accelerator season#3 :

a global challenge

Discover the season's start-ups

Congratulations to the nine startups that have been selected to tackle the season's challenges.


Expand your startups target audience by checking out all of the country challenges and see where your startup matches the criteria the most !


A multi-talented team for maximizing your outputs

Head R&D Solutions & Products Holcim, France
Business Excellence, Head of Solutions & Products Holcim, Switzerland
R&D Specialist and Technology Scouting Manager Holcim, France
Program Manager BeMyApp, Spain
René Baechli
Sr Vice President Key Accounts Manager Concrete & Cement Sika, Switzerland
Head Corporate TM Concrete Sika, Switzerland
Responsable Open Innovation & Corporate Venture
Investments Director Mott MacDonald Ventures



The leading global construction materials and solutions company serving masons, builders, architects and engineers all over the world.

  • 70,000 employees
  • 70 countries
  • Sales 2021 : CHF 26.83B

Sika is a specialty chemicals company with a leading position in the development and production of systems and products for bonding, sealing, damping, reinforcing, and protecting in the building sector and automotive industry.

  • 25,000 employees
  • 101 countries
  • Sales 2021 : CHF 9.24B

Bouygues Construction designs, builds and operates projects in the building, public works, energy and services sectors. As a leader in sustainable construction, the group has made shared innovation its top added value and has made health and safety its top priorities.

  • 58 000 employees
  • 60 countries
  • Sales 2020 : €12 billion

Mott MacDonald is a global engineering, management and development consultancy. The purpose of the company is to improve society by considering social outcomes in everything it does, relentlessly focusing on excellence and digital innovation, transforming their clients’ businesses, their communities and employee opportunities.

  • 170 offices
  • 16,000 employees
  • Over 50 countries
  • Revenue: £1.8 billion

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