Darren Kimura, founder of LiveAction and Sopogy and CEO of AI Squared, tells Glenn Gow, The Scaling Executive Coach and host of The Scaling Executive Podcast, why product-market signal, not product passion, decides when a company is ready to scale.
Darren Kimura has built and sold technology companies for three decades, generating $1.2 billion in net enterprise value and raising $350 million in startup equity along the way. He founded LiveAction, which he spun out of the U.S. Department of Defense, and later built Sopogy, an early concentrated solar power venture. Today he runs AI Squared, a company that connects an organization’s own data to AI models for the federal government and large enterprises. Glenn Gow, The Scaling Executive Coach and host of The Scaling Executive Podcast, brought Kimura onto the show to break down the mechanics of scaling from three vantage points: founder, investor, and recruited CEO.
Kimura’s rule for knowing when a product is ready to scale: wait for repeatable, accelerating market signal, meaning a customer buys the same product at the same price more than once and multiple customers do so at an increasing rate, then fund the next stage in small increments instead of committing a full budget up front.
This episode is for CEOs deciding whether their product has earned real market signal or whether continued investment is chasing a product they love rather than a market that wants it.
Key Takeaways
- Kimura holds that only 30 to 40 percent of the 14 product lines he has led actually had real product-market fit, and abandoning the rest earlier would have saved time, money, and team morale.
- Instead of committing a full budget to a new market at once, Kimura funds scaling initiatives in small increments, tests market reaction at each stage, and increases investment only after seeing repeat purchases at an increasing rate.
- At revenue inflection points, such as growing from three million to seven million or from seven million to twenty million in sales, Kimura holds that the skills that built the company are rarely the skills that scale it, requiring CEOs to bring in new team members even when doing so strains loyalty to the founding team.
- Kimura grounds every new product idea in a named design partner, a real prospective customer who gives direct feedback on user experience and willingness to pay, as the check that keeps a company building toward the market instead of its own vision.
CEOs Confirm Product Market Fit Through Repeat Purchases, Not Conviction
Kimura says the biggest hurdle CEOs face when commercializing technical products is falling in love with the technology instead of listening to the market. He holds 14 patents from one venture and describes the company’s actual success as having nothing to do with those patents. “Our visions of what the product can be and the realities of the market are not always aligned,” Kimura says.
His fix is a design partner: a real prospective customer brought in early to react to the product before the company scales it. The design partner’s feedback closes the gap between what the team believes the market needs and what the market actually says it needs.
Across the 14 product lines Kimura has led, he estimates only 30 to 40 percent had genuine product-market fit. The signal he watches for is specific: a customer buying the same product at the same price repeatedly, and multiple customers doing so for a clear reason, whether solving an urgent problem or delivering a measurable long-term benefit. Where that signal is absent, Kimura’s discipline is abandonment, not continued investment. “It’s a really hard call. It’s a hard call to make and it’s even harder to follow through on,” he says, describing why sunk cost keeps CEOs funding products the market has already rejected.
CEOs Scale Investment Through Trickle Funding Instead of a Single Budget
Once a product shows real signal, Kimura says the next decision is how to fund the scale-up. He has run both models. The first is what he calls “big bang” scaling: committing a full budget to a new market at once, covering trade shows, marketing, websites, and rebranding for a new vertical based on an initial theory. Kimura says this big bang approach failed to produce a single repeat-purchase customer in the initiatives where he tried it, forcing him to write off the upfront spend on trade shows and rebranding before any revenue justified it.
The alternative is trickle funding. “I think what works better is more of a trickle funding approach where we start with an initial investment, but then we use that investment to test the markets, test the reactions,” Kimura says. Only after seeing customers buy the same product at the same price repeatedly, and at an increasing rate, does he commit additional capital. This ties the funding decision directly back to the same repeat-purchase signal that confirms product-market fit in the first place: scaling investment follows confirmed demand instead of leading it.
