The Growth Stack Mafia 🥞⚔

The Growth Stack Mafia 🥞⚔

Growth Lessons from the AI Heat Wave

What we learned about growth engines in the age of AI from a rockstar B2B company 3x'ing ARR at 180% NRR.

Austin Hay's avatar
Brett Browman's avatar
Austin Hay and Brett Browman
Jul 24, 2026
∙ Paid

Good morning, and welcome to a special edition of Growth Stack Mafia.

Today’s post is co-written with my colleague Brett Browman. Over the last few weeks the two of us went down the rabbit hole with one of our companies that is, to use the technical term, crushing it.

They’re a B2B business 3x’ing ARR with net revenue retention around 180%, and they’ve m…

User's avatar

Continue reading this post for free, courtesy of Austin Hay.

Or purchase a paid subscription.
Brett Browman's avatar
A guest post by
Brett Browman
Operating Partner @ Khosla Ventures. Growth, startups, and what actually works.
Subscribe to Brett
© 2026 Austin Hay · Privacy ∙ Terms ∙ Collection notice
Start your SubstackGet the app
Substack is the home for great culture