People · Operator

Tsontcho Ianchulev

Named in public records as an officer, director or promoter · active 2012–2025 · Pharmaceuticals, Biotechnology, Other Health Care, Medical Devices, Other Technology

5
Companies
11
Filings
$149.6M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Eyenovia, Inc.PharmaceuticalsSeries C$66.0M$312.6M2016
Iantrek, Inc.BiotechnologySeries B$58.2M$152.4M2020
Iantech, Inc.Other Health CareSeries A$12.2M$246.7M2017
SafeOp Surgical, Inc.Medical DevicesSeries A$10.9M$136.4M2012
KYS Vision, Inc.Other TechnologySeed$2.2M$5.7M2025
Operator network

Tsontcho Ianchulev 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.

Curt LaBelle · 7 companies · 2 sharedCurt LaBellePeter Pham · 3 companies · 1 sharedPeter PhamAli Tafreshi · 2 companies · 1 sharedAli TafreshiJames Mazzo · 4 companies · 2 sharedJames MazzoMichael Haydin · 2 companies · 2 sharedMichael HaydinErnest Mario · 9 companies · 1 sharedErnest MarioAnthony Sun · 8 companies · 1 sharedAnthony SunBARRY BUTLER · 6 companies · 1 sharedBARRY BUTLERFRED ESHELMAN · 5 companies · 1 sharedFRED ESHELMANCharles Mather · 2 companies · 1 sharedCharles MatherFredric Eshelman · 2 companies · 1 sharedFredric EshelmanJohn Gandolfo · 2 companies · 1 sharedJohn GandolfoStephen Bloch · 15 companies · 1 sharedStephen BlochMarc-Andre Marcotte · 6 companies · 1 sharedMarc-Andre Marcot…Casey K. Tansey · 3 companies · 1 sharedCasey K. TanseyAndrew Corley · 2 companies · 1 sharedAndrew CorleyJeffry K. Weinhuff · 2 companies · 1 sharedJeffry K. WeinhuffRichard Lindstrom · 13 companies · 1 sharedRichard LindstromBrian Walsh · 7 companies · 1 sharedBrian WalshCharles Warden · 5 companies · 1 sharedCharles WardenGlenn Rockman · 3 companies · 1 sharedGlenn RockmanJames L.L. Tullis · 6 companies · 1 sharedJames L.L. TullisEyenovia, Inc. · $66.0M raisedEyenovia, Inc.Iantrek, Inc. · $58.2M raisedIantrek, Inc.Iantech, Inc. · $12.2M raisedIantech, Inc.SafeOp Surgical, Inc. · $10.9M raisedSafeOp Surgical, Inc.KYS Vision, Inc. · $2.2M raisedKYS Vision, Inc.Tsontcho IanchulevTI
Tsontcho Ianchulev Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Curt LaBelle27
James Mazzo24
Michael Haydin22
Stephen Bloch115
Richard Lindstrom113
Ernest Mario19
Anthony Sun18
Brian Walsh17
James L.L. Tullis16
Marc-Andre Marcotte16
BARRY BUTLER16
FRED ESHELMAN15
Charles Warden15
Casey K. Tansey13
Peter Pham13
Glenn Rockman13
John Gandolfo12
Ali Tafreshi12
Richard O'Brien12
Kenneth Lee12

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.