Eduardo Vivas, an early AppLovin investor and longtime board member, helped shape one of the most powerful companies in mobile advertising and app monetization. Better known earlier as a cofounder of Social Hour, he later retained a meaningful stake in AppLovin and became one of the billionaires created by the company’s explosive rise in AI-driven marketing technology. Known for a relatively low profile, Vivas stands out as part of the group behind AppLovin’s emergence as a major force in ad tech.

Vasily Shikin, chief technology officer of AppLovin, helped build the company into one of the most powerful platforms in mobile advertising and app monetization. After joining in 2012, he became a central technical force behind AppLovin’s software and infrastructure as it grew into a major public company at the center of performance marketing. Known for a low public profile but enormous financial upside, Shikin stands out as one of the key executives behind AppLovin’s rise.

Herald Y. Chen, former president and CFO of AppLovin and now a director of the company, helped shape one of the most successful mobile software stories of the AI era. A longtime private equity executive before joining AppLovin, Chen played a central role in the company’s public-market ascent, helping steer its financial strategy, acquisitions, and operating discipline as it evolved into a major force in app monetization, advertising, and mobile gaming. Known for pairing Wall Street rigor with technology execution, Chen remains closely tied to AppLovin’s rise as one of the standout software winners of recent years.

Dharmesh Shah, cofounder and CTO of HubSpot, helped build one of the most influential software platforms in modern business by turning inbound marketing into a global category and expanding HubSpot into a broad CRM, sales, and customer experience ecosystem. A serial entrepreneur and engineer, Shah co-founded HubSpot in 2006 after selling his earlier company, Pyramid Digital Solutions, and became one of the central technical and cultural architects behind its rise. Known for product vision, startup thought leadership, and a strong public voice on AI and company-building, he remains a defining figure in SaaS.

John Krystynak, cofounder and former chief technology officer of AppLovin, helped turn a small mobile ad startup into a multibillion-dollar public company at the center of the app economy. An ad-tech and engineering specialist, he architected the core technology that powers AppLovin’s marketing, monetization, and analytics platforms, which serve thousands of mobile developers and support a large portfolio of hit games. After years guiding product and infrastructure behind the scenes, Krystynak stepped back from day-to-day operations but retained a significant ownership stake, placing him among the wealthiest figures in the global mobile technology sector.

Jeff Green, cofounder and CEO of The Trade Desk, has become one of the most influential leaders in digital advertising by building the world’s leading independent programmatic ad platform. Since launching the company in 2009, he has championed transparency, data-driven buying, and an open internet—positioning The Trade Desk as a counterweight to walled gardens like Google and Meta. Under his leadership, the company has grown into a multibillion-dollar powerhouse serving major brands, agencies, and media companies across the globe. Known for his strategic clarity and outspoken industry perspective, Green has reshaped how digital ads are bought, measured, and optimized.

Ed Hallen is the co‑founder and Chief Product Officer (later Chief Strategy Officer) of Klaviyo, the Boston-based SaaS platform powering email/SMS marketing and customer data for over 100,000 brands, including Unilever and Citizen Watches  . A systems engineering graduate from UVA and MIT Sloan MBA, he previously led product at Applied Predictive Technologies and held roles at Google before launching Team Engine in 2018.

Dan Kurzius is the American co-founder and Chief Customer Officer of Mailchimp. A former web developer and Mailchimp’s first support agent, he built the company’s support organization and champions user advocacy across product and data teams. Known for his focus on customer experience and corporate citizenship, he avoids venture funding and has helped build Mailchimp into a multi-billion‑dollar SaaS success. 

Ben Chestnut is the co-founder and former long-time CEO of Mailchimp, the bootstrapped email marketing and automation platform he helped grow from a side project in 2001 to a $12 billion acquisition by Intuit in 2021. A Georgia Tech–trained industrial designer from humble roots, Chestnut built Mailchimp into a global SaaS powerhouse without venture funding—earning billionaire status and pioneering a “Dragon” exit in tech. 

Andrew Karam is the co‑founder and VP of Product at AppLovin, the mobile technology firm behind top-grossing games and ad tech solutions. A dual-degreed Tufts graduate in economics and engineering, he has steered product innovation since 2012 and holds nearly 8 % ownership following the company’s IPO. 

Andrew Bialecki is the co‑founder and CEO of Klaviyo, the Boston‑based marketing automation unicorn. A Harvard‑trained engineer and physicist, he bootstrapped Klaviyo since 2012 and retained a rare ~38% ownership at IPO, guiding the company to a multibillion-dollar valuation through disciplined, data‑driven growth.

Adam Foroughi is the co-founder and CEO of AppLovin, a global leader in mobile app marketing and monetization. A former derivatives trader turned tech entrepreneur, Foroughi built AppLovin into a multi-billion-dollar platform powering growth for app developers worldwide.