Meet Our Team

The Product Science Group is made of passionate product leaders with decades of experience across startups and enterprises.

Holly Hester-Reilly

Product Leader & Founder

Holly is the founder of Product Science Group. Holly was a product leader at MediaMath during their journey to becoming a unicorn and at Shutterstock in the years after their IPO. She has spent the last 15 years working with startups, high-growth companies, and enterprises.

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Dina Levitan

Product Manager & User Researcher

Dina is a product management and user research consultant with over a decade of experience in the tech industry. She's been an engineering leader at Google and product leader at venture-backed startups. She has Computer Science degrees from MIT and an MBA from University of Washington

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Andi Plantenberg

Product Management Coach

Andi Plantenberg is an entrepreneur and Product / Design veteran based in San Francisco, where she helps teams build entrepreneurial capabilities in enterprises facing disruption by helping leaders develop an entrepreneurial mindset shift toward outcomes and value away from order-taking in their organizations, supported by a Product Model mind shift in leadership.

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Let's Talk

I love to hear from executives and product leaders who want to build high-growth products, teams, and companies that can compete in today's fast-changing world.

Let's chat and see if we can work together.

Holly looking at camera