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Martin Ostermayer

Investor profile

Angel

Martin Ostermayer has backed 4 European tech companies across 4 funding rounds between 2021 and 2025, joining rounds totalling €4.4M. Most active in Edtech and Fintech. Data as of Nov 2026.

Deals
4
distinct rounds
Companies
4
backed
Active span
2021–2025
5 yrs
Total round €
€4.4M
sum of rounds joined

Deals by year

distinct rounds / year
Martin Ostermayer — deals by year — interactive chart.
Data table
Martin Ostermayer — deals by year
20212
20221
20251

Top sectors

by deals
Martin Ostermayer — top sectors — interactive chart.
Data table
Martin Ostermayer — top sectors
Edtech2
Fintech2
Software1

Stages

by deals
Martin Ostermayer — stages — interactive chart.
Data table
Martin Ostermayer — stages
Other2
Pre-Seed1
Seed1

Countries

by deals
Martin Ostermayer — countries — interactive chart.
Data table
Martin Ostermayer — countries
Germany3
Finland1

Co-investment network

shared rounds
Co-investment network — interactive chart.
Martin Ostermayer — 4 dealsMartin OstermayerDirk Freise — 3 shared deals · click to openDirk FreiseBayStartUP — 1 shared deals · click to openBayStartUPFelix Brosious — 1 shared deals · click to openFelix BrosiousGorilla Capital — 1 shared deals · click to openGorilla CapitalHigh-Tech Gründerfonds (HTGF) — 1 shared deals · click to openHigh-Tech Gründerfonds (HTGF)Patrice Deckert — 1 shared deals · click to openPatrice DeckertPicea Capital — 1 shared deals · click to openPicea CapitalStefan Tietze — 1 shared deals · click to openStefan Tietze

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

Best viewed on a larger screen.

Portfolio

top 30 by total round €
CompanyCountryRoundsTotal €
heyDataGermany1€3.3M
AudavisGermany1€1.1M
Panda TrainingFinland1€0
Hyrise AcademyGermany1€0

Biggest deals

top 10 by amount
CompanyStageAmountDate
heyDataSeed€3.3M2022-09
AudavisOther€1.1M2025-01
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