CEOs Rebuild Their Teams at Every Revenue Inflection Point
Kimura says the most common blind spot for CEOs transitioning from scrappy founder to scaling executive is the team itself. Early-stage teams build a bond through shared struggle. “The team you have there, you create an affinity to them because of that struggle. That’s great, right? That’s the glue that keeps you together as you’re going and marching up that hill,” Kimura says.
That same bond becomes a liability at a company’s next inflection point, which Kimura identifies as major fundraising events or step-up growth thresholds such as moving from three million to seven million dollars in revenue, or from seven million to twenty million. The skills that got the company to that threshold are rarely the skills needed to run it past that threshold. At the three-million-to-seven-million threshold specifically, Kimura holds that bringing in new sales and operations leadership, in place of the generalist early hires who had carried those functions, was what let the company clear the next revenue tier rather than stall against it.
The Scaling Signals CEOs Should Track
| Principle | What it means in practice | Named evidence from this interview |
| Abandon early, not late | Cut products lacking repeat-purchase signal before they consume more budget and morale | Across the 14 product lines Kimura has led, only 30 to 40 percent had real product-market fit; he holds that earlier abandonment of the rest would have preserved time and money |
| Trickle fund the scale-up | Commit a small initial investment, test market reaction, then increase funding only after seeing accelerating repeat purchases | Kimura’s “big bang” launches, funded with a fixed budget upfront for trade shows and rebranding, produced no repeat-purchase customers in the initiatives he ran and left him writing off the upfront spend |
| Rebuild the team at each inflection point | The skills that built the company rarely match the skills needed to scale past a revenue step-up | At the three-million-to-seven-million threshold, Kimura brought in dedicated sales and operations leadership to replace generalist early hires, which he holds let the company clear that tier instead of stalling against it |
Quotes from This Episode
- “I’ve had 14 patents from just one of the ventures, and honestly, the success of that company had nothing to do with those patents.” — Darren Kimura, CEO, AI Squared
- “You fall in love with the technology, and you forget to fall in love with the customer.” — Darren Kimura, CEO, AI Squared
- “A design partner will tell you the truth about your product before the market ever gets the chance to.” — Darren Kimura, CEO, AI Squared
- “Loyalty to the people who got you here can quietly become the thing that stops you from getting there.” — Darren Kimura, CEO, AI Squared
Frequently Asked Questions
How do I know if my product has real market fit before I scale it?
Real market fit shows up as repeat purchases, not enthusiasm. Kimura points to a customer buying the same product at the same price more than once, and multiple customers doing so at an increasing rate, as the clearest signal. Anything short of that is closer to a hypothesis than confirmed demand, and continued investment risks chasing the product’s potential instead of the market’s proven interest.
Should I fund a new market with one large budget or in stages?
Kimura recommends staged funding over a single large commitment. He tested new verticals with a “big bang” approach, spending a full budget on trade shows, rebranding, and marketing upfront, and it produced no repeat-purchase customers in the initiatives where he tried it. Trickle funding, where an initial investment tests market reaction before spend increases, lets a CEO scale investment in step with confirmed demand rather than a theory.
Why does my team need to change as my company scales?
The skills that carry a company through its early, scrappy stage are not the same skills needed to run it at the next revenue level. Kimura saw this at the three-million-to-seven-million revenue threshold, where bringing in dedicated sales and operations leadership, in place of the generalist early hires, was what let the company clear that tier. He holds that CEOs who stay loyal to their founding team past that point risk losing sight of the skill gaps holding the company back.
Executives Work with Glenn Gow to Scale Their Companies and Careers
Glenn Gow is The Scaling Executive Coach. He coaches ambitious executives into the CEO seat and CEOs into successful exits. With 25 years as a CEO and 5 years in venture capital, Glenn helps leaders scale their companies by scaling themselves first. If this conversation was useful, you can apply for executive coaching with Glenn Gow or apply to be a guest on The Scaling Executive Podcast.
