Stefan Kellner Email & Phone Number
CEO @ kollex
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Stefan Kellner Location
- Berlin, DE
Stefan Kellner Work
- CEO @ (November 2022 - Present)
- CEO @ (December 2021 - November 2022)
- Product and Venture Building @ (May 2020 - December 2021)
- Advisor, Consultant and Interim Manager @ (October 2004 - May 2020)
- CEO @ (September 2016 - October 2019)
- Mentor and Venture Developer @ (March 2016 - August 2016)
- Founder and CEO Mission Control @ (May 2015 - December 2015)
- Co-Founder and CTO @ (July 2013 - April 2015)
- Founder and CEO @ 7Moments UG (May 2011 - December 2013)
- Head of SoLo Maps on Devices @ (May 2008 - October 2010)
- Founder @ Plazes (acquired by Nokia) (July 2004 - May 2008)
- COO @ (July 2002 - June 2004)
- Director IT @ (April 2000 - June 2002)
- Director IT @ i-clue GmbH (July 1997 - March 2000)
Stefan Kellner Education
- Heidelberg University
Erstes Staatsexamen Rechtswissenschaften (Law)
1991-1997
Stefan Kellner Skills
- Agile Methodologies
- Artificial Intelligence (AI)
- B2B Software
- Building Companies
- Business Development
- Business Modeling
- Business Strategy
- Cloud Computing
- Company Building
- Consulting
- Corporate Development
- Corporate Venture Capital
- Creativity and Innovation
- Digital Strategy
- E-Commerce
- Early Stage Ventures
- Entrepreneur
- Entrepreneurship
- Finance
- Leadership
- Location Based Services
- Management
- Marketing
- Marketing Strategy
- Mentoring
- Mergers & Acquisitions (M&A)
- Mobile Devices
- Mobile Technology
- Mobility
- Online Marketing
- Operations
- Organization Re-structuring
- Performance Management
- Product Development
- Product Management
- Program Management
- Project Management
- Real Estate
- Scrum
- Senior Management
- Social Media
- Social Networking
- Software Development
- Software as a Service (SaaS)
- Start-ups
- Strategic Partnerships
- Strategy
- Team Building
- Transportation
- Travel
- Urban Mobility
- Usability
- User Experience
- Venture Capital
- Web 2.0
- E-business
- Mobile Applications
- iPhone
- Linux
- Mobile
- CSS
- HTML5
- jQuery
- Mobile Internet
- Photography
- Small Social Networks
- Photo Sharing Services
- Online Advertising
- HTML 5
- Ruby on Rails
- Information Architecture
- Mobile Marketing
- Public Speaking
- Executive Management
- Start Ups
- It Executive
- Business Law
- E Commerce
- Consumer Internet
- E Business
Stefan Kellner Summary
- Stefan Kellner, based in Berlin, DE, is currently a CEO at kollex. Stefan Kellner brings experience from previous roles at Scoperty, BeyondBuild GmbH, Stefan Kellner and Qixxit. Stefan Kellner holds a 1991 - 1997 Erstes Staatsexamen Rechtswissenschaften in Law @ Heidelberg University. With a robust skill set that includes Agile Methodologies, Artificial Intelligence (AI), B2B Software, Building Companies, Business Development and more. Stefan Kellner has 2 emails and 4 mobile phone numbers on RocketReach.
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