REAKTOR Community

Our professional coaches and mentors provide startup teams with essential business and personal skills

Carolin Lessoued
Co-Founder & CEO of Openers || Tech Open
Communication
Entrepreneur
Event
Marketing
Naimah Schütter
Director Technology Innovation at Capgemini Invent
Entrepreneur
Strategy
Marketing
Product Development
Valentin Degen
Managing Director at International Showtimes
Entrepreneurship
E-commerce
International
Strategy
Ulrike Grandi-Haferstroh
Communication strategist
Leadership
Communication
Regine Harr
Founder of Sales 360
Pitch Training
Sales
Dirk Lehmann
Innovation Advisor & Pitch Coach
Entrepreneurship
Pitch Training
Robert Martin
Investment Manager at Porsche Ventures
Communication
Strategy
VC
Stefan Steins
Early stage investor
Business Angel
Ralph Arnold
Owner HealthCare // TransActions Advisors GmbH
Entrepreneur
Johannes Röhrenbach
Co-Founder Mavuno Technologies GmbH
Entrepreneur
Strategy
Christian Stiebner
Investment Manager at KfW Capital
Venture Capital
Finance
Sebastian Schwenke
Managing Director at Business Angels Club Berlin-Brandenburg e.V.
Strategy
Networking
Mykhaylo Filipenko
CEO at RoadIA
Entrepreneur
Julian Rosenberger von Papstein
Next Gen Rosenberger Group / Angel Investor
Business Angel
Navid Meyer
Investment Analyst at Lakestar
VC
Fabian Hansmann
CEO Netz Holding
Strategy
Business Angel
Alexander Keck
Founder and Managing Director at Unternehmergold GmbH
Taxes
Finance
Stefan Jørgensen
CEO itembase
International
Entrepreneur
Strategy
David Stuck
Investment Manager at bmp Ventures
Venture Capital
Thomas Gaube
Management Professional & Business Angel
Financing strategy
Tech
Business Angel
Evelyn Diemann
Founder & CEO Markenbewegung / Think Offsite
Communication
Entrepreneur
Marketing
Constanze Buchheim
Partner Manager & Founder at i-potentials GmbH
Entrepreneur
HR
Business Angel
Jutta Jakobi
Global Director Digitalization at Deutsche Messe AG
Christoph Baier
Managing Director at Ambivation
Entrepreneur
Sales
Strategy
Enrico Bernardo
Managing Director at WEVENTURE
Management Skills
Entrepreneur
Marketing
Daniel Höpfner
Founding Partner and Managing Director at building10
Entrepreneur
Strategy
Venture Capital
Michael Bingel
Co-Founder & CTO Besuchssystem.de
Entrepreneur
CTO
Marie Bos
Managing Partner at M&H Advisory and Investments
Communication
Management Skills
Business Angel
Julius Bachmann
Executive coach to VC-backed founders
Leadership
Management Skills
Strategy
Christian Dahlen
Software Executive and Investor
Investor
B2B SaaS
Business Angel
Thomas Waldmann
Start-Up & Venture Manager at Würth Group
Management Skills
Entrepreneurship
Strategy
Dana Alpar
Lawyer Associate at Osborne Clarke
International
Venture Capital
Legal
Peter Konhäusner
Managing Director at PetKon
Communication
Entrepreneur
Marketing
Dr. Arndt Schwaiger
Digital Business Models and Artificial Intelligence Expert
Investor
Entrepreneur
Tech
Marcus Netzel
Head of Division / General Manager EuroNorm GmbH
Leadership
Management Skills
Financing strategy
Dominik Tobschall
Early-stage VC at Speedinvest
Financing strategy
Investor
B2B SaaS
Dr. Christian Segal
Head of Sales for Digital Industry at Berliner Sparkasse
Financing strategy
Sales
Bernhard Janke
Tech Investor at 468 Capital
Investor
B2B SaaS
Tech
Mirco Dragowski
Strategic Advisor
Leadership
Communication
Entrepreneurship
Investor
GovTech
Torsten Blaschke
CFO of doctari group
Entrepreneur
Strategy
Finance
Robin Müller
CTO at Verlag Der Tagesspiegel
Entrepreneurship
Investor
Entrepreneur
CTO
Strategy
Rayk Reitenbach
Investment Director at IBB Ventures
Entrepreneurship
Financing strategy
Investor
Pitch Training
Tech
Tim Vogelsang
Founder and Managing Director Octorank
Entrepreneur
Sales
Strategy
Claus Duerr
CEO at DuerrInvest
Entrepreneurship
Financing strategy
Marketing
Tech
Business Angel
Torsten Meyer
Sales Expert, Entrepreneur, Seed Investor
Entrepreneurship
Investor
Pitch Training
E-commerce
Sales
Strategy
Robin Eyben
Venture Capital and M&A Partner at Osborne Clarke
Taxes
International
VC
Legal
Robert Maier
Business Angel at Saarbrücker21
Management Skills
E-commerce
Entrepreneur
VC
Maxie Matthiessen
CEO FEMNA Health
Leadership
Communication
Entrepreneurship
Marketing
Martin Müller
VP Operations at Wooga
Leadership
Entrepreneurship
Entrepreneur
Product Development
Engineer
Mark Penkala
Managing Director and Founder at Minimal VC
Entrepreneur
VC