Answer extracted from the How I Built This with Guy Raz podcast — listen to the full episode below.
When Clarisonic was acquired by L'Oreal during Karissa Bodnar's first year at Sephora, the company's president saw potential in her and invited her to Paris to collaborate with luxury chemists and engineers. There, Bodnar developed innovative products for premium brands like Yves Saint Laurent and Lancôme, gaining hands-on expertise in high-end beauty product development that would shape her entire career trajectory.
Bodnar was working as a makeup artist at Sephora while studying marketing communications at the University of Washington when the acquisition happened. Clarisonic, the sonic cleansing brush created by the same five founders who pioneered Sonicare and based in Factoria, Washington, became part of L'Oreal's portfolio almost immediately after she joined Sephora.
Carol Hamilton, president of L'Oreal Lux, recognized Bodnar's potential and made the decision to bring her to Paris for a unique opportunity. This wasn't a typical career move—it was a direct invitation into one of the world's most sophisticated beauty innovation environments, where she would work alongside chemists and engineers developing products for some of the industry's most prestigious luxury brands.
In Paris, Bodnar's work extended to creating innovative devices and formulations for Yves Saint Laurent and Lancôme. This exposure to high-level R&D processes and luxury brand standards became foundational for her later work. She learned how global beauty conglomerates approach innovation, brand positioning, and the development of products that command premium pricing.
This international experience at L'Oreal gave Bodnar a competitive advantage when she eventually left the company. As detailed in the full episode, Bodnar later channeled this expertise into creating Thrive Causemetics in 2013, combining her product development knowledge with a mission-driven business model.
"I love this industry. I love what I get to do every day. And I also have this bigger calling to honor her life."
Karissa Bodnar — Founder and CEO, Thrive Causemetics. Bodnar grew up on a small farm in Stanwood, Washington, where she began formulating cosmetics in her parents' kitchen at age 10. After working at Sephora and L'Oreal, she founded Thrive Causemetics in honor of her close friend Christy Lamond, who died of cancer at age 24 in 2013, building a beauty brand dedicated to giving back to people in need.
If you want to hear how Bodnar built Thrive Causemetics from that early mission into a multi-million-dollar business, the episode explores the challenges of her first days, when daily sales were just $100, and how she scaled to profitability.
At Sephora, Karissa was trained on every single brand and received multiple certifications in artistry, skincare, fragrance, and hair care through different channels, giving her a comprehensive foundation in beauty retail.
Karissa started formulating makeup in her parents' kitchen at age 10, learning chemistry through imagination and experimentation, grinding down sunflower seeds and other natural ingredients to create her own blends.
When Bodnar went to a Chinese manufacturer to discuss her order, they told her she needed to take bags first to make room in the factory so they could produce her items.