Stuart Chapman

Registered Lobbyist
Disclosed Prior Position
Chief of Staff, Representative Carolyn McCarthy; Chief of Staff, Representative Zack Space; Press Secretary, Senator Jay Rockefeller; Press Secretary, Representative Barbara Lee
Lobby Filings
631
Clients
43
Firms
1
Years Active
2016–2026
Total Contributed
$295,550
Contributions
384
Recipients
121
Contrib Filings
22
Top Recipient Legislators
LegislatorPtyStTotal
Katherine Clark D MA $20,500
Frank Pallone D NJ $19,500
Christopher Coons D DE $8,250
Jon Tester D MT $7,750
Kyrsten Sinema D AZ $7,500
Robert Casey D TX $5,000
Bill Pascrell D NJ $5,000
Tony Cardenas D CA $5,000
Suzan Delbene D WA $4,500
Diana Degette D CO $4,500
Jake Auchincloss D MA $4,500
Joe Donnelly D IN $4,000
Elissa Slotkin D MI $4,000
Ben Lujan D NM $4,000
Jerrold Nadler D NY $4,000
Tom O'Halleran D AZ $4,000
Bill Foster D IL $3,750
Pete Aguilar D CA $3,750
Doris Matsui D CA $3,500
Paul Tonko D NY $3,500
Top Committees / PACs
PayeeCountTotal
SHORE PAC 8 $21,000
KATHERINE CLARK MAJORITY FUND 2 $10,000
KATHERINE CLARK FOR CONGRESS 9 $9,000
BLUE DOG PAC 6 $7,500
SINEMA FOR ARIZONA 6 $7,000
PALLONE FOR CONGRESS 5 $6,500
MONTANANS FOR TESTER 6 $6,500
FUTURE FORUM PAC 3 $6,000
VICTORY 2020 2 $5,000
TONY CARDENAS FOR CONGRESS 5 $5,000
CHRIS COONS FOR DELAWARE 5 $5,000
PASCRELL FOR CONGRESS 10 $5,000
DIANA DEGETTE FOR CONGRESS 3 $4,500
JAKE AUCHINCLOSS FOR CONGRESS 3 $4,500
PEOPLE FOR BEN 3 $4,000

Lobbying Filings

YearFirmClientIncomeDoc
2026
2nd Quarter - Report
THORN RUN PARTNERS TALKIATRY MANAGEMENT SERVICES $30,000
2026
2nd Quarter - Report
THORN RUN PARTNERS CND LIFE SCIENCES $50,000
2026
2nd Quarter - Report
THORN RUN PARTNERS LIQUIDIA TECHNOLOGIES, INC. $60,000
2026
2nd Quarter - Report
THORN RUN PARTNERS COLLEGE OF HEALTHCARE INFORMATION MANAGEMENT EXEC… $30,000
2026
2nd Quarter - Report
THORN RUN PARTNERS AMYLYX $40,000
2026
2nd Quarter - Report
THORN RUN PARTNERS ALORA PHARMACEUTICALS, LLC $150,000
2026
2nd Quarter - Report
THORN RUN PARTNERS T-MOBILE USA, INC. $40,000
2026
2nd Quarter - Report
THORN RUN PARTNERS STRYKER CORPORATION $50,000
2026
2nd Quarter - Report
THORN RUN PARTNERS INTERDIGITAL, INC. $80,000
2026
2nd Quarter - Report
THORN RUN PARTNERS DYSAUTONOMIA INTERNATIONAL $40,000
Page 1 of 50  ·  500 filings Next

Political Contributions

Recipient / Honoree Legislator Payee / Committee Date Amount
Katherine Clark Katherine Clark (D, MA) KATHERINE CLARK MAJORITY FUND Jun 30, 2026 $5,000
Frank Pallone Frank Pallone (D, NJ) SHORE PAC Jun 30, 2026 $3,500
Lori Trahan Lori Trahan (D, MA) LORI TRAHAN -- U.S. CONGRESS Jun 30, 2026 $1,000
Sharice Davids Sharice Davids (D, KS) SHARICE FOR CONGRESS Jun 30, 2026 $500
Diana DeGette Diana Degette (D, CO) DIANA DEGETTE FOR CONGRESS Jun 28, 2026 $1,500
Diana DeGette Diana Degette (D, CO) DIANA DEGETTE FOR CONGRESS Jun 28, 2026 $1,000
Ted Lieu Ted Lieu (D, CA) TED LIEU FOR CONGRESS Apr 10, 2026 $1,500
Matt Maasdam — MATT MAASDAM FOR CONGRESS Mar 31, 2026 $1,000
Gabe Amo Gabe Amo (D, RI) GABE AMO FOR CONGRESS Mar 31, 2026 $1,000
Diana DeGette Diana Degette (D, CO) DIANA DEGETTE FOR CONGRESS Mar 30, 2026 $2,000
Page 1 of 39  ·  384 contributions Next

Contribution Filings (LD-203)

YearPeriodPostedStatusDoc
2026 Mid Year Jul 21, 2026 Active
2025 Year End Jan 30, 2026 Active
2025 Mid Year Jul 27, 2025 Active
2024 Year End Jan 27, 2025 Active
2024 Mid Year Jul 28, 2024 Active
2023 Year End Jan 12, 2024 Active
2023 Mid Year Jul 16, 2023 Active
2022 Year End Jan 26, 2023 Active
2022 Mid Year Jul 28, 2022 Active
2021 Year End Jan 31, 2022 Active
2021 Mid Year Jul 29, 2021 Active
2020 Year End Feb 26, 2021 Active
2020 Year End Feb 1, 2021 Active
2020 Mid Year Jul 30, 2020 Active
2019 Year End Jan 30, 2020 Active
2019 Mid Year Jul 29, 2019 Active
2018 Year End Jan 29, 2019 Active
2018 Mid Year Jul 26, 2018 Active
2017 Year End Jan 30, 2018 Active
2017 Mid Year Jul 28, 2017 Active
2016 Year End Jan 23, 2017 Active
2016 Mid Year Jul 27, 2016 Active