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Mike O’Brien

Investor profile

Angel

Mike O’Brien has backed 1 European tech company across 1 funding round in 2024, joining rounds totalling €4.6M. Most active in Fintech. Data as of 4 Nov 2026.

Deals
1
distinct rounds
Companies
1
backed
Active span
2024
1 yr
Total round €
€4.6M
sum of rounds joined

Deals by year

distinct rounds / year
Mike O’Brien — deals by year — interactive chart.
Data table
Mike O’Brien — deals by year
20241

Top sectors

by deals
Mike O’Brien — top sectors — interactive chart.
Data table
Mike O’Brien — top sectors
Fintech1

Stages

by deals
Mike O’Brien — stages — interactive chart.
Data table
Mike O’Brien — stages
Seed1

Countries

by deals
Mike O’Brien — countries — interactive chart.
Data table
Mike O’Brien — countries
UK1

Co-investment network

shared rounds
Co-investment network — interactive chart.
Mike O’Brien — 1 dealsMike O’BrienBarclays Bank UK — 1 shared deals · click to openBarclays Bank UKChris Adelsbach — 1 shared deals · click to openChris AdelsbachJohn Donohoe — 1 shared deals · click to openJohn DonohoeJohn Herlihy — 1 shared deals · click to openJohn HerlihyMainset — 1 shared deals · click to openMainset

Hover a node for shared-deal counts; click a co-investor to open its profile.

Best viewed on a larger screen.

Frequent co-investors

shared rounds

Portfolio

top 30 by total round €
CompanyCountryRoundsTotal €
WealthOSUK1€4.6M

Biggest deals

top 10 by amount
CompanyStageAmountDate
WealthOSSeed€4.6M2024-06
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