In this episode of Mostly Growth, the number one podcast in product monetization, CJ and Kyle break down the five paths to building a $100M ARR business — from mice to elephants — and what new data from 1,043 startups reveals about which paths founders actually choose, why most companies stay with their first customer segment, and why deer hunters may be growing 3–5x faster.

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SPONSORS:

Lightfield is an AI-first CRM built for modern sales teams that want to manage deals without manual data entry or dashboards. By joining sales calls, reading emails, and maintaining full account context, Lightfield helps teams prioritize deals, automate follow-ups, and stay prepared for every interaction. It’s like having a sales coach, RevOps analyst, and EA in one. Start a 14-day free trial at https://www.lightfield.app and use code MOSTLYGROWTH to get 3 months free.

beehiiv is a modern newsletter platform built for creators who want to grow, monetize, and own their audience without piecing together a stack. Its all-in-one platform brings together newsletters, websites, analytics, automations, and monetization tools, and now supports podcasts, webinars, and MCP workflows. Kyle even used beehiiv’s MCP in Claude to audit his site, prioritize SEO fixes, and analyze subscriber trends. Try it free at https://www.beehiiv.com/kyle and use code KYLE30 for 30% off your first three months.

Tabs is an AI-native revenue platform that unifies billing, collections, and revenue recognition for companies running usage-based or complex contracts. By bringing together ERP, CRM, and real product usage data into a single system of record, Tabs eliminates manual reconciliations and speeds up close and cash collection. Companies like Cortex, Statsig, and Cursor trust Tabs to scale revenue efficiently. Learn more at https://www.tabs.com/run

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LINKS:

Mostly Metrics: https://www.mostlymetrics.com

CJ on LinkedIn: https://www.linkedin.com/in/cj-gustafson-13140948/

Growth Unhinged: https://www.growthunhinged.com/

Kyle on LinkedIn: https://www.linkedin.com/in/kyle-poyar/

Slacker Stuff: https://www.slackerstuff.com/

Ben on LinkedIn: https://www.linkedin.com/in/slackerstuff/

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RELATED EPISODES:

SaaS Has a Branding Problem

https://youtu.be/qWyjFTqnfhg

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TIMESTAMPS:

0:00 Swag, merch stores, and VC baby bibs

5:13 Topic intro: 5 ways to build a $100M business

7:43 The framework: flies, mice, rabbits, deer, elephants

8:51 Mouse hunting: $100/year, need a million customers

9:07 Rabbit hunting: the most common starting point

9:57 Deer hunting: where sales investment starts to make sense

10:09 Sponsors — Lightfield | beehiiv | Tabs

13:09 Company examples for each animal

15:46 The data: 1,043 companies from Chartmogul

17:16 Retention by animal: the leaky bucket problem

20:36 Starting animal doesn't affect early growth — but does later

21:12 Retention rates: mice 25%, deer 70%, elephants 100%

23:27 Retention imprints on your DNA — even 3 years later

24:25 The sweet spot: deer is the best starting point

26:31 Why elephant hunting early usually fails

28:10 70% of companies never change target customer

29:03 Most common migration: rabbit to deer

30:35 HubSpot: the rabbit-to-deer poster child

31:28 Takeaway: you are what you hunt

31:33 Business blunders: AI-generated LinkedIn comments

33:34 Credits

#MostlyGrowthPodcast #SaaS #ProductGrowth #StartupGrowth #RevenueOperations

The 5 Ways to Build a $100M ARR Business

Mostly Growth

The 5 Ways to Build a $100M ARR Business