People · Operator

John McGrain

Named in public records as an officer, director or promoter · active 2011–2013 · Other Technology

2
Companies
3
Filings
$3.2M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Ad-Vantage Networks, Inc.Other TechnologyPre-Seed$2.2M$25.5M2011
Perlita Holdings, LLCOther TechnologyPre-Seed$1.0M$42.4M2013
Operator network

John McGrain 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.

Justin Yorke · 5 companies · 1 sharedJustin YorkeDavid Eastman · 2 companies · 1 sharedDavid EastmanDon Wells · 1 companies · 1 sharedDon WellsLynn Foster · 1 companies · 1 sharedLynn FosterDavid Grant · 7 companies · 2 sharedDavid GrantSanjeev Kuwadekar · 2 companies · 2 sharedSanjeev KuwadekarMarc Lilly · 1 companies · 1 sharedMarc LillyAd-Vantage Networks, Inc. · $2.2M raisedAd-Vantage Networks, …Perlita Holdings, LLC · $1.0M raisedPerlita Holdings, LLCJohn McGrainJM
John McGrain Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
David Grant27
Sanjeev Kuwadekar22
Justin Yorke15
David Eastman12
Don Wells11
Lynn Foster11
Marc Lilly11

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.