They Rejected Her Idea, She Turned it into a BILLION Dollar Business

Mar 9, 2026

Suneera Madhani, three-time founder and fintech CEO who built Stacks from a subscription payments idea into a unicorn. She recounts the subscription aha moment, being dismissed then proving traction fast. Hear how she bet on omnichannel payments, rejected a $17.5M buyout, and navigated huge fundraising and a strategic rebrand.

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ANECDOTE

Snowstorm Sparked Subscription Payments Idea

Suneera Madhani pitched a subscription-style flat-fee credit card processor after a 2012 snowstorm inspiration when rerouting subscription boxes.
She launched in 2014 as Fat Merchant (now Stacks) as the first subscription-based processor and processed nearly $25B over time.

ANECDOTE

Pitch Rejected So She Built It Herself

After her employer laughed down the idea, Suneera quit, moved home, raised under $50k from family, and within six months processed over $5M in payments.
She used scrappy digital marketing (blogs, $500 PPC) and white‑labeled bank tech to validate product-market fit before building custom software.

ADVICE

Validate With White‑Label MVP And Cheap Digital Ads

Use white‑label solutions and low-cost digital acquisition to prove demand before building custom tech.
Suneera acquired ~250 customers via a bank white-label MVP, then raised capital to build product informed by real customers.

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What happens when a business idea everyone rejects turns out to be right?

Every major company begins with a moment when someone decides to keep going even after being told no. In this episode, Suneera Madhani sits down with Nathan Chan to discuss the early risks, difficult decisions, and long road behind building a payments company that would eventually become a fintech unicorn. As you listen, you will hear what it actually takes to build a business through uncertainty, push past rejection, and stay focused on the long game.

Nathan Chan is the founder and CEO of Foundr, a global media and education company that helps entrepreneurs build and scale successful businesses. Through the Foundr podcast and platform, he has interviewed many of the world’s most successful founders and business leaders.

What you’ll learn in this episode:

(00:00) Discover how an idea that was initially dismissed eventually became the foundation for a billion dollar fintech company.

(03:53) Understand how early exposure to entrepreneurship and small business shaped the mindset required to start a company.

(09:56) Learn what it takes to leave a stable job and commit fully to building a company from scratch.

(11:20) See how early traction, including processing millions in payments, can validate a startup concept quickly.

(17:55) Explore the strategic decision to bet on omnichannel payments before the broader market recognized the opportunity.

(22:06) Examine the reasoning behind rejecting a $17.5M acquisition offer and choosing to keep building.

(28:15) Gain insight into the realities of raising hundreds of millions in funding and navigating investor relationships.

(36:31) Understand the strategic thinking behind rebranding a growing company as it scales to new markets.

Learn more about Nathan Chan: https://www.linkedin.com/in/nathanhchan

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Learn more about how Suneera Madhani is paving the way for badass female CEOs like you to take center stage not just in your industries but in your whole life.

* Website: https://suneeramadhani.com/

* Instagram: https://www.instagram.com/suneeramadhani/

* LinkedIn: https://www.linkedin.com/in/suneeramadhani/

This episode was produced by Story On Media: https://www.storyon.co/