People · Operator

Brian Ostroff

Named in public records as an officer, director or promoter · active 2014–2021 · Other

1
Companies
4
Filings
$1.5M
Combined raised · real
Single
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Arianne Phosphate Inc.OtherPre-Seed$1.5M$5.3M2014
Operator network

Brian Ostroff at the center, the companies they're named on, and every other operator named alongside them — an interlock map of shared founding teams, boards and funds. Name-matched, so treat as a research lead.

Jeff Beck · 5 companies · 1 sharedJeff BeckMarco Gagnon · 3 companies · 1 sharedMarco GagnonANDREW MALASHEWSKY · 2 companies · 1 sharedANDREW MALASHEWSKYJean-Sebastien David · 2 companies · 1 sharedJean-Sebastien Da…Pier-Elise Hebert-Tremblay · 2 companies · 1 sharedPier-Elise Hebert…Steven L. Pinney · 2 companies · 1 sharedSteven L. PinneySteven Pinney · 2 companies · 1 sharedSteven PinneyAlain Vachon · 1 companies · 1 sharedAlain VachonBernard Lapointe · 1 companies · 1 sharedBernard LapointeBrian J. Kenny · 1 companies · 1 sharedBrian J. KennyBrian L. Kenny · 1 companies · 1 sharedBrian L. KennyClaude Lafleur · 1 companies · 1 sharedClaude LafleurDaniel Derek Boulianne · 1 companies · 1 sharedDaniel Derek Boul…Daniel L. Boulianne · 1 companies · 1 sharedDaniel L. Boulian…David J. DeBiasio · 1 companies · 1 sharedDavid J. DeBiasioDavid L. DeBiasio · 1 companies · 1 sharedDavid L. DeBiasioDenis Belisle · 1 companies · 1 sharedDenis BelisleDerek L. Lindsay · 1 companies · 1 sharedDerek L. LindsayDominique Bouchard · 1 companies · 1 sharedDominique BouchardDominique J. Bouchard · 1 companies · 1 sharedDominique J. Bouc…Dominique L. Bouchard · 1 companies · 1 sharedDominique L. Bouc…Guthrie J. Stewart · 1 companies · 1 sharedGuthrie J. StewartArianne Phosphate Inc. · $1.5M raisedArianne Phosphate Inc.Brian OstroffBO
Brian Ostroff Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

People named alongside Brian Ostroff on the same companies — an interlock signal (shared founding team, board, or fund). Name-matched, so verify before acting.

OperatorSharedTheir companies
Jeff Beck15
Marco Gagnon13
Steven L. Pinney12
Pier-Elise Hebert-Tremblay12
ANDREW MALASHEWSKY12
Steven Pinney12
Jean-Sebastien David12
David J. DeBiasio11
Brian L. Kenny11
Dominique L. Bouchard11
James L. Cowley11
Jean-Sebastien L. David11
Siva Jothie Pillay11
Marco Jothie Gagnon11
Derek L. Lindsay11
Daniel L. Boulianne11
Nadege L. Tollari11
Luc Boivin11
James Cowley11
Brian J. Kenny11

People are matched by normalized name across records; a common name may merge distinct individuals. Treat as a research lead, the same way modeled valuations are directional, not quoted.