Investor · Burlington, MA
Peter Rothschild
Open Peter in the network graph →Filings
25
SEC Form D
Connections
78
co-filers
Capital
$25.4M
across filings
Active
May 2020
to Oct 2025
Most-connected co-filers (78)
James Ryan · Burlington, MA15 sharedJeffrey Warming · Newton, MA12 sharedHenry Grodzins · Newton, MA10 sharedJonathan T. Decker · Burlington, MA10 sharedAnthony Fabiano · Burlington, MA8 sharedErez Aviczer · NEW YORK, NY7 sharedThomas M. Chappell · Kennebunk, ME7 sharedChen Rivlin · NEW YORK, NY7 sharedDaniel Bathon · Burlington, MA7 sharedMark D. Rodliffe · St Peter Port, Y75 sharedJason P. Finnis · Victoria, British Columbia, Canada5 sharedClifford Gilman · Palo Alto, CA5 sharedJames Posa · Victoria, British Columbia, Canada5 sharedChris Mcerlane · St Peter Port, Y75 sharedLaurence S. Mcnairn · St Peter Port, Y75 sharedBenjamin Lightburn · Victoria, British Columbia, Canada5 sharedMatthew C. Elston · St Peter Port, Y75 sharedGuy Prevost · Victoria, British Columbia, Canada5 sharedKenneth Hallat · Victoria, British Columbia, Canada5 sharedRailroad Ranch Capital Management, LP · DALLAS, TX5 sharedAmy Zengo · Palo Alto, CA5 sharedChristopher Douvos · Palo Alto, CA5 sharedNoel Hall · Victoria, British Columbia, Canada5 sharedRailroad Ranch Capital LP · DALLAS, TX5 shared
Recent filings (25)
Viken Detection CorpOct 2025 · 25 co-filers$10.0MViken Detection CorpApr 2025 · 25 co-filers$5.0MAhoy Capital Explorer II LPJun 2024 · 8 co-filers$75.0MViken Detection CorpMar 2024 · 26 co-filers$10.0MViken Detection CorpSep 2022 · 26 co-filers$8.0MAHOY CAPITAL V, LPApr 2022 · 8 co-filers$75.0MAhoy Capital Spinnaker Fund II LPAug 2021 · 8 co-filers$40.0MViken Detection CorpMay 2021 · 23 co-filers$10.0MBast Fibre Technologies Inc.May 2021 · 26 co-filers$2.8MBast Fibre Technologies Inc.Mar 2021 · 26 co-filers$450KBast Fibre Technologies Inc.Jan 2021 · 26 co-filers$281KAhoy Capital Spinnaker Fund LPOct 2020 · 8 co-filers$75.0MAhoy Capital Spinnaker Fund LPJun 2020 · 8 co-filers$75.0MBast Fibre Technologies Inc.Jun 2020 · 23 co-filers$448KBast Fibre Technologies Inc.May 2020 · 23 co-filers$123KHeuresis Corp.Jan 2016 · 9 co-filers$4.8MHeuresis Corp.May 2015 · 9 co-filers$2.0MSECURE64 SOFTWARE CORPFeb 2014 · 11 co-filers$4.8MHeuresis Corp.Jan 2014 · 6 co-filers$4.0MSECURE64 SOFTWARE CORPAug 2013 · 5 co-filers$4.8MSECURE64 SOFTWARE CORPJul 2013 · 4 co-filers$4.8MSECURE64 SOFTWARE CORPFeb 2013 · 4 co-filers$4.8MSECURE64 SOFTWARE CORPOct 2010 · 6 co-filers$800KSECURE64 SOFTWARE CORPApr 2010 · 6 co-filers$5.5MSECURE64 SOFTWARE CORPJul 2009 · 6 co-filers$12.9M
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Peter in the interactive graph →