People · Operator

Douglas Manner

Named in public records as an officer, director or promoter · active 2022–2022 · Energy / Climate

1
Companies
2
Filings
$4.6M
Combined raised · real
Single
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Sintana Energy Inc.Energy / ClimateSeed$4.6M$29.5M2022
Operator network

Douglas Manner 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.

Carmelo Marrelli · 12 companies · 1 sharedCarmelo MarrelliBruce Linton · 4 companies · 1 sharedBruce LintonBruno Maruzzo · 2 companies · 1 sharedBruno MaruzzoDavid Cherry · 2 companies · 1 sharedDavid CherryDoug Manner · 2 companies · 1 sharedDoug MannerKeith Spickelmier · 2 companies · 1 sharedKeith SpickelmierRobert Bose · 2 companies · 1 sharedRobert BoseDean Gendron · 1 companies · 1 sharedDean GendronSean Austin · 1 companies · 1 sharedSean AustinSintana Energy Inc. · $4.6M raisedSintana Energy Inc.Douglas MannerDM
Douglas Manner Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Carmelo Marrelli112
Bruce Linton14
Bruno Maruzzo12
Keith Spickelmier12
David Cherry12
Doug Manner12
Robert Bose12
Dean Gendron11
Sean Austin11

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.