Run the Numbers

Brian Balfour, Founder & CEO of Reforge and former VP of Growth at HubSpot, joins Mostly Growth to explore why product-market fit is a moving target. He introduces the concept of the Product-Market Fit Treadmill, a state where rising customer expectations and competitive pressure make it harder than ever to stay ahead. Brian breaks down how AI has accelerated PMF collapse, explains the hidden cost...

In this special episode of Run the Numbers, CJ Gustafson records live from Campfire’s AI Finance Forward conference in San Francisco, serving up a trio of rapid-fire interviews with top-tier finance leaders. First, Daniel Kang, CFO of Mercury, breaks down the quality of fintech revenue streams, the mechanics of float in a falling rate environment, and what investors really value. Then, Brad Floeri...

In this episode of Run the Numbers, CJ Gustafson sits down with Vanna Krantz, former CFO of Disney+ and Grindr, to explore what it takes to lead finance through massive inflection points. Vanna reflects on building Disney+’s subscription model from scratch under Bob Iger’s leadership and the pressure of launching a global product with no precedent. She discusses forecasting as both science and art...

In this episode of Mostly Growth, CJ Gustafson and Kyle Poyar dig into what it means to be useful rather than just right at work, exploring how communication, empathy, and impact matter more than technical precision as careers mature. They share candid lessons from their own paths—CJ’s focus on making others look good to earn promotions and Kyle’s evolution into a domain expert through public writ...

In this episode of Run the Numbers, CJ sits down with Jeff Bernstein, managing partner at Riveron, to unpack what really happens when a company decides it might be time to go public. Jeff draws on his experience across banking, hedge funds, operating roles, and advisory work to break down IPOs, dual-track processes, and the surprising realities behind price discovery—including why a 20x-oversubscr...

In this episode of Run the Numbers, CJ Gustafson sits down with Colin Gardiner, General Partner at Yonder VC and former Chief Revenue and Product Officer at Outdoorsy, to unpack what really drives successful marketplace businesses. Colin shares lessons from scaling a peer-to-peer RV platform, where the biggest unlock came not from casual users but from power hosts optimizing utilization and yield...

In this high-energy episode of Mostly Growth, CJ Gustafson, Kyle Poyar, and Ben Hillman dive into the hidden levers of SaaS growth and what truly separates startups that scale to $20M+ ARR from those that stall out. They explore eye-opening data from 6,500 companies, revealing how the best improve net retention, raise pricing, and re-engineer their revenue models over time. Alongside the metrics,...

In this episode of Run the Numbers, CJ Gustafson sits down with Sam Jacobs, Founder and CEO of Pavilion, the global community for GTM leaders. Sam shares how getting fired multiple times as a CRO led him to build a business rooted in belonging — one that monetized members first, prioritized intimacy over growth, and turned a Slack group into a multimillion-dollar company. He and CJ unpack the mech...

In this episode of Run the Numbers, CJ Gustafson sits down with Teddy Collins, EVP of Finance at SeatGeek, who helped scale the company from its first in-house finance hire to a tech-forward finance team powering one of the most dynamic businesses in live events. Teddy shares what it was like leading finance through the pandemic when live events went dark overnight, how that period reshaped his ap...

Gross margins, GPUs, and the future of finance — this one’s for the metrics nerds. CJ sits down with Sarah Wang, General Partner at Andreessen Horowitz, to talk about what happens when the traditional SaaS playbook collides with AI. Sarah shares how legacy benchmarks like payback period and burn multiple start to break down in a world where compute, not headcount, drives costs. She explains why sk...

Check out Mostly Growth and get episodes early. Available on all platforms. * YouTube * Spotify * Apple In this episode, CJ Gustafson, Kyle Poyar, and Ben Hillman dive into the concept of “sloponomics”—a tongue-in-cheek look at the overwhelming flood of mediocre AI-generated content and what it means for creators, startups, and investors. They discuss how unique voices and genuine creativity will...

In this episode of Run the Numbers, CJ sits down with Michael Stanisz, Partner at Revenue Management Labs, the person companies call when their pricing model stops making sense. For decades, software pricing was predictable: sell more seats, add more margin. But with AI, every usage prompt has a real cost, and the old economics no longer hold. CJ and Michael dive into what happens when your produc...

