PERCHLORATE STUDY GROUP

Lobbying Spend

—

Filings

Firms Hired

Active Period

2012–2026

Lobbying Spend by Year

Client-reported lobbying expenses on LDA filings

Year	Lobbying Spend	Filings	Firms
2026	—	3	1
2025	—	4	1
2024	—	4	1
2023	—	4	1
2022	—	4	1
2021	—	4	1
2020	—	4	1
2019	—	4	1
2018	—	4	1
2017	—	4	1
2016	—	4	1
2015	—	4	1
2014	—	4	1
2013	—	4	1
2012	—	6	1

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

Firm Name	Reported Spend	Filings
VAN NESS FELDMAN, LLP	—	61

Government entities explicitly identified as targets in LDA filings

Government Body	Filings
HOUSE OF REPRESENTATIVES	60
SENATE	59
Environmental Protection Agency (EPA)	57

Most frequently reported lobbying issues

Issue Code	Description	Reports
Environment/Superfund	Environment/Superfund	61

PERCHLORATE STUDY GROUP — Lobbying Disclosure | Poliscope