People · Operator

Sam Knowles

Named in public records as an officer, director or promoter · active 2013–2025 · Other Technology

2
Companies
2
Filings
$219.4M
Combined raised · real
Serial
Operator type
Companies
CompanyRoleSectorStageRaised · realValue · estTied
Xero LtdOther TechnologySeries D+$208.7M$3.5B2013
Umajin Inc.Other TechnologySeries A$10.8M$10.2M2025
Operator network

Sam Knowles 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.

Graham Smith · 6 companies · 1 sharedGraham SmithStuart McLean · 3 companies · 1 sharedStuart McLeanCraig Elliott · 2 companies · 1 sharedCraig ElliottAlastair Grigg · 1 companies · 1 sharedAlastair GriggAndy Lark · 1 companies · 1 sharedAndy LarkAngus Norton · 1 companies · 1 sharedAngus NortonChris Liddell · 1 companies · 1 sharedChris LiddellCraig Winkler · 1 companies · 1 sharedCraig WinklerDouglas Jeffries · 1 companies · 1 sharedDouglas JeffriesDuncan Ritchie · 1 companies · 1 sharedDuncan RitchieGraham Shaw · 1 companies · 1 sharedGraham ShawLee Hatton · 1 companies · 1 sharedLee HattonMatt Vaughan · 1 companies · 1 sharedMatt VaughanRodney Drury · 1 companies · 1 sharedRodney DruryRoss Jenkins · 1 companies · 1 sharedRoss JenkinsGregory P. Murdock · 3 companies · 1 sharedGregory P. MurdockC. William Stevenson · 2 companies · 1 sharedC. William Steven…DAVID BREBNER · 1 companies · 1 sharedDAVID BREBNERGary Samuel Rubinoff · 1 companies · 1 sharedGary Samuel Rubin…Greg William Murdock · 1 companies · 1 sharedGreg William Murd…Ian Samuel Knowles · 1 companies · 1 sharedIan Samuel KnowlesRUSSELL BREBNER · 1 companies · 1 sharedRUSSELL BREBNERXero Ltd · $208.7M raisedXero LtdUmajin Inc. · $10.8M raisedUmajin Inc.Sam KnowlesSK
Sam Knowles Company Co-operator (ring = serial)Hover to isolate ties · click to open
Co-operators (shared boards)

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

OperatorSharedTheir companies
Graham Smith16
Gregory P. Murdock13
Stuart McLean13
Craig Elliott12
C. William Stevenson12
Sam Morgan11
Duncan Ritchie11
Graham Shaw11
DAVID BREBNER11
RUSSELL BREBNER11
Greg William Murdock11
Gary Samuel Rubinoff11
Ian Samuel Knowles11
William Veghte11
Andy Lark11
Angus Norton11
Douglas Jeffries11
Lee Hatton11
Matt Vaughan11
Chris Liddell11

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.