People · Operator

Mark Rattray

Named in public records as an officer, director or promoter · active 2026–2026 · Biotechnology

1
Companies
1
Filings
$225K
Combined raised · real
Single
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Thoclor US, Inc.BiotechnologyPre-Seed$225K$386K2026
Operator network

Mark Rattray 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.

Hennie Roos · 1 companies · 1 sharedHennie RoosStuart Russell · 1 companies · 1 sharedStuart RussellTim Ayers · 1 companies · 1 sharedTim AyersTom Hadley · 1 companies · 1 sharedTom HadleyThoclor US, Inc. · $0.2M raisedThoclor US, Inc.Mark RattrayMR
Mark Rattray Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Stuart Russell11
Tim Ayers11
Tom Hadley11
Hennie Roos11

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.