Investor · Los Angeles, CA

Mark L. Attanasio

Open Mark in the network graph →

Filings

104

SEC Form D

Connections

386

co-filers

Capital

$8.2B

across filings

Active

May 2015

to Jun 2025

Most-connected co-filers (386)

Jean-Marc L. Chapus · Los Angeles, CA67 shared Mei Ha Yeung · N.T., Hong Kong43 shared Richard Coles · Grand Cayman, Cayman Islands43 shared Patrick K. Sullivan · HONOLULU, HI43 shared Michael T. Pfeffer · HONOLULU, HI43 shared Louis A. Lavoie · London, United Kingdom33 shared Michael M. Sfez · London, United Kingdom33 shared Tyrone R. Chang · Los Angeles, CA28 shared Christopher G. Wright · Los Angeles, CA28 shared Joseph R. Kaufman · New York, NY19 shared Jonathan M. Marotta · New York, NY19 shared John A. Fekete · Los Angeles, CA17 shared Daniel R. Honeker · New York, NY17 shared John Whipple · Seattle, WA15 shared Mukund Krishnaswami · Hoboken, NJ15 shared Wasif Rasheed · Renton, WA15 shared Robin K. Tsai · San Francisco, CA15 shared Ross Slusser · Los Angeles, CA15 shared Jason Breaux · Los Angeles, CA15 shared Wayne Hosang · New York, NY15 shared Amy Compton-Phillips · Renton, WA15 shared Richard Stevenson · Los Angeles, CA15 shared Rod Hochman · Renton, WA15 shared Wayne K. Wu · San Francisco, CA15 shared

Recent filings (104)

ST-0223 Fund III, a series of Nebular Expansion, LPMar 2026 · 1 co-filer$2.0M ST-0106 Fund II, a series of Nebular Expansion, LPMar 2026 · 1 co-filer$2.0M AMERICAN GENERAL LIFE INSURANCE COFeb 2026 · 13 co-filers AMERICAN GENERAL LIFE INSURANCE COFeb 2026 · 13 co-filers Aeovian Pharmaceuticals, Inc.Dec 2025 · 27 co-filers$55.0M PR-1118 Fund I, a series of Nebular Expansion Series, LPDec 2025 · 4 co-filers$1.3M ST-1013 Fund I, a series of Nebular Expansion, LPOct 2025 · 4 co-filers$800K Crescent Credit Opportunities Fund (Cayman), L.P.Jun 2025 · 25 co-filers Crescent Credit Opportunities Fund, L.P.Jun 2025 · 25 co-filers Crescent Credit Opportunities Fund AIF SCSpJun 2025 · 25 co-filers AMERICAN GENERAL LIFE INSURANCE COApr 2025 · 31 co-filers$500.0M AMERICAN GENERAL LIFE INSURANCE COFeb 2025 · 29 co-filers AMERICAN GENERAL LIFE INSURANCE COFeb 2025 · 29 co-filers$500.0M phase2body, inc.Jan 2025 · 20 co-filers$7.2M Light AI Inc.Jan 2025 · 20 co-filers$398K Light AI Inc.Jan 2025 · 20 co-filers$1.8M Light AI Inc.Jan 2025 · 20 co-filers$398K Light AI Inc.Jan 2025 · 20 co-filers$1.8M Light AI Inc.Jan 2025 · 20 co-filers$4.1M Light AI Inc.Jan 2025 · 20 co-filers$4.1M Crescent Credit Opportunities Fund AIF SCSpJun 2024 · 25 co-filers Crescent Credit Opportunities Fund, L.P.Jun 2024 · 25 co-filers Crescent Credit Opportunities Fund (Cayman), L.P.Jun 2024 · 25 co-filers Aeovian Pharmaceuticals, Inc.May 2024 · 21 co-filers$50.4M 1200 Pharma LLCApr 2024 · 12 co-filers

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