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Stefan Müller

Investor profile

Angel

Stefan Müller has backed 2 European tech companies across 3 funding rounds between 2021 and 2025, joining rounds totalling €9.0M. Most active in Cleantech. Data as of Nov 2026.

Deals
3
distinct rounds
Companies
2
backed
Active span
2021–2025
5 yrs
Total round €
€9.0M
sum of rounds joined

Deals by year

distinct rounds / year
Stefan Müller — deals by year — interactive chart.
Data table
Stefan Müller — deals by year
20211
20241
20251

Top sectors

by deals
Stefan Müller — top sectors — interactive chart.
Data table
Stefan Müller — top sectors
Cleantech3

Stages

by deals
Stefan Müller — stages — interactive chart.
Data table
Stefan Müller — stages
Other3

Countries

by deals
Stefan Müller — countries — interactive chart.
Data table
Stefan Müller — countries
Germany3

Co-investment network

shared rounds
Co-investment network — interactive chart.
Stefan Müller — 3 dealsStefan MüllerVireo Ventures — 3 shared deals · click to openVireo VenturesSummiteer — 2 shared deals · click to openSummiteerBernhard Niesner — 1 shared deals · click to openBernhard NiesnerGeneral Catalyst — 1 shared deals · click to openGeneral CatalystHelloWorld — 1 shared deals · click to openHelloWorldHGDF Familienholding — 1 shared deals · click to openHGDF FamilienholdingInterface Capital — 1 shared deals · click to openInterface CapitalMario Götze — 1 shared deals · click to openMario GötzeMartin Herrmann — 1 shared deals · click to openMartin HerrmannOma Ventures — 1 shared deals · click to openOma VenturesSIVentures — 1 shared deals · click to openSIVenturesSmart Infrastructure Ventures — 1 shared deals · click to openSmart Infrastructure Ventures

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 €
encentiveGermany2€9.0M
ampere.cloudGermany1€0

Biggest deals

top 10 by amount
CompanyStageAmountDate
encentiveOther€6.3M2025-09
encentiveOther€2.7M2024-01
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