Investor · Boston, MA

Jonathan Terbell

Open Jonathan in the network graph →

Filings

14

SEC Form D

Connections

40

co-filers

Capital

$124.0M

across filings

Active

Mar 2022

to Dec 2025

Most-connected co-filers (40)

Theodore Clark · Boston, MA11 shared Fourbridge Partners, Llc · Needham, MA8 shared Fourbridge Partners, Llc · Boston, MA8 shared Fourbridge Partners, Llc · Needham, MA8 shared Clifford Y. Warren · Hong Kong, Hong Kong3 shared Adria Lapayover · Boca Raton, FL3 shared Corey Peterson · Des Moines, IA3 shared Greg Sneyd · Salt Lake City, UT3 shared Als Iii Carry And Co-Invest Lp · London, United Kingdom3 shared Shahzad Malik · Carlsbad, CA3 shared Tim Kiefer · Munsbach, Luxembourg3 shared Taosheng Liu · Hong Kong, Hong Kong3 shared Als Iii Carry And Co-Invest Lp · London, United Kingdom3 shared Advent Life Sciences Llp · London, United Kingdom3 shared Als Iii Gp Llp · London, United Kingdom3 shared Als Iii Carry And Co-Invest Lp · London, United Kingdom3 shared Rajesh Parekh · LONDON, United Kingdom3 shared Chi-Hua Chien · San Francisco, CA3 shared Advent Life Sciences Llp · London, United Kingdom3 shared Als Iii Gp Llp · London, United Kingdom3 shared Kaasim Mahmood · London, United Kingdom2 shared Reginald S. Van Lee · San Francisco, CA2 shared Timm Bellazzini · Chicago, IL2 shared 1863 GP, LLC · Washington, Washington, D.C.2 shared

Recent filings (14)

FourBridge Partners V, L.P.Dec 2025 · 6 co-filers$120.0M FourBridge Partners IV, L.P.Dec 2024 · 8 co-filers$120.0M FourBridge Partners IV, L.P.Dec 2023 · 7 co-filers$120.0M FourBridge Partners III, L.P.Mar 2023 · 7 co-filers$100.0M FourBridge Partners III, L.P.Mar 2022 · 7 co-filers$100.0M FourBridge Partners, 2021, L.P.Mar 2022 · 4 co-filers$50.0M Advent-Harrington Impact Fund LPNov 2020 · 15 co-filers FourBridge Partners, 2021, L.P.Oct 2020 · 8 co-filers$50.0M FourBridge Partners, 2020, L.P.Mar 2020 · 8 co-filers$40.0M Advent Life Sciences Fund III LPDec 2019 · 15 co-filers F13 Works LLCSep 2019 · 5 co-filers$1.0M F13 Works LLCDec 2018 · 8 co-filers$250K Advent Life Sciences Fund III LPDec 2018 · 14 co-filers$281.0M F13 Works LLCSep 2017 · 5 co-filers$600K

Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Jonathan in the interactive graph →