Investor · Philadelphia, PA

Marten B. Steen

Open Marten in the network graph →

Filings

11

SEC Form D

Connections

45

co-filers

Capital

$241.8M

across filings

Active

Jan 2020

to Dec 2021

Most-connected co-filers (45)

Kevin Raidy · New York, NY9 shared Susan B. Dillon · Philadelphia, PA5 shared Elizabeth B. Anderson · Philadelphia, PA5 shared Karyn B. O'Neil · Philadelphia, PA5 shared Christopher B. Mirabelli · Philadelphia, PA5 shared Scott B. Greenberg · Philadelphia, PA5 shared Mark B. Laurenzi · Philadelphia, PA5 shared Jennifer Thomson · Grand Cayman, Cayman Islands4 shared John A. Ackerley · Grand Cayman, Cayman Islands4 shared Steven R. Sarracino · Greenwich, CT4 shared Neeta R. Singh · Greenwich, CT4 shared Patricia K. Salame · Oklahoma City, OK4 shared Roger D. O'Brien · BUFFALO, NY4 shared John A. Franzino · BUFFALO, NY4 shared Michael A. Zercher · BUFFALO, NY4 shared James A. Mish · BUFFALO, NY4 shared Heidi Ridley · Orinda, CA4 shared Joshua Goldberg · Baltimore, MD4 shared Tyler Ellison · GREEN BAY, WI4 shared Activant Ventures Advisors Iii, Llc · Greenwich, CT4 shared Bruce Peacock · Philadelphia, PA4 shared Activant Ventures Advisors Iii, Llc · Greenwich, CT4 shared Jess B. Lifton · Philadelphia, PA4 shared Charles R. Conn · Oxford, United Kingdom4 shared

Recent filings (11)

Aro Biotherapeutics CoDec 2022 · 21 co-filers$100.0M Aro Biotherapeutics CoDec 2022 · 21 co-filers$100.0M Aro Biotherapeutics CoDec 2021 · 31 co-filers$90.3M Activant Ventures III Opportunities Fund 5, LPOct 2021 · 7 co-filers Aro Biotherapeutics CoJun 2021 · 32 co-filers$90.3M Inner Loop Capital Fund, LPMay 2021 · 4 co-filers$19.1M Aro Biotherapeutics CoApr 2021 · 32 co-filers$90.3M Aro Biotherapeutics CoJan 2021 · 32 co-filers$90.3M Activant Ventures III Opportunities Fund 4, LPMay 2020 · 7 co-filers Inner Loop Capital Fund, LPJan 2020 · 4 co-filers$25.0M Activant Ventures III Opportunities Fund 3, LPJan 2020 · 7 co-filers Activant Ventures III Opportunities Fund 2, LPJan 2020 · 7 co-filers

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