Who lobbies through Thomson Weir LLC?

3 lobbyists registered with the Illinois Secretary of State name Thomson Weir LLC as their lobbying firm, representing 29 clients and employers.

Source: public lobbyist registrations filed with the Illinois Secretary of State (Illinois Secretary of State, Lobbyist Division: Lobbyist Entity Client Data (Illinois Data Portal, updated daily), 2026 registrations), refreshed November 9, 2026. Represent this organization? Claim this profile (free).

Registered lobbyists (3)

Clients and employers (29)

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