Charles Brittingham
🏛️ Revolving DoorFormer Government Positions:
Professional Staff Member-Senate Environment & Public Works Committee
Former senior policy advisor for Senate EPW
1,025
Total Filings
1
Firms
27
Clients
20
Issue Areas
Activity by Year
| Year | Filings | Clients |
|---|---|---|
| 2018 | 141 | 11 |
| 2019 | 154 | 11 |
| 2020 | 167 | 14 |
| 2021 | 122 | 16 |
| 2022 | 110 | 11 |
| 2023 | 96 | 10 |
| 2024 | 105 | 13 |
| 2025 | 130 | 15 |
Firms
Cassidy & Associates, INC.1025 filings
Top Clients
Resources Environmental Solutions ("res")150 filings
Covestro, LLC109 filings
Morgan City Harbor and Terminal District106 filings
Tarrant Regional Water District100 filings
Port of Corpus Christi Authority73 filings
North Carolina State Ports Authority72 filings
Texas Central Partners LLC40 filings
Port Authority of San Antonio38 filings
Georgia Ports Authority32 filings
Cheniere Energy28 filings
Bellwether District Holdings, LLC24 filings
Vesta, INC20 filings
Mobile Baykeeper18 filings
National Wildlife Federation Action Fund16 filings
Nimitz Group, LLC15 filings
Hrp Mercer Urban12 filings
Hrp Hudson Urban12 filings
Data Sources: Senate LDA Filings
Last updated: February 2026
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