People · Operator

John Sipple

Named in public records as an officer, director or promoter · active 2026–2026 · Biotechnology

1
Companies
1
Filings
$7.1M
Combined raised · real
Single
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Ovala, Inc.BiotechnologySeed$7.1M$6.1M2026
Operator network

John Sipple 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.

Richard Petersen · 5 companies · 1 sharedRichard PetersenChristopher Petersen · 4 companies · 1 sharedChristopher Peter…Jeffrey Quillen · 3 companies · 1 sharedJeffrey QuillenMichael Tovian · 3 companies · 1 sharedMichael TovianStephen Bollinger · 3 companies · 1 sharedStephen BollingerBrad Richard Petersen · 2 companies · 1 sharedBrad Richard Pete…Christopher Richard Petersen · 2 companies · 1 sharedChristopher Richa…Michael Richard Tovian · 2 companies · 1 sharedMichael Richard T…Brad Petersen · 1 companies · 1 sharedBrad PetersenJeffrey Richard Quillen · 1 companies · 1 sharedJeffrey Richard Q…John Richard Sipple · 1 companies · 1 sharedJohn Richard Sipp…Richard Richard Petersen · 1 companies · 1 sharedRichard Richard P…Ovala, Inc. · $7.1M raisedOvala, Inc.John SippleJS
John Sipple Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Richard Petersen15
Christopher Petersen14
Stephen Bollinger13
Jeffrey Quillen13
Michael Tovian13
Christopher Richard Petersen12
Michael Richard Tovian12
Brad Richard Petersen12
Jeffrey Richard Quillen11
John Richard Sipple11
Brad Petersen11
Richard Richard Petersen11

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.