Meet our Speakers for 2025
CloudFest 2025 brings together the top minds in the technology world—and beyond. Here you’ll find the speakers who will rock our main stages at Europa-Park. From emerging innovators to living legends and internet Hall-of-Famers, they’re all pushing the Cloud forward.
Karlheinz Brandenburg
MP3 Creator
George Sadowsky
Internet Hall of Fame
Roger Dingledine
Original Developer
Tor Project
Julie Nolke
Actor
Gina Louise Phillips
Actor
Cory Doctorow
Author/Journalist/Activist
Dave Crocker
Principal
Branenburg InternetWorking
Milisav Radmanić
Head of Software Development
Hetzner
John Sihar Simanjuntak
President
PANDI | .id Registry
Chritsine Eckle
Senior Solution Engineer
AvePoint Deutschland GmbH
William Bell
EVP of Products
phoenixNAP Global IT Services
Vineet Chaku
President Rektr.ai
Reaktr
Gabriele Fronzé
CEO
Elemento Cloud
Soeren von Varchmin
Chairman of the Advisory Board
CloudFest
Daniel Arabie
Country Manager, DACH
Wasabi Technologies
Nicolay Wirges
Senior Business Development Manager Cloud
Huawei Technologies GmbH
Tim Switzer
VP, Business Affairs
Public Interest Registry (PIR)
Geoffrey Petit
Technical Resources Group EMEA Team Leader
Kingston Technology
Igor Seletskiy
CEO and Founder
CloudLinux
Nikolay Nedev
Director of Customer Success
BotGuard OU
Marcus Stier
Head of Business Development
COMBACK GmbH
Yuri Slukhai
EMEA Focus Group Leader & BDM Servers
ASBIS
Gernot Hofstetter
Co-CEO
Yorizon GmbH & Co KG
Robin Daunter
Sales Director
Mitac
Christian Jaeger
CEO
CloudFest
Rainer W. Kaese
Senior Manager Business Development Storage Products Division
Toshiba Electronics Europe GmbH
Jan Lepsky
Co-Founder & CPO
mogenius
Jim Freeman
Technical Product Manager
OpenNebula
Dave Henry
Product Marketing Manager
StorPool Storage
Davide Vicini
CEO and Co-Founder
Freename
Sean Varley
Chief Evangelist & VP, Business Development
Ampere Computing
Claudio Serrano
Solutions Architect
SUSE
Christian Berendt
Founder & CEO
OSISM GmbH
Fedor Bogomolov
CEO
Ispmanager
Jeff Wittich
Chief Product Officer
Ampere Computing
Stefan Schäfer
Head of international Product Marketing
OVHcloud
John Donovan
Executive Director & GM of CSP
Lenovo
Azfar Aslam
CTO for Network Infrastructure Business, Europe
NOKIA
Lukáš Přibyl
Head of Pre-sales
IceWarp
Efe von Thenen
CEO
von Thenen Ventures