People · Operator

Francis Claiborne Johnston

Named in public records as an officer, director or promoter · active 2025–2025 · Biotechnology

1
Companies
1
Filings
$4.4M
Combined raised · real
Single
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Cupron Performance Additives, Inc.BiotechnologySeries A$4.4M$17.9M2025
Operator network

Francis Claiborne Johnston 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.

Christopher Andrews · 1 companies · 1 sharedChristopher Andre…James Read Branch · 1 companies · 1 sharedJames Read BranchLouis William Moelchert · 1 companies · 1 sharedLouis William Moe…Michael Britt · 1 companies · 1 sharedMichael BrittThomas Justin Moore · 1 companies · 1 sharedThomas Justin Moo…Cupron Performance Additives, Inc. · $4.4M raisedCupron Performance Ad…Francis Claiborne JohnstonFJ
Francis Claiborne Johnston Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
James Read Branch11
Christopher Andrews11
Louis William Moelchert11
Michael Britt11
Thomas Justin Moore11

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.