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o2h Ventures

Investor profile

Venture capital

o2h Ventures has backed 12 European tech companies across 13 funding rounds between 2021 and 2025, joining rounds totalling €91M. Most active in Healthtech and Deeptech. Data as of 4 Nov 2026.

Deals
13
distinct rounds
Companies
12
backed
Active span
2021–2025
5 yrs
Total round €
€91M
sum of rounds joined

Deals by year

distinct rounds / year
o2h Ventures — deals by year — interactive chart.
Data table
o2h Ventures — deals by year
20212
20223
20235
20241
20252

Top sectors

by deals
o2h Ventures — top sectors — interactive chart.
Data table
o2h Ventures — top sectors
Healthtech11
Deeptech2

Stages

by deals
o2h Ventures — stages — interactive chart.
Data table
o2h Ventures — stages
Other5
Seed5
Pre-Seed1
Series A1
Series B1

Countries

by deals
o2h Ventures — countries — interactive chart.
Data table
o2h Ventures — countries
UK13

Co-investment network

shared rounds
Co-investment network — interactive chart.
o2h Ventures — 13 dealso2h VenturesACF investors — 6 shared deals · click to openACF investorsJonathan Milner — 4 shared deals · click to openJonathan MilnerCambridge Enterprise — 3 shared deals · click to openCambridge EnterpriseMeltwind — 3 shared deals · click to openMeltwindBGF — 2 shared deals · click to openBGFCambridge Angels — 2 shared deals · click to openCambridge AngelsCrista Galli Ventures — 2 shared deals · click to openCrista Galli VenturesMartlet Capital — 2 shared deals · click to openMartlet CapitalMeltwind Advisory LLP — 2 shared deals · click to openMeltwind Advisory LLPR42 Group — 2 shared deals · click to openR42 GroupSyndicate Room — 2 shared deals · click to openSyndicate RoomWren Capital — 2 shared deals · click to openWren Capital4BIO Capital — 1 shared deals · click to open4BIO CapitalAPEX Ventures — 1 shared deals · click to openAPEX VenturesArrowfield Capital — 1 shared deals · click to openArrowfield CapitalAscension VC — 1 shared deals · click to openAscension VCAstellas Venture Management — 1 shared deals · click to openAstellas Venture ManagementCheshire Life Science Fund — 1 shared deals · click to openCheshire Life Science Fund

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 €
PhoreMostUK1€39M
ViaNautisUK1€23M
PharmEnableUK1€6.9M
Pencil BiosciencesUK1€6.5M
KuanoUK2€3.3M
SpireaUK1€2.9M
Oxford Drug DesignUK1€2.6M
SanomeUK1€2.3M
CardiaTecUK1€1.6M
Monument TherapeuticsUK1€1.0M
AtelerixUK1€894k
Five Alarm BiosUK1€568k

Biggest deals

top 10 by amount
CompanyStageAmountDate
PhoreMostSeries B€39M2024-09
ViaNautisSeries A€23M2023-11
PharmEnableSeed€6.9M2023-05
Pencil BiosciencesSeed€6.5M2023-09
SpireaOther€2.9M2022-06
Oxford Drug DesignOther€2.6M2022-05
SanomeOther€2.3M2021-09
KuanoSeed€2.1M2023-09
CardiaTecPre-Seed€1.6M2022-07
KuanoSeed€1.2M2021-07
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