Investor · DALLAS, TX

Brian De Beaubien

Open Brian in the network graph →

Filings

17

SEC Form D

Connections

75

co-filers

Capital

$87.9M

across filings

Active

Feb 2022

to Jan 2026

Most-connected co-filers (75)

David Cash · DALLAS, TX12 shared David S. Thompson · Los Angeles, CA10 shared Douglas D. Kohrs · MINNEAPOLIS, MN9 shared Judson Cooper · DALLAS, TX8 shared Rushu Luo · DALLAS, TX8 shared Biren Mehta · DALLAS, TX7 shared Noam Krantz · San Clemente, CA7 shared Martin Sands · DALLAS, TX5 shared Fred Brown · Vancouver, British Columbia, Canada3 shared Brydon Cotter · Vancouver, British Columbia, Canada3 shared Darcy Cavanaugh · Vancouver, British Columbia, Canada3 shared Deborah J. Cotter · Vancouver, British Columbia, Canada3 shared Justin J. Foo · Vancouver, British Columbia, Canada3 shared Jude Paganelli · San Clemente, CA3 shared Knox J. Henderson · Vancouver, British Columbia, Canada3 shared Lisa Merage · Newport Beach, CA3 shared Ryan Lewis · Vancouver, British Columbia, Canada3 shared Jeffrey R. Shafer · Winter Park, FL2 shared Jonathan E. Shafer · Winter Park, FL2 shared Shanta N. Puchtler · Boston, MA2 shared Mary E. Vande Streek · Winter Park, FL2 shared Adam I. Gunasekara · New York, NY2 shared Allen S. Salmasi · Greenwich, CT2 shared Scott L. Huff · Wilmington, DE2 shared

Recent filings (17)

3030 Science Park REIT, L.L.C.Jan 2026 · 10 co-filers$250K Osteal Therapeutics, Inc.Nov 2025 · 28 co-filers$26.7M Osteal Therapeutics, Inc.Nov 2025 · 28 co-filers$26.7M Osteal Therapeutics, Inc.Jun 2024 · 26 co-filers$50.0M Osteal Therapeutics, Inc.Jun 2024 · 26 co-filers$50.0M Greater New Haven ASC, LLCOct 2023 · 17 co-filers$115K Greater New Haven ASC, LLCSep 2023 · 17 co-filers$100K Osteal Therapeutics, Inc.Sep 2023 · 23 co-filers$23.0M Osteal Therapeutics, Inc.Sep 2023 · 23 co-filers$23.0M Pacific Plaza REIT, L.L.C.Feb 2022 · 40 co-filers$375K Payson Townhomes, LLCFeb 2022 · 2 co-filers$6.0M Olive Plaza Townhomes, LLCFeb 2022 · 5 co-filers$3.2M Osteal Therapeutics, Inc.Dec 2021 · 13 co-filers$32.4M Osteal Therapeutics, Inc.Dec 2021 · 13 co-filers$32.4M Osteal Therapeutics, Inc.Jan 2021 · 17 co-filers$2.0M Joint Purification Systems, Inc.Nov 2020 · 17 co-filers$2.0M CARE ANGEL, INC.Dec 2019 · 8 co-filers$2.5M Preservation REIT I, Inc.Dec 2019 · 8 co-filers$125K Preservation REIT I, Inc.Oct 2019 · 8 co-filers$10.0M CARE ANGEL, INC.Jul 2019 · 5 co-filers$7.0M Joint Purification Systems, Inc.Apr 2018 · 7 co-filers$7.8M Joint Purification Systems, Inc.Apr 2018 · 7 co-filers$7.8M

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