Lobbyist

WHITEHORN, SAMUEL

COVERED POSITION(S)

ACTING SD, US SENATE COMMERCE COMMITTEE
ACTING SD, US SENATE COMMERCE COMMITTEESR. COUNSEL, US SENATE COMMERCE COMMITTEESR. ATTY., OFFICE OF GC, US DOT
ACTING STAFF DIRECTOR, US SENATE COMMERCE COMMITTEESR. COUNSEL, US SENATE COMMERCE COMMITTEESR. ATTY., OFFICE OF GC, US DOT
DEPUTY STAFF DIRECTOR/GENERAL COUNSEL, US SENATE
DEP STAFF DIR/GC, US DEPT OF TRANSPORTATION
DEP. STAFF DIRECTOR/ GEN. COUNSEL, US SENATE
DEP. STAFF DIRECTOR/DEN. COUNSEL, US SENATE
DEP. STAFF DIRECTOR/GEN COUNSEL, US SENATE
DEP. STAFF DIRECTOR/GEN. COUNSEL, US SENATE
DEP. STAFF DIRECTOR/GEN.COUNSEL, US SENATE
DEP.STAFF DIRECTOR/GEN. COUNSEL, US SENATE
DEPUTY SD/GC US SENATE COMMERCE COMMITTEE; ACTING SD, US SENATE COMMERCE COMMITTEE; SR. COUNSEL, US SENATE COMMERCE COMMITTEE
DEPUTY SD/GC, SENATE COMMERCE COMMITTEE ; ; ACTING SD, SENATE COMMERCE COMMITTEE ; ; SR. COUNSEL, SENATE COMMERCE COMMITTEE
DEPUTY SD/GC, US SENATE COMMERCE COMMITTE; ACTING SD, US SENATE COMMERCE COMMITTEE; SR. COUNSEL, US SENATE COMMERCE COMMITTEE
DEPUTY SD/GC, US SENATE COMMERCE COMMITTEE
DEPUTY SD/GC, US SENATE COMMERCE COMMITTEE (3/1990-12/2006) ; ; ACTING SD, US SENATE COMMERCE COMMITTEE (3/1990-12/2006) ; ; SR. COUNSEL, US SENATE COMMERCE COMMITTEE (3/1990-12/2006)
DEPUTY SD/GC, US SENATE COMMERCE COMMITTEE ; ; ACTING SD, US SENATE COMMERCE COMMIT. ; ; SR. COUNSEL, US SENATE COMMERCE COMMITTEE
DEPUTY SD/GC, US SENATE COMMERCE COMMITTEE ; ; ACTING SD, US SENATE COMMERCE COMMITTEE ; ; SR. COUNSEL, US SENATE COMMERCE COMMITTEE
DEPUTY SD/GC, US SENATE COMMERCE COMMITTEE ; ; ACTING SD, US SENATE COMMERCE COMMITTEE ; ; SR. COUNSEL, US SENATE COMMERCE COMMITTEE ; ; SR. ATTY., OFFICE OF GC, US DOT
DEPUTY SD/GC, US SENATE COMMERCE COMMITTEE; ACTING COUNSEL, US SENATE COMMERCE COMMITTEE; SR. COUNSEL, US SENATE COMMERCE COMMITTEE.
DEPUTY SD/GC, US SENATE COMMERCE COMMITTEE; ACTING SD, US SENATE COMMERCE COMMITTEE; SR. COUNSEL, US SENATE COMMERCE COMMITTEE
DEPUTY SD/GC, US SENATE COMMERCE COMMITTEE; ACTING SD, US SENATE COMMERCE COMMITTEE; SR. COUNSEL, US SENATE COCMMERCE COMMITTEE
DEPUTY SD/GC, US SENATE COMMERCE COMMITTEE; ACTING SD, US SENATE COMMERCE COMMITTEE; SR. COUNSEL, US SENATE COMMERCE COMMITTEE
DEPUTY SD/GC, US SENATE COMMERCE COMMITTEE;ACTING SD, US SENATE COMMERCE COMMITTEE; SR. COUNSEL, US SENATE COMMERCE COMMITTEE
DEPUTY SD/GC, US SENATE COMMERCE COMMITTTEE ; ; ACTING SD, US SENATE COMMERCE COMMITTEE ; ; SR. COUNSEL, US SENATE COMMERCE COMMITTEE
DEPUTY SD/GV, US SENATE COMMERCE COMMITTEE; ACTING SD, US SENATE COMMERCE COMMITTEE; SR. COUNSEL, US SENATE COMMERCE COMMITTEE
DEPUTY STAFF DIRECTOR/GC, US SENATE COMMERCE COMMITTEE
DEPUTY STAFF DIRECTOR/GC, US SENATE COMMERCE COMMITTEE ; ; ACTING STAFF DIRECTOR, US SENATE COMMERCE COMMITTEE ; ; SR. COUNSEL, US SENATE COMMERCE COMMITTEE ; ; SR. ATTY., OFFICE OF GC, US DOT
DEPUTY, SD/GC, US SENATE COMMERCE COMMITTEE; ACTING SD, US SENATE COMMERCE COMMITTEE; SR. COUNSEL, US SENATE COMMERCE COMMITTEE
DEPUTYSD/GC, US SENATE COMMERCE COMMITTEE; ACTING SD, US SENATE COMMERCE COMMITTEE; SR. COUNSEL, US SENATE COMMERCE COMMITTEE
SENIOR LA, CONGRESSMAN MICHAEL CAPUANO; LA, CONGRESSWOMAN CAROLYN KILPATRICK
SR ATTY OFFICE OF GC, US DEPT OF TRANS
SR ATTY OFFICE OF GC, US DEPT OF TRANSP
SR ATTY OFFICE OF GC, US DEPT OF TRANSPORT.
SR. ATTY., OFFICE OF GC, US DOT
SR. ATTY., OFFICE OF GC, US DOT ; ; SR. COUNSEL, US SENATE COMMERCE COMMITTEE ; ; ACTING SD, US SENATE COMMERCE COMMITTEE ; ; DEPUTY SD/GC, US SENATE COMMERCE COMMITTEE
SR. COUNSEL, US SENATE COMMERCE COMMITTEE

