People · Operator

Francis W. Duff

Named in public records as an officer, director or promoter · active 2025–2025 · Cybersecurity

1
Companies
1
Filings
$23.8M
Combined raised · real
Single
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Tidal Cyber Inc.CybersecuritySeries B$23.8M$82.5M2025
Operator network

Francis W. Duff 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.

Marcos Castro Osorio · 2 companies · 1 sharedMarcos Castro Oso…Francis J. Duff · 1 companies · 1 sharedFrancis J. DuffGuy W. Filippelli · 1 companies · 1 sharedGuy W. FilippelliRichard J. Struse · 1 companies · 1 sharedRichard J. StruseRichard W. Gordon · 1 companies · 1 sharedRichard W. GordonRichard W. Struse · 1 companies · 1 sharedRichard W. StruseTidal Cyber Inc. · $23.8M raisedTidal Cyber Inc.Francis W. DuffFD
Francis W. Duff Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Marcos Castro Osorio12
Guy W. Filippelli11
Richard W. Gordon11
Richard W. Struse11
Richard J. Struse11
Francis J. Duff11

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.