• We are what we

  • Repeatedly do.

  • Excellence then,

  • is not an act,

  • but a habit

  • - Aristotle



Robbert Jan Hanse

Founder & CEO


Serial Entrepreneur, product strategist, consumer marketer and proud father-of-two. Robbert Jan Enjoys developing disruptive technologies, features and business models for stodgy old industries. Robbert Jan is the visionary behind Holland Startup, the first Dutch venture builder. He is driven and energized by helping entrepreneurs to reach their highest potential and purpose.

On his way to Holland Startup, Robbert Jan co-founded a pan-European BigData E-Mail Publisher. Before joining, Robbert Jan spent 10 years as co-founder and VP Sales of E2Ma, an European Online Lead Generation company. His career began in the online media & gaming industry before discovering his calling as a marketing technology entrepreneur.

Robbert Jan graduated from HZ University of Applied Sciences and holds a Bachelors degree in Business Engineering.

René Roskamp



René has over 25 years experience and an independent IT consultant. His experience spans various sectors in both the public and private realm including government, major charities, SMEs and internet media companies. He has extensive expertise in translating goals into pragmatic road maps for development in data and application architecture. René has a passion for facilitating agile development of ventures using Scrum methodology and start-of-the-art technology.

René is currently a Database Manager for Vogelbescherming Nederland, Owner of JRS Adviesgroep BV and a Member of the Supervisory Board at Stichting CPOB. He has held various executive positions in his career including stints at, Aids Fonds, Pantar and more.

René holds a Bachelors degree in Technical Computer Science.


Khaldoun Shehadeh

Venture Capital & Mentor


Seasoned Venture Capital and Private Equity investments & Senior Finance Professional with 15+ years’ experience throughout Europe and Africa. He provides a proven track record of achievements in Startup, Investments, Banking, and Logistics industries. He offers solid financial knowledge and skills in Emerging Markets and is adept at working within corporate and start-up environments. Strong interest in ideation, business growth & technology.

Khaldoun holds a Bsc in Business Administration & Economics, an MSc in Accounting and Control and is a chartered Alternative Investments Analyst. Additional has followed a number of specialist studies in Business Model Innovation and Digital Marketing.

Robin Toorneman

Startup Scout & Recruiter


Robin has a profound interest in innovation and entrepreneurship in the healthcare and drug development sectors. Finding business models that may disrupt healthcare, whilst adding value for patients, is what makes his heart beat faster. Robin combines a strong academic background with relevant hands-on experience. He is involved in networks such as the Sustainable Healthcare Challenge, Thirty030 and the Avicenna Excellence Program.

Robin holds a BSc in Innovation Sciences, a MSc in Drug Discovery & Safety and a MSc in Health Economics, Policy & Law.

Dennis Huizing

Startup and Growth Mentor


Seasoned mentor when it comes to startups that have just started out and are struggling to find traction and grow. Having mentored over 45 startups in an educational setting, Dennis is able to translate the most recent knowledge and insights to provide the best fit for the startups at Holland Startup. A broad knowledge of experiments, best practices and growth hacks ensure that the startups keep on growing and gaining traction.

Jacqueline Frentrop

Individuals & Team Coach


Experienced Senior Trainer, Coach & Advisor with a demonstrated history of working in the higher education industry. Skilled in Dutch, English, Coaching, Educational Leadership, and Leadership Development. Strong community and social services professional graduated from ‘Organisatie Coaching HHS’. She ensures strong team cohesion and resolution of any team conflicts and for enhanced team dynamics. This she does for Holland Startup Management team and for the Startups Co-Founder teams

Jacqueline holds a master degree in Organization Coaching from HHS together with a bachelor degree in Arts and Drama.