
He began with philosophy, taught himself Python and R, studied how people make choices, and built Nixtla around a stubborn idea: the future should be easier to work with than thousands of lines of forecasting code.
Julio Martinez is the co-founder and CEO of Abacum, an AI-native financial planning and analysis (FP&A) platform he launched with Jorge Lluch during the first week of Spain's COVID-19 lockdown in April 2020. A former M&A lawyer turned Citigroup banker turned fintech venture builder, he built the product he wished he had had during two decades inside finance. Abacum has raised more than $100 million from investors including Atomico, Creandum, Scale Venture Partners, Cathay Innovation and Y Combinator, and now serves hundreds of mid-market companies across more than 30 countries from offices in New York, London and Barcelona.
Ryan Wang is the co-founder and CEO of Assembled, the AI-powered customer support platform trusted by Stripe, Robinhood, and Etsy. A former machine learning engineer at Stripe (employee #80), he co-founded Assembled in 2018 with his brother John Wang and Brian Sze after observing how hard it was to run exceptional support at scale. Assembled has raised $70.7M, including a $51M Series B led by NEA, and now manages contact centers with up to 20,000 agents across chat, email, voice, and workforce management.

Matthew Darrow is the CEO and co-founder of Vivun, the pioneer of AI-powered presales software that has raised $131 million to transform how B2B companies manage their sales engineering function. A former VP at Zuora who witnessed its growth from $7M to $200M ARR and through IPO, Darrow conceived Vivun during a campervan trip through New Zealand, coding the first version from campsite Airbnbs alongside his wife Dominique. Today, Vivun's platform serves customers like Snowflake, Seismic, ADP, and Autodesk, with clients reporting 37% gains in technical win rates and 31% shorter sales cycles.

Zvi Mowshowitz is a writer, AI safety analyst, and former professional Magic: The Gathering player. He is best known for his Substack newsletter 'Don't Worry About the Vase,' which publishes detailed weekly AI updates and rationalist commentary to over 33,000 subscribers. Inducted into the Magic: The Gathering Pro Tour Hall of Fame in 2007, Zvi is also the founder of nonprofit policy think tank Balsa Research and co-founded MetaMed, a personalized medical research firm backed by Peter Thiel. He is a prominent voice in the rationalist and AI safety communities, known for his p(doom) estimates of 60-70% and his systematic, data-driven approach to understanding AI risk.