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Fintech

Stripe

+10

2.27.26 - Top Founders of the Week

Feb 27, 2026

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5 min read

2.27.26 - Top Founders of the Week

Co-Founders of Cursor, Freeform, Fluidstack, Orum; creators of Stripe Checkout/Atlas/Connect/Dashboard; Playco CTO & Statsig founding engineer

Stripe

+2

2.26.26 - The Stripe Mafia (Pt. 2)
LockSimple

Feb 25, 2026

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10 min read

2.26.26 - 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

Stripe

+3

2.25.26 - The Stripe Mafia
LockSimple

Feb 24, 2026

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12 min read

2.25.26 - The Stripe Mafia

GM for Connect & Global Payments (ran ~90% of Stripe P&L); Head of Applied ML; creators of Checkout, Atlas, Dashboard & Corporate Card; Atlas partnerships lead; Billing VP Eng; and founders behind Clearbit, Orum, Cocoon, Bouncer, Aqueduct, Payable and Cursor

Freeform

+15

2.23.26 - Fluidstack Founders, IQM’s CFO & a Freeform Co-Founder from SpaceX
LockSimple

Feb 22, 2026

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6 min read

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

Sante

+18

2.20.26 - Top Founders of the Week
LockSimple

Feb 19, 2026

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8 min read

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

Simple AI

+13

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

Feb 11, 2026

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4 min read

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.

ClickHouse

+9

1.20.26 - ClickHouse-Acquired Founder and Sequoia-Backed Founder On the Map
LockSimple

Jan 19, 2026

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5 min read

1.20.26 - ClickHouse-Acquired Founder and Sequoia-Backed Founder On the Map

Repeat founders within ClickHouse and Pennylane, alongside early product, AI, and GTM leaders emerging from ElevenLabs, Terralayr, and Ethos.

Cerebras

+8

1.15.26 - The Cerebras Mafia
LockSimple

Jan 14, 2026

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5 min read

1.15.26 - The Cerebras Mafia

Principal MTS and research scientists from Cerebras, a Chief of Staff from SkildAI, technical PM leadership from Alpaca, and early engineers and interns spinning out of Harmonic.

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