People · Operator

Xiangyu Ouyang

Named in public records as an officer, director or promoter · active 2012–2025 · Healthtech, Other Technology

2
Companies
2
Filings
$54.7M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Spiro Medical Inc.HealthtechSeries B$39.1M$156.6M2025
Calsys, Inc.Other TechnologySeries A$15.6M$310.7M2012
Operator network

Xiangyu Ouyang 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.

Claudio Nessi · 5 companies · 1 sharedClaudio NessiBRIAN MOONEY · 2 companies · 1 sharedBRIAN MOONEYKURT GEHLSEN · 2 companies · 1 sharedKURT GEHLSENRinda Sama · 2 companies · 1 sharedRinda SamaChad Andresen · 1 companies · 1 sharedChad AndresenRapha?l Wisniewski · 1 companies · 1 sharedRapha?l WisniewskiRay Cohen · 1 companies · 1 sharedRay CohenWen Xu · 2 companies · 1 sharedWen XuWenjun Liu · 1 companies · 1 sharedWenjun LiuZhigeng Liu · 1 companies · 1 sharedZhigeng LiuSpiro Medical Inc. · $39.1M raisedSpiro Medical Inc.Calsys, Inc. · $15.6M raisedCalsys, Inc.Xiangyu OuyangXO
Xiangyu Ouyang Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Claudio Nessi15
KURT GEHLSEN12
BRIAN MOONEY12
Rinda Sama12
Wen Xu12
Rapha?l Wisniewski11
Chad Andresen11
Wenjun Liu11
Zhigeng Liu11
Ray Cohen11

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.