Ledger.
Investor · Highlands Ranch, CO

Mark Bruning

Open Mark in the network graph →
Filings
12
SEC Form D
Connections
60
co-filers
Capital
$19.2M
across filings
Active
Jul 2014
to Mar 2021

Most-connected co-filers (60)

Elyse Blazevich · Highlands Ranch, CO7 sharedArthur Kanowitz · Highlands Ranch, CO6 sharedMarc Aron · Beverly Hills, CA5 sharedMichael M. Beer · Wynnewood, PA5 sharedGordon Obrien · FRAMINGHAM, MA5 sharedPeter Devine · New York, NY5 sharedElias Vamvakas · TORONTO, Ontario, Canada5 sharedAlison S. Matz · New Rochelle, NY5 sharedJoseph Jones · North Billerica, MA5 sharedLinda S. Sawyer · Larchmont, NY4 sharedMark Fagan · Grand Cayman, Cayman Islands3 sharedCatherine Mott · Wexford, PA3 sharedBrian C. Schmidt · MINNEAPOLIS, MN3 sharedKeith Johnson · Cincinnati, OH3 sharedBernard Darre · Highlands Ranch, CO3 sharedMichael Raskin · Medina, WA3 sharedTom Morande · Chicago, IL3 sharedWeiqun Zhang · Great Neck, NY3 sharedElli Kaplan · Palo Alto, CA3 sharedMichael D. Pruitt · Charlotte, NC3 sharedDavid Brooks · BOSTON, MA3 sharedEric Lederer · CHARLOTTE, NC3 sharedLindsay J. Quinn · Toronto, Ontario, Canada2 sharedJonathan Steckbeck · Pittsburgh, PA2 shared

Recent filings (12)

Securisyn Medical, LLCAug 2025 · 7 co-filers$5.9MSecurisyn Medical, LLCAug 2025 · 7 co-filers$5.9MSecurisyn Medical, LLCMar 2022 · 15 co-filers$2.5MSecurisyn Medical, LLCMar 2022 · 15 co-filers$2.5MSecurisyn Medical, LLCMar 2021 · 11 co-filers$150KSecurisyn Medical, LLCSep 2020 · 11 co-filers$3.1MSecurisyn Medical, LLCMar 2019 · 8 co-filers$7.0MAvison Young (Canada), Inc.Aug 2018 · 21 co-filersSecurisyn Medical, LLCFeb 2018 · 8 co-filers$7.0MAvison Young (Canada), Inc.Aug 2017 · 20 co-filersSecurisyn Medical, LLCMay 2017 · 8 co-filers$5.0MSofinnova Venture Partners X, L.P.Aug 2016 · 8 co-filers$650.0MAvison Young (Canada), Inc.Aug 2016 · 34 co-filersSofinnova Venture Partners IX, L.P.Jul 2014 · 6 co-filers$500.0M

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