Stealth Founders

2.20.26 - Top Founders of the Week

Head of ML at PolyAI, Stash’s co-founder post-sale, Lily Robotics and Jyve repeat founders, and Grafana’s post-acquisition builders

2.19.26 - Early Moonshot Researcher and ex Venture Fellows from Slash

Stripe Mafia next week. Essential AI, Pear Garage, and Z-Fellow product and engineering talent from Slash, plus an early Moonshot LLM researcher.

2.18.26 - The Kavak and Legora Mafias

Kavak co-founders, Legora’s founding SWE and country heads, a Vestwell co-founder in stealth, and Stripe/Figma managers building in stablecoins.

2.17.26 - PolyAI’s COO, a Repeat YC Founder, and Senior Talent from Braintrust & Temporal

PolyAI’s COO and Head of ML, Temporal’s product and engineering leads, Braintrust's Head of Biz Ops, plus a 7-year DeepMind researcher now building in robotics.

2.15.26 Top Founders of the Week

2.12.26 - The Databricks Mafia

Acquired founders, MosaicML leaders, Spark architects, and MLflow authors building across security, inference, and infrastructure

2.11.26 - Repeat Greylock and Founders Fund-Backed Founders Exploring Second Acts

Spinouts from Monaco and Bretton, Twilio Co-Founder free agents, and Garner data leadership building in AI, robotics, and healthcare.

2.10.26 - The Harvey & Runway Mafias

Sequoia-backed repeat founders leaving Harvey and founding members of Runway, Cohere, and Pika