People · Operator

Michael D Riddle

Named in public records as an officer, director or promoter · active 2007–2007 · Other Health Care

1
Companies
1
Filings
$1.5M
Combined raised · real
Single
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Sicel Technologies IncOther Health CareSeed$1.5M$37.2M2007
Operator network

Michael D Riddle 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.

Charles W Scarantino · 1 companies · 1 sharedCharles W Scarant…H Troy Nagle · 1 companies · 1 sharedH Troy NagleJonathan Gelles · 1 companies · 1 sharedJonathan GellesSicel Technologies Inc · $1.5M raisedSicel Technologies IncMichael D RiddleMR
Michael D Riddle Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Jonathan Gelles11
H Troy Nagle11
Charles W Scarantino11

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.