FILINGS KEY

Client Is Connected to China as Indicated in Filing

Client Is Connected to China as per Heritage Foundation Analysis

No Known Client Connection to China

—

Lobbying Terminated

Show Only Filings With China-Connected Clients

Show Only Active Filings

Based on data as of April 24, 2026

Associated Filings (210)

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WHITEHORN, SAMUEL

Year: 2025 Client: CIRRUS DESIGN CORPORATION

Year: 2025 Client: EXCELLA CO

Year: 2025 Client: MARATHON PETROLEUM CORPORATION

Year: 2025 Client: NCTA THE INTERNET AND TELEVISION ASSOCIATION

Year: 2025 Client: PIASECKI AIRCRAFT CORPORATION

Year: 2025 Client: RESOURCE PUBLIC AFFAIRS ON BEHALF OF SUPPLY BUILD CANADA

Year: 2025 Client: SOCIETY OF CHEMICAL MANUFACTURERS & AFFILIATES

Year: 2025 Client: SPOKANE AIRPORT BOARD

Year: 2024 Client: DONOHOE COMPANIES INC

Year: 2023 Client: FOXTROT SIERRA

Year: 2023 Client: GONZAGA UNIVERSITY

Year: 2023 Client: INTERNATIONAL WAREHOUSE LOGISTICS ASSOCIATION

Year: 2023 Client: OFFSHORE MARINE SERVICES ASSOCIATION

Year: 2023 Client: SOLAMERICA ENERGY

Year: 2022 Client: ADB SAFEGATE AMERICAS LLC

Year: 2022 Client: AIRSIDE MOBILE INC

Year: 2022 Client: APPLIED DIGITAL

Year: 2022 Client: COOLEY LLP ON BEHALF OF EAST HAMPTON

Year: 2022 Client: EMBRAER AIRCRAFT HOLDING INC

Year: 2022 Client: GARRETT ADVANCING MOTION

Year: 2022 Client: HAWTHORN GROUP LC ON BEHALF OF ORIGIS ENERGY

Year: 2022 Client: JOBY AERO INC

Year: 2022 Client: MAJOR LEAGUE SOCCER PLAYERS ASSOCIATION

Year: 2022 Client: NATIONAL BASKETBALL PLAYERS ASSOCIATION

Year: 2022 Client: NATIONAL FOOTBALL LEAGUE PLAYERS ASSOCIATION

Year: 2022 Client: NATIONAL HOCKEY LEAGUE PLAYERS ASSOCIATION

Year: 2022 Client: NEXTEON TECHNOLOGIES

Year: 2022 Client: PEAK POWER

Year: 2022 Client: RENEWABLE WATER RESOURCES

Year: 2022 Client: SSAB ENTERPRISES LLC

Year: 2021 Client: BRISTOW GROUP INC

Year: 2021 Client: GENERAL MOTORS LLC

Year: 2021 Client: MAJOR LEAGUE BASEBALL PLAYERS ASSOCIATION

Year: 2021 Client: VILLAGE OF OSWEGO

Year: 2021 Client: ZEROAVIA

Year: 2020 Client: AIRPORT RESTAURANT & RETAIL ASSOCIATION

Year: 2020 Client: BABCOCK & WILCOX ENTERPRISES INC

Year: 2020 Client: ELECTRIC TOBACCONIST USA

