People · Operator

Joel Smith

Named in public records as an officer, director or promoter · active 2012–2025 · Other Health Care, Business Services, Pharma

3
Companies
4
Filings
$66.2M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Sientra, Inc.Other Health CareSeries C$65.0M$1.5B2012
Mainsail Group, LlcBusiness ServicesPre-Seed$650K$20.5M2015
Mizar Therapeutics, Inc.PharmaPre-Seed$519K$1.4M2025
Operator network

Joel Smith 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.

Rishi Gupta · 12 companies · 1 sharedRishi GuptaRobert Adelman · 5 companies · 1 sharedRobert AdelmanNick Simon · 3 companies · 1 sharedNick SimonMatthew Pigeon · 2 companies · 1 sharedMatthew PigeonHani Zeini · 1 companies · 1 sharedHani ZeiniMichele Park · 1 companies · 1 sharedMichele ParkRONN HOLLIS · 1 companies · 1 sharedRONN HOLLISWES SELLERS · 1 companies · 1 sharedWES SELLERSPaul Maddox · 1 companies · 1 sharedPaul MaddoxSientra, Inc. · $65.0M raisedSientra, Inc.Mainsail Group, Llc · $0.7M raisedMainsail Group, LlcMizar Therapeutics, Inc. · $0.5M raisedMizar Therapeutics, I…Joel SmithJS
Joel Smith Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Rishi Gupta112
Robert Adelman15
Nick Simon13
Matthew Pigeon12
Michele Park11
Hani Zeini11
Paul Maddox11
WES SELLERS11
RONN HOLLIS11

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.