Investor · SEATTLE, WA

James J. Macdonald

Open James in the network graph →

Filings

12

SEC Form D

Connections

55

co-filers

Capital

$866.9M

across filings

Active

Mar 2019

to Nov 2025

Most-connected co-filers (55)

Nathan D. Hardy · SEATTLE, WA12 shared Stephen Carpey · Fort Washington, PA8 shared Ian Toner · Seattle, WA8 shared Shelly Heier · Seattle, WA8 shared Jeffrey Goldstein · Fort Washington, PA8 shared Stephen J. Knight · SEATTLE, WA4 shared Patrick J. Yang · SEATTLE, WA4 shared Mary Agnes Wilderotter · Emeryville, CA2 shared R.C. M. Mercure · Boulder, CO2 shared Robert T. Nelsen · Chicago, IL2 shared Yun Xia · Chongqing, Israel2 shared Geoffrey J. Von Maltzahn · SEATTLE, WA2 shared Donald J. Payan · SEATTLE, WA2 shared Douglas J. Cole · SEATTLE, WA2 shared Montgomery Simus · Chongqing, Israel2 shared David Moss · Chongqing, Israel2 shared Steven Harr · Seattle, WA2 shared Richard J. Mulligan · SEATTLE, WA2 shared Hans J. Bishop · SEATTLE, WA2 shared Mark W. Cook · GRAND CAYMAN, Cayman Islands2 shared David Solomon · New York, NY2 shared Jocelyn Doe · San Francisco, CA2 shared Cheryl A. Ackerman · Indianapolis, IN2 shared James E. Gale · Hunt Valley, MD2 shared

Recent filings (12)

MPG West Chester Member, LLCNov 2025 · 7 co-filers$2.6M MPG Turnersville Member LLCJun 2024 · 7 co-filers$2.4M MPG Newtown Member LLCNov 2022 · 7 co-filers$2.7M MPG AR Member, LLCMar 2022 · 7 co-filers$4.0M MPG King of Prussia Member, LLCNov 2021 · 7 co-filers$1.9M MPG East Norriton, LLCAug 2021 · 7 co-filers$2.0M Sana Biotechnology, Inc.Jun 2020 · 35 co-filers$45.9M Sana Biotechnology, Inc.Jun 2020 · 35 co-filers$821.1M Mediplex Rockland Partners, LLCJun 2020 · 7 co-filers$1.8M Redfish Labs, Inc.Sep 2019 · 7 co-filers$1.5M Redfish Labs, Inc.Mar 2019 · 11 co-filers$12.4M Mediplex Abington Investors, LLCMar 2019 · 7 co-filers$990K

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