officials.

19 lobbyists148 clients
8

Large • Medium Retention • 4 Former Members of Congress

Why ranked

Represents 131 clients, 9 lobbyists. Includes 4 Former Members, 2 Senior Staff, 1 Agency Official.

9 lobbyists131 clients
9

Mid-size • Medium Retention • 2 Former Members of Congress

Why ranked

Represents 127 clients, 9 lobbyists. Includes 2 Former Members, 4 Senior Staff.

9 lobbyists127 clients
10

Large • Medium Retention • 4 Former Senior Staff

Why ranked

Represents 296 clients, 36 lobbyists. Includes 4 Senior Staff, 1 Agency Official.

36 lobbyists296 clients
11

Large • Medium Retention • 4 Former Members of Congress

Why ranked

Represents 101 clients, 21 lobbyists. Includes 4 Former Members, 2 Senior Staff, 2 Agency Officials.

21 lobbyists101 clients
12

Large • Medium Retention • 2 Former Members of Congress

Why ranked

Represents 106 clients, 14 lobbyists. Includes 2 Former Members, 2 Senior Staff.

14 lobbyists106 clients
13

Large • Medium Retention • 20 Former Senior Staff

Why ranked

Represents 333 clients, 75 lobbyists. Includes 20 Senior Staff, 5 Agency Officials.

75 lobbyists333 clients
14

Mid-size • High Retention • 3 Former Senior Staff

Why ranked

Represents 81 clients, 8 lobbyists. Includes 3 Senior Staff, 1 Agency Official.

8 lobbyists81 clients
15

Large • Medium Retention • 7 Former Senior Staff

Why ranked

Represents 151 clients, 12 lobbyists. Includes 7 Senior Staff, 1 Agency Official.

12 lobbyists151 clients
16

Large • Medium Retention • 12 Former Senior Staff

Why ranked

Represents 185 clients, 18 lobbyists. Includes 12 Senior Staff.

18 lobbyists185 clients
17

Large • Medium Retention • 8 Former Senior Staff

Why ranked

Represents 117 clients, 17 lobbyists. Includes 8 Senior Staff.

17 lobbyists117 clients
18

Large • Medium Retention • 4 Former Members of Congress

Why ranked

Represents 302 clients, 27 lobbyists. Includes 4 Former Members, 6 Senior Staff.

27 lobbyists302 clients
19

Large • Medium Retention • 5 Former Senior Staff

Why ranked

Represents 171 clients, 22 lobbyists. Includes 5 Senior Staff, 3 Agency Officials.

22 lobbyists171 clients
20

Large • Medium Retention • 6 Former Senior Staff

Why ranked

Represents 212 clients, 13 lobbyists. Includes 6 Senior Staff, 2 Agency Officials.

13 lobbyists212 clients

Rankings based on public LDA filings. Learn how we rank firms

Last updated: 1/28/2026