Most founders treat 'scale' like a switch you flip after raising a round: hire 14 reps, 10x the ad spend, and pray. About half scale too early and burn the runway, while the other half scale too late and get caught by a more aggressive competitor. Almost nobody can tell you, in measurable terms, when they're actually ready. In this episode, Yaniv Bernstein is joined by Mark Roberge - founding CRO at HubSpot (where he scaled the company from $0 to $100M ARR), senior lecturer at Harvard Business School, cofounder of Stage 2 Capital, and author of the new book 'The Science of Scaling'. Mark walks Yaniv through his impressive data-driven framework for scaling that he's spent a decade refining, covering how to objectively define product-market fit, why customer retention is the only honest measure of PMF, and how to instrument a Leading Indicator of Retention you can act on in week one. In this episode, you will: Learn why retention is the only honest measure of product-market fit, and why most founders are flying blind without it Discover Mark's framework for building a Leading Indicator of Retention (LIR) you can measure in week one, using Slack, HubSpot, and Facebook as worked examples Hear Mark coach Yaniv through Vera's LIR in real time, and pick up a repeatable method for designing one for your own business Learn the 'Stay/Go/Slow' model for pacing hires and spend post-raise, and why startups should reassess monthly or quarterly rather than locking in an annual plan Get Mark's take on why 'paranoid optimism' is the trait that correlates most strongly with founder success, and the link between that trait and founder mental health Timestamps 00:00 Coming Up 00:26 On Today's Show: The Science of Scaling 01:47 Guest Intro: Mark Roberge 02:31 Why Scaling Needs Data 04:20 Eric Ries and Product Market Fit 06:56 Retention as a North Star 10:15 What Makes a Good Leading Indicator? 15:00 Case Study: Vera (Yaniv's Startup) 17:41 Choosing Frequency and Event 23:55 Instrumenting and Unique Value 31:12 Blitzscaling and Defining PET 34:41 ICP Denominator Rules 37:28 Segmenting By Product 40:40 Go To Market Fit 45:25 Dealing with Revenue-Focused Investor Pressure 50:33 The Pace of Scaling 56:07 About the Book, The Science of Scaling 57:45 Founder Mental Health 01:02:28 Closing Thoughts Resources in this episode: Mark Roberge on LinkedIn: https://www.linkedin.com/in/markroberge/ ‘The Science of Scaling: Using Data to Decide When — and How Fast — to Scale Revenue’ by Mark Roberge: https://www.amazon.com/Science-Scaling-Revenue-Mark-Roberge/dp/1394319428 Stage 2 Capital (Mark's B2B SaaS-focused venture firm): https://www.stage2.capital/ Vera (Yaniv's startup): https://vera.guide/ The Pact Honor the Startup Podcast Pact! If you have listened to TSP and gotten value from it, please: Follow, rate, and review us in your listening app Follow us on YouTube for full-video episodes: https://www.youtube.com/@startup-podcast Give us a public shout-out on LinkedIn or anywhere you have a social media following Key links This episode of the Startup Podcast is sponsored by .tech domains. Forget weird prefixes and creative misspellings; the availability for .tech domains is simply way better than .com. For a clean and memorable name, go to https://get.tech/tsp This episode of the Startup Podcast is sponsored by Vanta. Vanta helps businesses get and stay compliant by automating up to 90% of the work for the most in demand compliance frameworks. With over 200 integrations, you can easily monitor and secure the tools your business relies on. For a limited time offer of US$1,000 off, go to https://www.vanta.com/tsp The Startup Podcast website: https://www.tsp.show/episodes/ Follow Yaniv on Linkedin: https://www.linkedin.com/in/ybernstein/ Producer: Justin McArthur https://www.linkedin.com/in/justin-mcarthur Assistant Producer: Steph Hefferan https://www.linkedin.com/in/steph-heff/ Intro Voice: Jeremiah Owyang https://web-strategist.com/
