Skip to main content
Tech.euFundingExplorerBeta

Axel Stepken

Investor profile

Angel

Axel Stepken has backed 3 European tech companies across 3 funding rounds between 2024 and 2026, joining rounds totalling €13M. Most active in Cleantech and Energy. Data as of 4 Nov 2026.

Deals
3
distinct rounds
Companies
3
backed
Active span
2024–2026
3 yrs
Total round €
€13M
sum of rounds joined

Deals by year

distinct rounds / year
Axel Stepken — deals by year — interactive chart.
Data table
Axel Stepken — deals by year
20241
20251
20261

Top sectors

by deals
Axel Stepken — top sectors — interactive chart.
Data table
Axel Stepken — top sectors
Cleantech1
Energy1
Software1

Stages

by deals
Axel Stepken — stages — interactive chart.
Data table
Axel Stepken — stages
Other2
Seed1

Countries

by deals
Axel Stepken — countries — interactive chart.
Data table
Axel Stepken — countries
Germany3

Co-investment network

shared rounds
Co-investment network — interactive chart.
Axel Stepken — 3 dealsAxel StepkenBen-Elias Brandt — 1 shared deals · click to openBen-Elias BrandtCalm Storm Ventures — 1 shared deals · click to openCalm Storm VenturesChristian Vollmann — 1 shared deals · click to openChristian VollmannCounteract — 1 shared deals · click to openCounteractCusp Capital — 1 shared deals · click to openCusp CapitalD11Z Ventures — 1 shared deals · click to openD11Z VenturesHigh-Tech Gründerfonds (HTGF) — 1 shared deals · click to openHigh-Tech Gründerfonds (HTGF)Klaus Kunz — 1 shared deals · click to openKlaus KunzMartina Merz — 1 shared deals · click to openMartina MerzProject A Ventures — 1 shared deals · click to openProject A VenturesReGen Ventures — 1 shared deals · click to openReGen VenturesRevent — 1 shared deals · click to openReventStefan Gross-Selbeck — 1 shared deals · click to openStefan Gross-SelbeckUnternehmertum Venture Capital Partners — 1 shared deals · click to openUnternehmertum Venture Capital PartnersVireo Ventures — 1 shared deals · click to openVireo Ventures

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 €
CertHubGermany1€6.2M
AtmenGermany1€5.0M
SeqanaGermany1€2.1M

Biggest deals

top 10 by amount
CompanyStageAmountDate
CertHubOther€6.2M2026-01
AtmenSeed€5.0M2025-06
SeqanaOther€2.1M2024-05
← Back to investors