Klemens Jakub Gasienica-Ciulacz

Founder | Board Member | Univ. of Cambridge | TUM | Sigma²

Cambridge, England, United Kingdom

About

I build circles where high-agency people intersect, ideas sharpen and leverage compounds. If you’re top 1%, let’s connect.

Experience

  • Founder & CEO at receptionOS
    Mar 2025 - Present · 1 yr 5 mos

    We’re combining deep domain knowledge in dentistry with modern AI to turn day-to-day interactions into clear decisions, better execution, and compounding operational advantage.

  • Board Member & Head of Growth at Apolonia Group
    Aug 2019 - Present · 7 yrs

    I’m on the board at Apolonia Group and lead growth for our family-built dental ecosystem. Over the past 5 years, we’ve grown the revenue 10× through new clinic launches, hiring, performance marketing, and group-wide growth strategy. Alongside that, I own core IT infrastructure—making sure our systems, data, and tools scale smoothly as we open locations and grow the team.

  • Investor at xAI
    May 2025 - Present · 1 yr 3 mos

  • Director at Thomas Edison Foundation
    May 2022 - Present · 4 yrs 3 mos

    I co-founded Thomas Edison Foundation (FTE) with the vision of bridging the gap between hard-skill education and entrepreneurial leadership. I see myself as a fellow guide on the journey of growth just a few steps ahead of our mentees. Together with my mentee-turned-co-founder, Jan Kochanowski, we support exceptional students in their crucial life decisions and ensure they follow the most ambitious path in their university experience at the Technical University of Munich. Our goal is to design the paths of the next generation for entrepreneurial success. Reach out if this mission resonates with you.

  • Fellow at Sigma Squared Society
    Apr 2022 - Present · 4 yrs 4 mos

    Sigma Squared Society is an invite-only global community of the world's 1000 most ambitious founders under 26 selected for their impact-driven ventures. https://sigma-squared.org