Mark Warren

Registered Lobbyist
Disclosed Prior Positions
Chf Tax Counsel, Sen Fin Comm; Sr Tax Counsel, Sen Thune; Tax Counsel, Hs W&M Comm; Dep Asst Sec, Dept of Treas, Leg Affairs; Chf Counsel, Sen Repub Policy Comm; Staff Dir and Chf Counsel, Sen Small Bus Comm; Tax & Finance Counsel, Sen Small Bus Comm
Chf Tax Counsel, Sen Fin Comm; Sr Tax Counsel, Sen Thune; Tax Counsel, Hs W&M Comm; Dep Asst Sec, Dept of Treas, Leg Affairs; Chf Counsel, Sen Repub Policy Comm; Staff Dir and Chf Counsel, Sen Small Bus Comm; TaxAndFinance Counsel, Sen Small Bus Comm
Chf Tax Counsel, Sen Fin Comm; Sr Tax Counsel, Sen Thune; Tax Counsel, Hs W&M Comm; Dep Asst Sec, Dept of Treas, Leg Affairs; Chf Counsel,Sen Repub Policy Comm; Staff Dir and Chf Counsel, Sen Small Bus Comm; Tax And FinanceCounsel, Sen Small Bus Comm
Chf TaxCounsel, Sen Fin Comm; Sr Tax Counsel, Sen Thune; Tax Counsel, Hs W&M Comm; Dep Asst Sec, Dept of Treas, Leg Affairs; Chf Counsel,Sen Repub Policy Comm; Staff Dir and Chf Counsel, Sen Small Bus Comm; Tax And Finance Counsel, Sen Small Bus Comm
Chf TaxCounsel, Sen Fin Comm; Sr Tax Counsel, Sen Thune; TaxCounsel, Hs W&M Comm; Dep Asst Sec, Dept of Treas, Leg Affairs; Chf Counsel, Sen Repub Policy Comm; Staff Dir and Chf Counsel, Sen Small Bus Comm; Tax And Finance Counsel, Sen Small Bus Comm
ChfTaxCounsel, Sen Fin Comm; SrTaxCounsel, Sen Thune; TaxCounsel, Hs W&M Comm; DepAsstSec, Dept of Treas, Leg Affairs; ChfCounsel, Sen Repub Policy Comm; StaffDir and ChfCounsel, Sen Small Bus Comm; TaxAndFinanceCounsel, Sen Small Bus Comm
Lobby Filings
835
Clients
82
Firms
1
Years Active
2021–2026
Total Contributed
$77,500
Contributions
118
Recipients
55
Contrib Filings
9
Top Recipient Legislators
LegislatorPtyStTotal
Jason Smith R MO $12,000
David Schweikert R AZ $4,000
Claudia Tenney R NY $2,500
Mitch Mcconnell R KY $2,000
Nicole Malliotakis R NY $2,000
John Thune R SD $2,000
Carol Miller R WV $1,500
Tim Sheehy R MT $1,500
W. Steube R FL $1,250
Blake Moore R UT $1,000
John Barrasso R WY $1,000
Steve Scalise R LA $1,000
Chuck Grassley R IA $1,000
Randy Feenstra R IA $1,000
Adrian Smith R NE $1,000
Mike Carey R OH $1,000
Brian Fitzpatrick R PA $1,000
Vern Buchanan R FL $1,000
Michelle Steel R CA $1,000
Thomas Tillis R NC $1,000
Top Committees / PACs
PayeeCountTotal
MR. SMITH PAC 11 $11,500
FRIENDS OF DAVID SCHWEIKERT 6 $4,000
NRSC 3 $2,500
NRCC 3 $2,500
NATIONAL REPUBLICAN SENATORIAL COMMITTEE 2 $2,500
NATIONAL REPUBLICAN CONGRESSIONAL COMMITTEE 2 $2,000
MCCONNELL FOR MAJORITY LEADER 2 $2,000
GREG STEUBE FOR CONGRESS 3 $1,250
BLAKE MOORE FOR CONGRESS 2 $1,000
2024 THUNE REPUBLICAN SENATE VICTORY 1 $1,000
BETH VAN DUYNE FOR CONGRESS 2 $1,000
REPUBLICAN NATIONAL COMMITTEE 1 $1,000
NICOLE FOR NEW YORK 1 $1,000
LONESTAR VICTORY FUND 1 $1,000
CLAUDIA FOR CONGRESS 2 $1,000

Lobbying Filings

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Political Contributions

Recipient / Honoree Legislator Payee / Committee Date Amount
Rep. Brian Jack Brian Jack (R, GA) BRIAN JACK FOR CONGRESS Dec 10, 2025 $500
Michael Whatley — WHATLEY VICTORY COMMITTEE Dec 8, 2025 $500
Rep. Jeff Crank Jeff Crank (R, CO) JEFF CRANK FOR CONGRESS Dec 8, 2025 $250
Rep. Greg Murphy — DR. GREG MURPHY FOR CONGRESS Dec 2, 2025 $1,000
Rep. David Kustoff David Kustoff (R, TN) KUSTOFF FOR CONGRESS Nov 11, 2025 $1,000
Rep. Greg Steube W. Steube (R, FL) GREG STEUBE FOR CONGRESS Nov 6, 2025 $500
Rep. Jason Smith Jason Smith (R, MO) MR. SMITH PAC Oct 25, 2025 $1,000
Rep. Claudia Tenney Claudia Tenney (R, NY) TENNEY FOR CONGRESS Oct 25, 2025 $500
Sen. Steve Daines Steve Daines (R, MT) STEVE DAINES FOR MONTANA Sep 14, 2025 $1,000
Rep. Jason Smith Jason Smith (R, MO) MR. SMITH PAC Sep 14, 2025 $1,000
Page 1 of 12  ·  118 contributions Next

Contribution Filings (LD-203)

YearPeriodPostedStatusDoc
2025 Year End Jan 18, 2026 Active
2025 Mid Year Jul 19, 2025 Active
2024 Year End Jan 25, 2025 Active
2024 Mid Year Jul 21, 2024 Active
2023 Year End Jan 21, 2024 Active
2023 Mid Year Jul 16, 2023 Active
2022 Year End Jan 20, 2023 Active
2022 Mid Year Jul 17, 2022 Active
2021 Year End Jan 25, 2022 Active