Portfolio.
Four areas — operational, founded, investments, advisor. Active and concluded engagements ordered chronologically. Click an entry for context and contribution.
Active today.
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elevion green
Advisory Board Member -
CyberDesk
Investor and Advisor -
ESMT Vali
Mentor -
Applysia
Advisory Board Member -
Sedisto
Founding Investor -
w3.fund
Founding LP -
Paretos
Angel Investor -
Founders Foundation
Advisor and Mentor — Founders Foundation and Hinterland of Things -
Axel Springer Plug and Play
Mentor -
Guest Teaching
Guest Lecturer -
exigo capital
Founder & Managing Director
Portfolio archive.
Operational
Executive employments and associate-partner roles with operational responsibility.
Elia Group
Six years on the Group Management Board of two systemically critical transmission system operators.
Sensorberg
Business-model shift from retail marketing provider to industrial IoT platform for real estate.
Vattenfall
An initially six-month interim mandate that turned into more than four years.
Softgarden
First interim management mandate through the newly founded exigo capital vehicle.
Vodafone 360
A dedicated Vodafone ecosystem of social, cloud, and apps with a dedicated Samsung hardware line.
iconmobile
Operational leadership of one of Europe's leading digital innovation agencies in the early smartphone era.
Vodafone Group
Build-up of the global Vodafone UX and product organisation during the birth phase of the mobile internet.
Vodafone live!
Global UX leadership of the first worldwide mobile content portal — from the original launch to the camera phone.
Vodafone live! Vision
Conceptual vision and future-state work on Vodafone's product strategy.
Accenture
Five-year consulting station in the Communications & High-Tech Practice.
GSM Gesellschaft für Software Management
First management station: opening the Berlin office from scratch.
Fraunhofer IAO
Entry into professional life at the Fraunhofer Institute for Industrial Engineering, in parallel with university studies.
Founded
Founded ventures.
exigo capital
An operating platform since 2011 — own projects, investments, board mandates, and senior-advisor work.
Bookletmobile
A mobile micro-publishing platform with location and QR triggers, concluded with an exit.
GES Verlag
Digital-only publishing vehicle within the exigo portfolio, three-year term.
paymy
Mobile payment built on SEPA direct debit instead of card schemes.
Investment
Investments with capital participation.
CyberDesk
Identity-centric data security for enterprises.
Sedisto
Founding Investor in a 2022-founded digitalisation platform for self-storage.
w3.fund
Founding LP of a next-generation investment house for Web3.
Paretos
Agentic decision intelligence for supply chain and operations.
Advisor
Expertise and time commitment without capital participation.
elevion green
B2B platform for the decarbonisation of commercial real estate — photovoltaics, battery storage, heat pumps, charging infrastructure, and technical building services from a single source.
ESMT Vali
Mentor at the Entrepreneurship Hub of ESMT Berlin.
Applysia
Advisory Board Member in the field of digitalised personnel selection.
Founders Foundation
Advisor and mentor at one of the established German founder platforms.
Axel Springer Plug and Play
Mentor since 2016 — selective involvement in the Berlin accelerator environment.
Guest Teaching
Occasional lectures and guest formats at two Berlin universities.