People · Operator

Carl Louis Yankowski

Named in public records as an officer, director or promoter · active 2015–2016 · Biotechnology

1
Companies
2
Filings
$4.0M
Combined raised · real
Single
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Efferent Labs, Inc.BiotechnologySeed$4.0M$133.2M2015
Operator network

Carl Louis Yankowski 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.

John Louis Greco · 2 companies · 1 sharedJohn Louis GrecoSpencer Rosero · 2 companies · 1 sharedSpencer RoseroBradford Kyle Berk · 1 companies · 1 sharedBradford Kyle BerkBradford Louis Berk · 1 companies · 1 sharedBradford Louis Be…Brian Kyle McIlroy · 1 companies · 1 sharedBrian Kyle McIlroyDante Kyle Pennacchia · 1 companies · 1 sharedDante Kyle Pennac…Dante Louis Pennacchia · 1 companies · 1 sharedDante Louis Penna…Efrain Kyle Rivera · 1 companies · 1 sharedEfrain Kyle RiveraEfrain Louis Rivera · 1 companies · 1 sharedEfrain Louis Rive…John Kyle Greco · 1 companies · 1 sharedJohn Kyle GrecoKristian Kyle Pettengill · 1 companies · 1 sharedKristian Kyle Pet…Matthew Kyle Colpoys · 1 companies · 1 sharedMatthew Kyle Colp…Spencer Kyle Rosero · 1 companies · 1 sharedSpencer Kyle Rose…William Kyle Rader · 1 companies · 1 sharedWilliam Kyle RaderWilliam Rader · 1 companies · 1 sharedWilliam RaderEfferent Labs, Inc. · $4.0M raisedEfferent Labs, Inc.Carl Louis YankowskiCY
Carl Louis Yankowski Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Spencer Rosero12
John Louis Greco12
William Rader11
Bradford Louis Berk11
Dante Louis Pennacchia11
Efrain Louis Rivera11
Kristian Kyle Pettengill11
John Kyle Greco11
Brian Kyle McIlroy11
Bradford Kyle Berk11
Efrain Kyle Rivera11
Matthew Kyle Colpoys11
Spencer Kyle Rosero11
Dante Kyle Pennacchia11
William Kyle Rader11

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.