In this episode, CJ sits down with Brandon Sullivan, CFO at 2X, to unpack one of the most enduring tensions in business — the uneasy relationship between finance and marketing. From the myth of clean ROI to the chaos of martech spend, Brandon explains why measuring marketing impact is far harder than most CFOs think, and how spreadsheet logic can lead to bad decisions. He shares what it’s like to...

Check out Mostly Growth and get episodes early. Available on all platforms. * YouTube * Spotify * Apple In this episode of Mostly Growth, CJ Gustafson, Kyle Poyar, and Ben Hillman dive into the question on everyone’s mind: are we in an AI bubble? What starts as a lighthearted riff on the U.S. Postal Service launching a podcast quickly spirals into a sharp, funny breakdown of today’s AI hype cycle...

In this episode of Run the Numbers, CJ Gustafson sits down with Ivan Makarov, Operating Partner at Andreessen Horowitz and former VP of Finance at Webflow, to explore what it takes to build a finance function from scratch inside a fast-growing startup. Ivan shares lessons from the trenches—how to decide between outsourcing and hiring in-house, what makes a great first finance hire, and why early-s...

In this episode, CJ sits down with Joe Floyd, General Partner at Emergence Capital, for a candid conversation about the venture landscape reshaped by AI. They unpack how acqui-hires are rewriting the social contract between founders and investors, why AI engineers are commanding “boy band money,” and how SaaS playbooks are being torn up and rebuilt in real time. Joe explains the economics of AI-na...

Check out Mostly Growth and get episodes early. Available on all platforms. * YouTube * Spotify * Apple Conference season is back, and CJ and Kyle are swapping stories from the stage—how to nail a keynote, whether conferences are worth the money, and why your walkout song matters more than you think. From there, they dig into a new a16z report revealing where AI startups are actually spending thei...

Private markets are swelling, public markets are shrinking, and the line between the two has never been blurrier. In this episode, CJ sits down with Scott Voss, Managing Partner at HarbourVest, to make sense of what’s happening across venture, private equity, credit, and secondaries. Scott explains why companies like SpaceX and OpenAI are now valued alongside public giants, how the surge in take-p...

Rama Katkar has helped steer some of the most iconic companies in tech through moments of scale and transformation. Now CFO at Notion and formerly a finance leader at Instacart and Credit Karma, she joins CJ to unpack what it means to build a modern finance function inside a product-led growth company. They discuss how to design finance for velocity without losing discipline, the art of forecastin...

Check out Mostly Growth and get episodes early. Available on all platforms. * YouTube * Spotify * Apple AI may be rewriting the playbook for growth, but it’s also leaving behind some of the old startup gospel. CJ and Kyle (with Ben jumping in) dig into what happens when the “rules” no longer fit — from dead frameworks and disappearing SEO traffic to board members quietly checking out. Is T2D3 Dead...

The IPO market may be slowing down, but the discipline of operating like a public company has never been more important. In this episode, CJ is joined by Chad Gold, CFO of FullStory and veteran operator with previous stints at G2, SalesLoft, and Rubicon, to discuss how capital markets and financing strategies are shifting in real time. Chad explains why more companies are staying private longer, h...

Check out Mostly Growth and get episodes early. Available on all platforms. * YouTube * Spotify * Apple AI may be changing how we work, but it’s also changing how we interact with software — and not always for the better. CJ and Kyle Poyar dig into the growing pains of product design, IPOs in weird markets, and the unexpectedly depressing world of startup networking. * Navan IPO : Why a $613M comp...

In the early days of a startup, forecasting isn’t about nailing the numbers, it’s about setting the course. In this episode, the world’s most interesting CFO describes the art of “Cowboy forecasting” and how this back-of-the-envelope model can be far more valuable than a complex simulation. Kevin Drost started his career as a musician and talent scout for Sony before becoming the chief strategy of...

In a world increasingly dominated by software and automation, how vital are human relationships in banking and finance? In this episode, CJ sits down with Meghan McKenna, founder of Females in Finance (FIF) and a seasoned banker with experience at JPMorgan, HSBC, and Stifel, to explore how trusted connections continue to drive success. As a community builder and banker, Meghan has a unique perspec...

AI was supposed to make software cheaper and companies more efficient. Instead, costs are exploding, CFOs are getting squeezed, and founders are pushing their teams harder than ever. CJ and Kyle Poyar dig into the economics behind AI, usage-based pricing, and what all of this means for SaaS growth. * Usage-Based Credits: Why they’re supposed to save SaaS margins but often trap customers in bad dea...