He helped make overseas calls ordinary. Then Ahti Heinla turned to a smaller journey: getting the groceries down the street. Twelve years into Starship, the pavement is still teaching him things.
Skype made distance cheaper. Now Niklas Zennström is spending his second act on a harder problem: helping European founders build companies that can stay the course.

A deal he lost helped Martin Rand imagine software that could negotiate. From Skype and farm fields to Pactum AI and a new venture backing overlooked founders, his work keeps returning to the opportunities people leave unattended.

After working on the business of connecting calls, Mark Asseily co-founded State to connect opinions. His next problem was giving people a reason to listen.

From Skype to family trees to classifieds in Bangladesh, Sri Lanka and Ghana, Nils Hammar kept returning to one question: what makes people find one another? Saltside gave him several answers, including a retreat and two sales to a rival.
Enlai Chu is the founder and CEO of Productive.ai (Phoneic, Inc.), an AI call assistant that turns ordinary mobile phone calls into transcribed, summarized, CRM-logged records of work. A telecom builder with 25-plus years across messaging, voice and video, he co-founded the early group-texting startup 3jam (acquired by Skype in 2011), then held product roles at Skype and Microsoft before returning to founder life. His through-line: phone calls are where business actually happens, yet the moment you hang up the value vanishes.
Vijay Tella is the co-founder and CEO of Workato, a $5.7B enterprise automation platform that has become the integration backbone for over 21,000 businesses worldwide. With 30+ years spent building the middleware plumbing of Silicon Valley - from co-founding TIBCO Software to architecting Oracle Fusion Middleware to selling Qik to Skype - Tella launched Workato in 2013 with a straightforward conviction: integration should be something anyone can do, not just engineers with specialized tools. His book 'The New Automation Mindset' became a Wall Street Journal bestseller in 2023, and Workato has been named a Gartner Magic Quadrant Leader for iPaaS seven consecutive years running.
Taavet Hinrikus is an Estonian tech entrepreneur who became Skype's first employee, co-founded Wise (formerly TransferWise) in 2010 - growing it into Europe's largest fintech IPO via a 2021 direct listing at $11B - and now invests through Plural Platform alongside backing social initiatives like kood/Jõhvi coding school. One of Estonia's first billionaires, with a net worth around $1.35 billion, he is also a co-owner of the NBA's Portland Trail Blazers.

Gergely Orosz is the Hungarian-born, Amsterdam-based author behind The Pragmatic Engineer, the #1 technology newsletter on Substack with over 1 million readers. A former engineering manager at Uber who helped build payments infrastructure processing $65B+ annually, he left Big Tech in 2021 to write independently. He covers software engineering careers, Big Tech culture, and the AI-driven transformation of the industry - earning $1.5M+ per year from subscriptions alone, with zero ads or sponsors.