Benjamin Klein

Registered Lobbyist
Disclosed Prior Positions
Legislative Director, Senator Byron Dorgan (2007-2010); Legislative Assistant, Senator Byron Dorgan (2005-2007)
Legislative Director, Senator Byron Dorgan (2007-2010); LegislativeAssistant, Senator Byron Dorgan (2005-2007)
Legislative Director, Senator Byron Dorgan ; ; Legislative Assistant, Senator Byron Dorgan
Legislative Director, Senator Byron Dorgan;Legislative Assistant, Senator Byron Dorgan
Leg Asst / Leg Dir, Sen. Dorgan
Lobby Filings
1,187
Clients
125
Firms
1
Years Active
2010–2025
Total Contributed
$431,420
Contributions
410
Recipients
154
Contrib Filings
32
Top Recipient Legislators
LegislatorPtyStTotal
Donald Beyer D VA $24,500
Jon Tester D MT $16,250
Heidi Heitkamp D ND $15,250
Martin Heinrich D NM $10,000
Robert Casey D TX $8,420
Mark Udall D CO $7,350
Max Baucus D MT $6,500
Hillary Clinton D NY $5,400
John Hickenlooper D CO $5,000
Tina Smith D MN $4,500
Ann Kuster D NH $4,500
Mazie Hirono D HI $4,500
Michael Bennet D CO $4,200
Cathy Rodgers R WA $4,000
Patty Murray D WA $3,750
Jason Crow D CO $3,500
Frank Pallone D NJ $3,000
Diana Degette D CO $3,000
Henry Cuellar D TX $3,000
Mark Begich D AK $3,000
Top Committees / PACs
PayeeCountTotal
DSCC 18 $68,500
DCCC 9 $38,500
BACKPAC 9 $20,500
DAKOTA PRAIRIE PAC 5 $12,500
GIDDY UP PAC 3 $7,500
TREASURE STATE PAC 3 $7,500
CASEY FOR SENATE 4 $5,140
GLACIER PAC 2 $5,000
DEMOCRATIC CONGRESSIONAL CAMPAIGN COMMITTEE 1 $5,000
HEINRICH FOR SENATE 7 $4,500
BRIDGE THE GAP PAC 4 $4,500
UDALL FOR SENATE 3 $4,350
CATHY FOR CONGRESS 3 $4,000
DEMOCRATIC SENATORIAL CAMPAIGN COMMITTEE 2 $4,000
KUSTER FOR CONGRESS 4 $3,500

Lobbying Filings

YearFirmClientIncomeDoc
2025
AMENDED
INVARIANT LLC PALANTIR TECHNOLOGIES INC. $180,000
2025
1st Quarter - Report
INVARIANT LLC HUDSON TECHNOLOGIES $60,000
2025
1st Quarter - Report
INVARIANT LLC EGENESIS INC. $110,000
2025
1st Quarter - Report
INVARIANT LLC CONCEIVABLE LIFE SCIENCES $10,000
2025
1st Quarter - Report
INVARIANT LLC KERECIS $60,000
2025
1st Quarter - Report
INVARIANT LLC PALANTIR TECHNOLOGIES INC. $180,000
2025
1st Quarter - Report
INVARIANT LLC BAXTER HEALTHCARE CORPORATION $30,000
2025
1st Quarter - Report
INVARIANT LLC CIGNA CORPORATION $90,000
2025
1st Quarter - Report
INVARIANT LLC CARROT FERTILITY $60,000
2025
1st Quarter - Report
INVARIANT LLC ALLIANCE FOR HEALTH INFORMATION OPERATIONS AND ST… $80,000
Page 1 of 50  ·  500 filings Next

Political Contributions

Recipient / Honoree Legislator Payee / Committee Date Amount
New Dem Action Fund — NEW DEM ACTION FUND Sep 17, 2024 $2,500
Rep. Jason Crow Jason Crow (D, CO) JASON CROW Sep 17, 2024 $2,500
Sen. Jon Tester Jon Tester (D, MT) TESTER VICTORY FUND Sep 17, 2024 $2,500
Rep. Jake Auchincloss Jake Auchincloss (D, MA) AUCHINCLOSS FOR CONGRESS Sep 17, 2024 $1,000
Rep. Andrea Salinas Andrea Salinas (D, OR) SALINAS FOR OR Sep 17, 2024 $500
Rep. Kim Schrier Kim Schrier (D, WA) KIM SCHRIER Sep 17, 2024 $500
Sarah Elfreth Sarah Elfreth (D, MD) SARAH ELFRETH FOR CONGRESS Sep 17, 2024 $500
Rep. Steven Horsford Steven Horsford (D, NV) HORSFORD FOR CONGRESS Sep 17, 2024 $500
Rep. Josh Harder Josh Harder (D, CA) JOSH HARDER Sep 17, 2024 $500
Rep. Pat Ryan — PAT RYAN Sep 17, 2024 $500
Page 1 of 41  ·  410 contributions Next

Contribution Filings (LD-203)

YearPeriodPostedStatusDoc
2024 Year End Jan 30, 2025 Active
2024 Mid Year Jul 30, 2024 Active
2023 Year End Jan 19, 2024 Active
2023 Mid Year Jul 30, 2023 Active
2022 Year End Jan 29, 2023 Active
2022 Mid Year Jul 31, 2022 Active
2021 Year End Jan 31, 2022 Active
2021 Mid Year Jul 30, 2021 Active
2020 Year End Feb 1, 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 30, 2019 Active
2018 Year End Jan 30, 2019 Active
2018 Mid Year Jul 30, 2018 Active
2017 Year End Jan 31, 2018 Active
2017 Mid Year Jul 31, 2017 Active
2016 Year End Jan 30, 2017 Active
2016 Mid Year Jul 29, 2016 Active
2015 Year End Jan 28, 2016 Active
2015 Mid Year Jul 30, 2015 Active
2014 Year End Jan 30, 2015 Active
2014 Mid Year Jul 30, 2014 Active
2013 Year End Jan 30, 2014 Active
2013 Mid Year Jul 30, 2013 Active
2012 Year End Jan 30, 2013 Active
2012 Mid Year Jul 30, 2012 Active
2011 Year End Jan 30, 2012 Active
2011 Mid Year Aug 1, 2011 Active
2010 Year End Jan 28, 2011 Active
2010 Mid Year Jul 28, 2010 Active
2010 Mid Year Jul 28, 2010 Active