Cover art for How I Built This with Guy Raz

(July 2021) Ben Chestnut: From Side Business to $12 Billion – The Accidental Triumph of Mailchimp

How I Built This with Guy Raz

Published
August 25, 2025
Duration
1h 19m
Summary source
description
Last updated
Jun 24, 2026

Discusses In 2001, three web designers built a quirky email tool called Mailchimp.It wasn’t their main busines…

Summary

In 2001, three web designers built a quirky email tool called Mailchimp.It wasn’t their main business.It wasn’t even meant to make real money.For years, Ben Chestnut and his partners survived on web-design gigs, while Mailchimp earned just enough to cover lunch.Then…one surprising spreadsheet changed everything.In this episode, Ben reveals:The decision th…

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Show notes

In 2001, three web designers built a quirky email tool called Mailchimp.It wasn’t their main business.It wasn’t even meant to make real money.For years, Ben Chestnut and his partners survived on web-design gigs, while Mailchimp earned just enough to cover lunch.Then…one surprising spreadsheet changed everything.In this episode, Ben reveals:The decision that tripled their revenue overnightHow a mispronunciation on the world's biggest podcast turned into a marketing masterstrokeHow a painful wake-