Russell Thomasson

Registered Lobbyist
Disclosed Prior Positions
Chief of Staff, Legislative Dir and Legislative Assistant to Senator John Cornyn; Legislative Assistant to U.S. Senator Bob Smith
- Chief of Staff, Legislative Dir and Legislative Asst to Senator John Cornyn; Legislative Assistant to U.S. Senator Bob Smith
Lobby Filings
862
Clients
64
Firms
1
Years Active
2015–2026
Total Contributed
$109,835
Contributions
88
Recipients
38
Contrib Filings
22
Top Recipient Legislators
LegislatorPtyStTotal
John Cornyn R TX $38,500
Deb Fischer R NE $4,250
Marco Rubio R FL $2,700
John Thune R SD $2,500
Mitch Mcconnell R KY $2,000
Lisa Murkowski R AK $1,000
Sam Graves R MO $1,000
Patrick Toomey R PA $1,000
Roger Wicker R MS $1,000
David Young R IA $1,000
David Perdue R GA $1,000
Katie Britt R AL $1,000
Ted Cruz R TX $1,000
Tim Scott R SC $1,000
Tony Gonzales R TX $1,000
Bruce Westerman R AR $500
Jake Laturner R KS $500
Stephanie Bice R OK $500
William Thornberry R TX $500
Bill Johnson R OH $500
Top Committees / PACs
PayeeCountTotal
ALAMO PAC 8 $31,500
NATIONAL REPUBLICAN SENATORIAL COMMITTEE 14 $20,250
JOHN CORNYN FOR SENATE 3 $9,100
CORNYN VICTORY COMMITTEE 1 $5,000
TEXANS FOR SENATOR JOHN CORNYN 1 $3,500
DEB FISCHER FOR SENATE 5 $3,000
MARCO RUBIO FOR PRESIDENT 2 $2,700
MITCH MCCONNELL FOR SENATE 2 $2,535
HEARTLAND VALUES PAC 1 $2,500
LISA MURKOWSKI FOR SENATE 2 $1,500
FISCHER FOR SENATE 3 $1,250
MCCONNELL FOR SENATE 1 $1,000
PERDUE FOR SENATE 1 $1,000
BRUUN FOR CONGRESS 1 $1,000
ROGER WICKER FOR SENATE 1 $1,000

Lobbying Filings

YearFirmClientIncomeDoc
2026
3rd Quarter - Termination
CASSIDY & ASSOCIATES, INC. VERIZON $40,000
2026
2nd Quarter - Report
CASSIDY & ASSOCIATES, INC. SOUTHERN COMPANY SERVICES, INC $60,000
2026
2nd Quarter - Report
CASSIDY & ASSOCIATES, INC. COMMONSPIRIT HEALTH $60,000
2026
2nd Quarter - Report
CASSIDY & ASSOCIATES, INC. PERATON $30,000
2026
2nd Quarter - Report
CASSIDY & ASSOCIATES, INC. ELECTRONIC FLUOROCARBONS $40,000
2026
2nd Quarter - Report
CASSIDY & ASSOCIATES, INC. ANTORA ENERGY $40,000
2026
2nd Quarter - Report
CASSIDY & ASSOCIATES, INC. INFINERA CORPORATION $50,000
2026
2nd Quarter - Report
CASSIDY & ASSOCIATES, INC. EOG RESOURCES $60,000
2026
2nd Quarter - Report
CASSIDY & ASSOCIATES, INC. PORT OF CORPUS CHRISTI AUTHORITY $60,000
2026
2nd Quarter - Report
CASSIDY & ASSOCIATES, INC. PORT OF HOUSTON AUTHORITY OF HARRIS COUNTY, TEXAS $60,000
Page 1 of 50  ·  500 filings Next

Political Contributions

Recipient / Honoree Legislator Payee / Committee Date Amount
Senator John Cornyn John Cornyn (R, TX) TEXANS FOR SENATOR JOHN CORNYN Mar 11, 2026 $3,500
Senator John Thune John Thune (R, SD) HEARTLAND VALUES PAC Jun 23, 2025 $2,500
Senator John Cornyn John Cornyn (R, TX) JOHN CORNYN FOR SENATE Feb 27, 2025 $3,500
Congressman Sam Graves Sam Graves (R, MO) SAM GRAVES FOR CONGRESS Dec 17, 2024 $1,000
Cornyn Victory Committee — CORNYN VICTORY COMMITTEE Sep 12, 2024 $5,000
Congressman Brett Guthrie Brett Guthrie (R, KY) BRETT GUTHRIE FOR CONGRESS Jun 6, 2024 $500
Senator Roger Marshall Roger Marshall (R, KS) KANSANS FOR MARSHALL Jun 6, 2024 $500
Senator John Cornyn John Cornyn (R, TX) ALAMO PAC Feb 6, 2024 $5,000
Congresswoman Stephanie Bice Stephanie Bice (R, OK) BICE FOR CONGRESS Dec 20, 2023 $500
Congressman Tony Gonzales Tony Gonzales (R, TX) GONZALES FOR CONGRESS Jun 20, 2023 $500
Page 1 of 9  ·  88 contributions Next

Contribution Filings (LD-203)

YearPeriodPostedStatusDoc
2026 Mid Year Jul 30, 2026 Active
2025 Year End Jan 30, 2026 None
2025 Mid Year Jul 30, 2025 Active
2024 Year End Jan 17, 2025 Active
2024 Mid Year Jul 31, 2024 Active
2023 Year End Jan 29, 2024 Active
2023 Mid Year Jul 31, 2023 Active
2022 Year End Jan 17, 2023 Active
2022 Mid Year Jul 29, 2022 Active
2021 Year End Jan 30, 2022 Active
2021 Mid Year Jul 30, 2021 Active
2020 Year End Jan 29, 2021 Active
2020 Mid Year Jul 30, 2020 None
2019 Year End Jan 29, 2020 Active
2019 Mid Year Jul 23, 2019 Active
2018 Year End Jan 30, 2019 Active
2018 Mid Year Jul 26, 2018 Active
2017 Year End Jan 23, 2018 Active
2017 Mid Year Jul 27, 2017 Active
2016 Year End Jan 30, 2017 Active
2016 Mid Year Jul 28, 2016 Active
2015 Year End Jan 28, 2016 Active