Product Market Fit | Guillermo Flor | Substack

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Recent posts

How ElevenLabs Grew From $0 to $200M ARR in 2 Years + Their Pre-Seed Deck

Europe’s Fastest AI Rocket: How ElevenLabs Hit $200M ARR and a $6.6B Valuation, Full Playbook + Deck Inside

Sep 14 • Guillermo Flor

i'm building cluely for angel investing

reply to this email with ur startup idea i will tell you whether i would take an investor meeting and why for that idea assuming it came in from a warm…

Sep 10 • Guillermo Flor

The Index Ventures Founder Guide: From Seed to IPO

Inside Index Ventures: How to Pitch, Get Funded, and Scale Globally

Aug 31 • Guillermo Flor

Linkedin, X, Stripe & +300 Startups ML System Designs for AI founders

How the top tech companies design ML systems that drive billions in value

Aug 30 • Guillermo Flor

Artisan’s $12M Seed Round and $25M Series A Pitch Decks

How Artisan turned “Stop Hiring Humans” into $37M in funding

Aug 26 • Guillermo Flor

Inside NFX: The Seed Fund Behind Unicorns like Lyft, DoorDash, and Patreon

How top VCs spot the 20 companies that matter each year and why network effects create billion-dollar outcomes

Aug 25 • Guillermo Flor

The Khosla Ventures Fundraising Pack 🚀

Inside the playbooks Khosla founders use to win trust and close rounds

Aug 24 • Guillermo Flor

The Complete Startup Equity Guide: what every startup founder & employee must know

Cap tables, dilution, payout waterfalls, and tools to see what your ownership is really worth

Aug 23 • Guillermo Flor