People · Operator

John Louis Greco

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

2
Companies
4
Filings
$127.4M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
ACV Auctions Inc.Other TechnologySeries C$123.5M$2.9B2015
Efferent Labs, Inc.BiotechnologySeed$4.0M$133.2M2015
Operator network

John Louis Greco 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.

JORDAN S. LEVY · 3 companies · 1 sharedJORDAN S. LEVYBRIAN S. HIRSCH · 2 companies · 1 sharedBRIAN S. HIRSCHDaniel K. Magnuszewski · 1 companies · 1 sharedDaniel K. Magnusz…Daniel K. Manguszewski · 1 companies · 1 sharedDaniel K. Mangusz…George S. Chamoun · 1 companies · 1 sharedGeorge S. ChamounJoseph S. Neiman · 1 companies · 1 sharedJoseph S. NeimanRobert S. Goodman · 1 companies · 1 sharedRobert S. GoodmanRonald M. Schreiber · 1 companies · 1 sharedRonald M. Schreib…Spencer 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 McIlroyCarl Louis Yankowski · 1 companies · 1 sharedCarl Louis Yankow…Dante 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 RaderACV Auctions Inc. · $123.5M raisedACV Auctions Inc.Efferent Labs, Inc. · $4.0M raisedEfferent Labs, Inc.John Louis GrecoJG
John Louis Greco Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
JORDAN S. LEVY13
BRIAN S. HIRSCH12
Spencer Rosero12
Ronald M. Schreiber11
Daniel K. Manguszewski11
William Rader11
Carl Louis Yankowski11
Bradford Louis Berk11
Dante Louis Pennacchia11
Efrain Louis Rivera11
George S. Chamoun11
Robert S. Goodman11
Kristian Kyle Pettengill11
John Kyle Greco11
Brian Kyle McIlroy11
Bradford Kyle Berk11
Efrain Kyle Rivera11
Matthew Kyle Colpoys11
Spencer Kyle Rosero11
Dante Kyle Pennacchia11

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.