Holger Sprengel
Managing Director at Grupo HS3
Greater Barcelona Metropolitan Area
Overview
Work Experience
Co-Founder / Managing Director
2006 - Current
www.hs3.biz HS3 is a company builder with headquarter in Barcelona, combining many years of experience in the fields of business development and venture capital, in new media, innovation and other sectors. We implement business ideas and create innovative companies, together with our international network of strategic partners.
Managing Director / Co-Founder
2006
Nuromedia GmbH is an independent multimedia and software engineering company founded in 2006 by experts of media industry, with profound expertise of international R&D, with offices in Cologne (Germany, head office) and Berlin. Nuromedia covers the entire chain of software and research project development – from the initial idea to final production / implementation. www.nuromedia.com
Co-Founder / Managing Director
2006
Nurogames GmbH, an independent game development and software engineering company founded in 2006 in Cologne/Germany, covers the entire value chain of game development from the initial idea to the final product and develops games for all major mobile, web, PC, console, VR, AR, and XR platforms with a long track record of more than ten years, including serious games applied to eHealth, eLearning, game-based learning. Through participation in research & innovation projects within national and international research consortia, Nurogames ensures that its projects will always utilize the most advanced state-of-the-art technology and are based on state-of-the-art research results & innovations. Strong track record in European R&D project, above all Horizion2020 and HorizonEurope.
Co-Founder
2018
DigitalTwin Technology focusses on innovative software solutions for the construction industry. The first product is aimed at the tunnelling industry and smart city solutions https://www.digitaltwin.technology/
Co-Founder
2023
Generative AI platform for fashion brands. https://www.stoodio.ai/ Redefine fashion design with Stoodio.ai! we empower fashion brands to harness the power of Generative AI. Turbocharge efficiency, boost conversions, and slash your time-to-market.
Co Founder
2013
www.espronceda.net Espronceda – founded 2013 in Barcelona – is an innovative and contemporary art project. Espronceda provides an international artist residence (visual art, VR/AI art ...), as well as an international platform and multi-disciplinary environment for artists, curators, and everybody else who believes in the importance of art, culture and education for more creativity and a better World.
Co-Founder
2006
www.cooltra.com Cooltra was established in Barcelona in 2006 as a new concept of mobility: on two wheels and per days. Since then the company has been constantly growing and has now become a European leader in mobility solutions on two wheels. We are dedicated to scooter rentals for days, months and, also, to rental services for big and small businesses. Throughout these years Cooltra set up companies of ecoScooting, the first sustainable courier enterprise on two wheels and eCooltra, the biggest European scooter sharing service with a presence in five cities.
Co-Founder
2019
https://www.digitalhealth.technology/ DigitalHealth Technology GmbH works on innovative digital solutions for health, with an experienced, dedicated team with a long-time experience in the eHealth sector.
Investor
2024
Green Mining DAO believes in a smarter, faster path to sustainable Bitcoin exposure. By combining cutting-edge technology with renewable energy, they provide investors with a unique opportunity to grow their Bitcoin portfolios while contributing to a greener future. The innovative approach transforms investments into operational excellence, delivering consistent Bitcoin returns through eco-friendly mining practices.
Investor & Advisor
2024
The gateway to the future of iGaming! www.ggeeks.io
Education
LLM
1995 - 1998
PhD
1998 - 1999
PhD
1998 - 1999
LAW
1995 - 1996
MBA
1992 - 1995
Bachelor of Business Administration - BBA
1992 - 1993
Bachelor of Business Administration (BBA)
1990 - 1992