AMEREN SERVICE CORPORATION FKA AMEREN

Lobbying Spend

—

Filings

Firms Hired

Active Period

1999–2026

Lobbying Spend by Year

Client-reported lobbying expenses on LDA filings

Year	Lobbying Spend	Filings	Firms
2026	—	3	1
2025	—	4	1
2024	—	5	1
2000	—	1	1
1999	—	3	1

Lobbying firms retained by this client; amounts are client-reported expenses when available

Firm Name	Reported Spend	Filings
MERCURY PUBLIC AFFAIRS LLC	—	16

Government entities explicitly identified as targets in LDA filings

Government Body	Filings
HOUSE OF REPRESENTATIVES	14
SENATE	14
Office of Administration	11
Energy, Dept of	3
State, Dept of (DOS)	3
Treasury, Dept of	3
Council of Economic Advisers (CEA)	2
Council on Environmental Quality (CEQ)	2
Environmental Protection Agency (EPA)	2

Most frequently reported lobbying issues

AMEREN SERVICE CORPORATION FKA AMEREN — Lobbying Disclosure | Poliscope