Marion Siboni: Inspiring Women Entrepreneurs in STEM

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Episode Overview

In this episode, Christine Fernandes sits down with Marion Siboni, the visionary founder and CEO of La Creme de la STEM—a thriving global network dedicated to early-stage female founders in STEM. Marion’s journey is nothing short of inspiring: moving from France to the fast-paced US tech ecosystem, reinventing herself, and building bridges that empower women innovators to rise and thrive.

Marion opens up about the cultural shocks she experienced, the nuances between French and American professional networking, and how embracing those differences shaped her entrepreneurial path. She dives deep into the realities of personal branding for women in STEM, busts myths around perfectionism, and shares sharp insights on go-to-market strategies that every founder should hear.

Whether you’re a woman entrepreneur in tech, an aspiring founder, or someone passionate about leadership and community-building, this episode offers practical wisdom and real talk on owning your space and creating impact.

What You’ll Learn

  • How cultural shifts can influence your business mindset and networking approach

  • The importance of authentic personal branding and showing up as your true self

  • Why talking to your customers early and often is non-negotiable for startup success

  • Building lasting, engaged communities that fuel growth and connection

  • Mindset shifts and resilience strategies for navigating the ups and downs of entrepreneurship

Connect with Marion Siboni

Marion Siboni is the founder and CEO of La Creme de la STEM ™, a global, private network supporting early-stage female founders in STEM offering a holistic support system that includes exclusive insights from exited entrepreneurs, investors and VIP guest speakers. With over a decade of experience working for leading tech players, she’s earned multiple awards for her partnership skills. A recognized public speaker - she collaborates with SXSW and the U.S. Department of Commerce, Marion’s passion for connecting people and fostering impactful relationships drives her mission and success.


Website: http://www.lacremedelastem.com/

LinkedIn: http://www.linkedin.com/in/marionsiboni/

Instagram: http://lacremedelastem.com

YouTube: http://www.youtube.com/@lacremedelastem

Other: http://lacremedelastem.substack.com/

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Lead with courage. Lead with compassion. Lead on your terms.

— Christine Fernandes, Host & Founder, The Women Who Lead Podcast & Professional Women's Meetup

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