People · Operator

Mark Zeffiro

Named in public records as an officer, director or promoter · active 2019–2019 · Other

1
Companies
1
Filings
$1.0M
Combined raised · real
Single
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Old ClubOtherPre-Seed$1.0M$23.1M2019
Operator network

Mark Zeffiro 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.

Chuck Thomson · 1 companies · 1 sharedChuck ThomsonJames Pangborn · 1 companies · 1 sharedJames PangbornMike Badalamente · 1 companies · 1 sharedMike BadalamentePaul Stanford · 1 companies · 1 sharedPaul StanfordSteve Green · 1 companies · 1 sharedSteve GreenOld Club · $1.0M raisedOld ClubMark ZeffiroMZ
Mark Zeffiro Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
James Pangborn11
Mike Badalamente11
Paul Stanford11
Steve Green11
Chuck Thomson11

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.