2.26.25 - The Stripe Mafia (Pt. 2)
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2.26.25 - The Stripe Mafia (Pt. 2)

Stripe-acquired repeat founder, CISO, Head of AI Development; Notion's 5th engineer; Anthropic and OpenAI alums; and 10+ repeat founders backed by Index, GC, and YC
2.24.26 - The Stripe Mafia
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2.24.26 - The Stripe Mafia

20+ repeat founders, Stripe's GM for Connect & Global Payments (ran 90% of P&L); Head of Applied ML; creators of Checkout, Atlas, Dashboard & Corporate Card
2.23.26 - Fluidstack Founders, IQM’s CFO & a Freeform Co-Founder from SpaceX
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2.23.26 - Fluidstack Founders, IQM’s CFO & a Freeform Co-Founder from SpaceX

Co-Founder & President @ Freeform, Co-Founders @ Fluidstack, SVP Product @ Cross River (GC-backed Founder of Seed); 0→€200M+ finance lead @ IQM
2.20.26 - Top Founders of the Week
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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
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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
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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
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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.
2.16.26 - Repeat Founders from Stash, Grafana, Sante, and Lily Robotics
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2.16.26 - Repeat Founders from Stash, Grafana, Sante, and Lily Robotics

Serial founders with $425M and $70M outcomes, two-time acquired DevOps leaders now funded again, and founding AI teams from Anterior and Didero
2.15.26 Top Founders of the Week
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2.15.26 Top Founders of the Week

2.12.26 - The Databricks Mafia
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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
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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
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2.10.26 - The Harvey & Runway Mafias

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