People · Operator

John Roger Schaefer

Named in public records as an officer, director or promoter · active 2017–2017 · Other Energy

1
Companies
1
Filings
$2.5M
Combined raised · real
Single
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
REhnu, Inc.Other EnergyPre-Seed$2.5M$6.5M2017
Operator network

John Roger Schaefer 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.

Roger P. Angel · 2 companies · 1 sharedRoger P. AngelHarry P. George · 1 companies · 1 sharedHarry P. GeorgeJames Roger Angel · 1 companies · 1 sharedJames Roger AngelJohn P. Buttery · 1 companies · 1 sharedJohn P. ButteryJohn P. Schaefer · 1 companies · 1 sharedJohn P. SchaeferJoseph P. Schulman · 1 companies · 1 sharedJoseph P. SchulmanJoseph Roger Schulman · 1 companies · 1 sharedJoseph Roger Schu…Justin P. Elliott · 1 companies · 1 sharedJustin P. ElliottPeter P. Strittmatter · 1 companies · 1 sharedPeter P. Strittma…Peter Strittmatter · 1 companies · 1 sharedPeter StrittmatterREhnu, Inc. · $2.5M raisedREhnu, Inc.John Roger SchaeferJS
John Roger Schaefer Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Roger P. Angel12
John P. Schaefer11
Justin P. Elliott11
Joseph P. Schulman11
Peter P. Strittmatter11
Harry P. George11
John P. Buttery11
James Roger Angel11
Peter Strittmatter11
Joseph Roger Schulman11

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.