People · Operator

Benjamin Kartzman

Named in public records as an officer, director or promoter · active 2012–2015 · Other

1
Companies
2
Filings
$14.0M
Combined raised · real
Single
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Spongecell, Inc.—OtherSeries A$14.0M$60.5M2012
Operator network

Benjamin Kartzman 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.

Erik Rasmussen · 7 companies · 1 sharedErik RasmussenJoe Robinson · 2 companies · 1 sharedJoe RobinsonAnthony Yam · 1 companies · 1 sharedAnthony YamSpongecell, Inc. · $14.0M raisedSpongecell, Inc.Benjamin KartzmanBK
Benjamin Kartzman Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Erik Rasmussen17
Joe Robinson12
Anthony Yam11

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.