Our People

David Baszucki is the founder and CEO of Roblox. His vision is to build a platform that enables shared experiences among billions of users.

David was named one of Goldman Sachs’ 100 Most Intriguing Entrepreneurs in 2017 and 2018. He was also listed by Comparably as one of the Top CEOs for Diversity in 2018 and 2019. He is regularly featured in The Wall Street Journal, TechCrunch, Forbes, Business Insider, VentureBeat, and other influential publications.

Prior to Roblox, David founded Knowledge Revolution, which became the volume leader in educational physics and mechanical design simulation software. The company was acquired by MSC Software in 1998 where he served as Vice President and General Manager.

David graduated from Stanford University as a General Motors Scholar in Electrical Engineering.

Manuel Bronstein serves as Chief Product Officer at Roblox, leading our Product, Design, and Data Science organizations.

Manuel has spent over 20 years as a product leader in the consumer and entertainment spaces, most recently serving as Vice President of Product at Google, leading Google Assistant. Prior to that, Manuel was Vice President of Product at YouTube, overseeing the company’s mobile, desktop, and living room applications, as well as live streaming, growth, and community. He also led efforts to launch YouTube Kids, YouTube Music, and YouTube Games. Before YouTube, Manuel started his career in gaming holding several senior leadership positions at Zynga and Xbox.

Manuel holds a BS in Electronics Engineering from Universidad Simón Bolívar and an MBA from UC Berkeley’s Haas School of Business.

Craig Donato serves as Chief Business Officer for Roblox. He leads the growth of our platform on a global scale, driving brand awareness and engagement, ensuring the safety and success of our player and developer communities, and establishing a healthy ecosystem for creators to build immersive experiences. He oversees the company’s brand partnerships, care and safety, and developer relations teams.

Prior to Roblox, Craig led business development and monetization at Nextdoor, a social network for neighborhoods. He was also the CEO and co-founder of Oodle, a local community marketplace that was acquired by QVC in 2012.

Craig graduated with an MBA from Stanford University Graduate School of Business and a BS in Electrical Engineering from Virginia Tech.

Mike Guthrie serves as Chief Financial Officer at Roblox. He is scaling our business on a global level, defining our overall financial strategy; driving sustained, profitable growth; and securing new business opportunities. Mike leads Roblox’s finance, accounting, business & corporate development functions.

Prior to joining Roblox, he was the Chief Financial Officer of TrueCar, Inc. where he led the company through multiple rounds of private financing and spearheaded its initial public offering in 2014. Previously, he was a private equity investor at TPG and Garnett and Helfrich Capital where he focused on growth equity investing and middle market buyouts.

Mike graduated with an MBA from Stanford University Graduate School of Business and a BA in Economics from the University of Virginia.

Mr. Kaufman was promoted to Chief Systems Officer, effective February 2021. Previously, he served as our VP of Product & Product Operations from September 2017 to February 2021.

Prior to joining us, Mr. Kaufman served as President, and later Head of Operations, for Crunchbase, a platform for finding business information about private and public companies, between January 2013 to August 2017. Between March 2008 and January 2013, he served as SVP of Product Development at Oodle, Inc., an online platform for buyers and sellers which was acquired by QVC in February 2015. Between January 2006 and December 2007, he served as co-founder at Edgeio, a website that organizes and distributes classifieds and listings of various types.

Mr. Kaufman holds a BS in Mechanical and Aeronautical Engineering from UC Davis and an MS in Aerospace Engineering from Virginia Tech.

As Chief Marketing & People Experience Officer, Barbara Messing leads all aspects of marketing, communications, and employee experience operations at Roblox. She is responsible for overseeing the development of the company’s global brand strategy to drive innovation and continued growth and establish Roblox as one of the most beloved brands in the world among kids and teens.

Prior to Roblox, Barbara spent the last two decades serving in a number of leadership roles, including Senior Vice President and Chief Marketing Officer at Walmart U.S. and TripAdvisor. She currently serves on the Board of Directors for Overstock.com and Diamond Resorts, Inc.

Barbara holds a JD from Stanford Law School and a BA from Northwestern University.

As General Counsel for Roblox, Mark Reinstra leads a team that enables and supports Roblox’s global growth including its international expansion, privacy and data security, and care and safety efforts.

Prior to joining Roblox, Mark was a partner at Wilson Sonsini Goodrich & Rosati, where he practiced corporate and securities law for 25 years. Mark began working with Roblox as its outside counsel in 2005. Mark currently teaches New Venture Finance at UC Berkeley School of Law. He also taught at Stanford Law School and lectured at the Haas Business School at the University of California, Berkeley as well as Stanford’s Graduate School of Business.

Mark received his JD from Stanford Law School and a BS in Industrial Engineering from the University of Wisconsin-Madison.

As Chief Technology Officer at Roblox, Dan Sturman heads up a world-class team of engineering leaders in our App, Game Engine, Developer, International, Economy, Safety, and Platform Engineering groups.

Prior to joining Roblox, Dan served as Vice President of Engineering & Support at Cloudera, where he led a team of 600+ engineers and oversaw all software development and customer support. He previously served as Vice President of Engineering at Google, where he led the development of cloud products including Google Compute Engine, Google App Engine, and Kubernetes, as well as the internal cluster management systems that manage Google’s fleet of servers.

Dan holds a Ph.D. and MS in Computer Science from the University of Illinois at Urbana-Champaign and a BS in Computer Science from Cornell University.