People · Operator

Stephen R. Schaefer

Named in public records as an officer, director or promoter · active 2021–2023 · Other Health Care

1
Companies
3
Filings
$3.4M
Combined raised · real
Single
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Sora Neuroscience, Inc.Other Health CareSeed$3.4M$8.6M2021
Operator network

Stephen R. 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.

Tara R. Butler · 2 companies · 1 sharedTara R. ButlerAnn R. Senn · 1 companies · 1 sharedAnn R. SennDaniel R. Marcus · 1 companies · 1 sharedDaniel R. MarcusEric R. Leuthardt · 1 companies · 1 sharedEric R. LeuthardtSora Neuroscience, Inc. · $3.4M raisedSora Neuroscience, In…Stephen R. SchaeferSS
Stephen R. Schaefer Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Tara R. Butler12
Ann R. Senn11
Daniel R. Marcus11
Eric R. Leuthardt11

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.