Year: 2020 Client: PORT OF SEATTLE

Year: 2020 Client: REGIONAL AIRLINE ASSOCIATION

Year: 2020 Client: RIM SERVICES LLC

Year: 2020 Client: SIGNATURE FLIGHT SUPPORT

Year: 2020 Client: SUN CHEMICAL CORPORATION

Year: 2020 Client: UDACITY INC

Year: 2019 Client: AECOM TECHNICAL SERVICES INC

Year: 2019 Client: AIR METHODS CORPORATION

Year: 2019 Client: AMERICAN AIRLINES INC

Year: 2019 Client: AMERICAN TRUCKING ASSOCIATION

Year: 2019 Client: ASSOCIATION FOR UNMANNED VEHICLES SYSTEMS INTL

Year: 2019 Client: CHARTER COMMUNICATIONS OPERATING LLC

Year: 2019 Client: CITY OF HILLSBORO

Year: 2019 Client: CRRC MA CORPORATION

Year: 2019 Client: DOWNLOAD FAIRNESS COALITION

Year: 2019 Client: FEDEX

Year: 2019 Client: GENERAL ELECTRIC COMPANY

Year: 2019 Client: GORDIAN GROUP LLC

Year: 2019 Client: HONEYWELL INTERNATIONAL INC

Year: 2019 Client: JACKSON MUNICIPAL AIRPORT AUTHORITY

Year: 2019 Client: KITTY HAWK CORPORATION

Year: 2019 Client: LYTX INC

Year: 2019 Client: META PLATFORMS INC

Year: 2019 Client: MICROSOFT CORPORATION

Year: 2019 Client: NATIONAL TOUR ASSOCIATION

Year: 2019 Client: NETJETS INC

Year: 2019 Client: NORTHWEST SEAPORT ALLIANCE

Year: 2019 Client: SAN DIEGO COUNTY REGIONAL AIRPORT AUTHORITY

Year: 2019 Client: SIGNAL GROUP CONSULTING LLC ON BEHALF OF AMERICAN TRUCKING ASSOCIATION

Year: 2019 Client: SIGNAL GROUP CONSULTING LLC ON BEHALF OF COMPTIA MEMBER SERVICES LLC

Year: 2019 Client: SIGNAL GROUP CONSULTING LLC ON BEHALF OF CRRC MA CORPORATION

Year: 2019 Client: SIGNAL GROUP CONSULTING LLC ON BEHALF OF FEDEX

Year: 2019 Client: SIGNAL GROUP CONSULTING LLC ON BEHALF OF JACKSON MUNICIPAL AIRPORT AUTHORITY

Year: 2019 Client: SIGNAL GROUP CONSULTING LLC ON BEHALF OF PORT OF SEATTLE

Year: 2019 Client: SIGNAL GROUP CONSULTING LLC ON BEHALF OF SAN DIEGO COUNTY REGIONAL AIRPORT AUTH

Year: 2019 Client: SIGNAL GROUP CONSULTING LLC ON BEHALF OF WIRELESS INFRASTRUCTURE ASSOCIATION

Year: 2019 Client: UNITED STATES CONTRACT WEATHER OBSERVING ASSOCIATION

Year: 2019 Client: UNITED STATES TOUR OPERATORS ASSOCIATION

Year: 2019 Client: WIRELESS INFRASTRUCTURE ASSOCIATION

Year: 2018 Client: CRRC MA CORPORATION

Year: 2018 Client: KHAN JOHNSON LLP FOR LEADER COMMUNICATIONS INC