In 2012, Suneera Madhani was selling payment terminals out of her VW Beetle. When she pitched a flat-rate recurring revenue model to her bosses, they laughed in her face. Twelve payment processors rejected her idea. Five years later, Fattmerchant was processing $5B in payments and generating $25M in ARR. Suneera built Fattmerchant to $25M ARR by replacing opaque per-transaction SaaS pricing with a flat-rate subscription model. She validated recurring revenue demand with a white-label MVP that hit $16K MRR before writing proprietary code, then used an API to turn one-to-one sales into one-to-many distribution. In this episode, Suneera reveals how she won $200K in pitch competitions to fund early operations, why a viral Fast Company article changed her vision for the business, and how focusing on three verticals improved flat-rate pricing retention and product-market fit. 🔑 Key Lessons 💰 Validate recurring revenue with customers before building: Fattmerchant had $16K MRR on a white-labeled platform before writing proprietary code, proving subscription model demand. 🎯 Focus SaaS pricing on transparency: While processors hid fees in complex markup, Fattmerchant passed through direct costs and charged a flat recurring revenue subscription. 📉 Sell to everyone first, then verticalize: Three years of data revealed healthcare, professional services, and field services had the best retention for their subscription model. 🚀 Turn one-to-one sales into one-to-many with an API: A single API partner onboarded 50 customers in one month. The API grew to 25% of recurring revenue within two years. 🤝 Use pitch competitions as a fundraising tool: Suneera won $200K+ in prize money, funding early operations and gaining visibility that led to a $1.4M seed round. Chapters Introduction Favorite quote - billion dollar execution over ideas What Fattmerchant does and the Omni platform Competing head-to-head with Stripe and Braintree How the idea for flat-rate recurring revenue was born Getting laughed at and rejected 12 times The push to leave her job and start Fattmerchant The first six months - accelerator and white-label MVP Having $16K MRR before building any product Fast Company article goes viral Challenges as a minority woman in fintech Building the engineering team and product platform Launching the API - from one-to-one to one-to-many Inbound marketing engine and acquisition strategy Discovering the three target verticals Revenue, fundraising, and recapitalization Advice for founders facing rejection Lightning round Resources Full show notes: https://saasclub.io/276 Join 5,000+ SaaS founders: https://saasclub.io/email