Who lobbies through Interstate Gas Supply, LLC, D/b/a Igs Energy?
1 lobbyist registered with the Illinois Secretary of State name Interstate Gas Supply, LLC, D/b/a Igs Energy as their lobbying firm, representing 1 client or employer.
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 (1)
Clients and employers (1)
Search lobbyists for Interstate Gas Supply, LLC, D/b/a Igs Energy · More lobbying firms: I