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Mark O'brien
PersonRegistry
Relationships
12
Data Sources
11
Revenue
—
Tax Payable
—
Data as of: 18 June 2026
Board Seats & Positions
Mark O'brien holds 12 roles across 12 organisations
ABN 44524878796
officeholderABN 52945927066
trusteeABN 12393238733
directorABN 43164324216
directorABN 58239487709
ChairABN 74804588687
ChairABN 21930207958
board memberABN 14211506904
board memberABN 58057754171
directortrustee
ABN 81022583032
directorABN 26992674938
otherCommunity Evidence
External EvidenceIdentity
- GS ID
- GS-PERSON-mark-o-brien
Method
- Match Confidence
- registry
- Cross-references
- 11 datasets
- Match Key
- Name hash
- Relationships
- 12
Matched by registration number — high confidence.