William O'brien

Registered Lobbyist
Disclosed Prior Position
N/A
Lobby Filings
85
Clients
1
Firms
1
Years Active
2007–2026
Total Contributed
$26,600
Contributions
34
Recipients
16
Contrib Filings
38
Top Recipient Legislators
LegislatorPtyStTotal
Mike Johnson R LA $5,000
Mike Rogers R MI $3,600
Billy Long R MO $3,500
Cory Gardner R CO $1,500
Brett Guthrie R KY $1,000
Jay Obernolte R CA $1,000
Steve Stivers R OH $1,000
Richard Hudson R NC $500
David Reichert R WA $500
Kristi Noem R SD $500
Robert Latta R OH $500
Robert Hurt R VA $500
Mike Pompeo R KS $500
Maria Cantwell D WA $250
Phil Gingrey R GA $250
Top Committees / PACs
PayeeCountTotal
MIKE JOHNSON FOR LOUISIANA 2 $5,000
MIKE ROGERS FOR SENATE 3 $3,500
BILLY LONG FOR SENATE 3 $3,500
MORRISEY FOR SENATE 3 $2,500
JAY OBERNOLTE FOR CONGRESS 2 $1,000
BRETT GUTHRIE FOR CONGRESS 1 $1,000
SARA HART WEIR FOR CONGRESS 1 $1,000
GARDNER FOR SENATE 1 $1,000
STIVERS FOR CONGRESS 2 $1,000
TISEI CONGRESSIONAL COMMITTEE 1 $500
HUDSON FOR CONGRESS 1 $500
BASS VICTORY FUND 1 $500
STRICKLAND FOR CONGRESS 2012 1 $500
POMPEO FOR CONGRESS 1 $500
GARDNER FOR CONGRESS 1 $500

Lobbying Filings

YearFirmClientIncomeDoc
2008
4th Quarter - Report
AMGEN, INC. AMGEN INC
2008
3rd Quarter - Report
AMGEN, INC. AMGEN INC
2008
2nd Quarter - Report
AMGEN, INC. AMGEN INC
2008
1st Quarter - Report
AMGEN, INC. AMGEN INC

Political Contributions

Recipient / Honoree Legislator Payee / Committee Date Amount
Mike Rogers Mike Rogers (R, MI) MIKE ROGERS FOR SENATE Apr 27, 2026 $2,000
Mike Rogers Mike Rogers (R, MI) MIKE ROGERS FOR SENATE Mar 12, 2026 $1,000
Jay Obernolte Jay Obernolte (R, CA) JAY OBERNOLTE FOR CONGRESS Jul 21, 2025 $500
Jay Obernolte Jay Obernolte (R, CA) JAY OBERNOLTE FOR CONGRESS Jul 21, 2025 $500
Mike Johnson Mike Johnson (R, LA) MIKE JOHNSON FOR LOUISIANA Jul 17, 2025 $2,500
Mike Johnson Mike Johnson (R, LA) MIKE JOHNSON FOR LOUISIANA Jul 17, 2025 $2,500
Brett Guthrie Brett Guthrie (R, KY) BRETT GUTHRIE FOR CONGRESS Oct 22, 2024 $1,000
Mike Rogers Mike Rogers (R, MI) MIKE ROGERS FOR SENATE Sep 26, 2023 $500
Billy Long Billy Long (R, MO) BILLY LONG FOR SENATE Mar 30, 2022 $1,000
Billy Long Billy Long (R, MO) BILLY LONG FOR SENATE Feb 18, 2022 $1,500
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Contribution Filings (LD-203)

YearPeriodPostedStatusDoc
2026 Mid Year Jul 21, 2026 Active
2025 Year End Jan 30, 2026 Active
2025 Year End Jan 9, 2026 Active
2025 Mid Year Jul 22, 2025 None
2024 Year End Jan 22, 2025 Active
2024 Mid Year Jul 26, 2024 None
2023 Year End Jan 17, 2024 Active
2023 Mid Year Jul 26, 2023 None
2022 Year End Jan 10, 2023 None
2022 Mid Year Jul 27, 2022 Active
2021 Year End Jan 26, 2022 Active
2021 Mid Year Jul 22, 2021 None
2020 Year End Apr 21, 2021 None
2020 Mid Year Jul 23, 2020 None
2019 Year End Jan 24, 2020 Active
2019 Mid Year Jul 29, 2019 None
2018 Year End Jan 24, 2019 Active
2018 Mid Year Jul 24, 2018 Active
2017 Year End Jan 30, 2018 Active
2017 Mid Year Jul 27, 2017 None
2016 Year End Jan 30, 2017 None
2016 Mid Year Jul 28, 2016 None
2015 Year End Jan 29, 2016 None
2015 Mid Year Jul 30, 2015 None
2014 Mid Year May 28, 2015 None
2014 Year End Jan 30, 2015 Active
2013 Year End Jan 30, 2014 Active
2013 Mid Year Jul 26, 2013 None
2012 Year End Jan 28, 2013 Active
2012 Mid Year Jul 26, 2012 Active
2011 Year End Jan 30, 2012 Active
2011 Mid Year Jul 22, 2011 None
2010 Year End Jan 24, 2011 Active
2010 Mid Year Jul 29, 2010 Active
2009 Year End Jan 29, 2010 None
2009 Mid Year Jul 29, 2009 Active
2008 Year End Jan 30, 2009 Active
2008 Mid Year Jul 30, 2008 None