Guy Raz interviews the world’s best-known entrepreneurs to learn how they built their iconic brands. In each episode, founders reveal deep, intimate moments of doubt and failure, and share insights on their eventual success. How I Built This is a master-class on innovation, creativity, leadership and how to navigate challenges of all kinds. New episodes release on Mondays and Thursdays.
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Advice Line with Carlton Calvin of Razor
Today’s callers: Shawn from Saskatchewan weighs whether brand-building or licensing is best for his card-based party game. Then Shirin in Texas wants to differentiate her graphic stationery in a crowded Etsy marketplace. And Mark from New Jersey works through refocusing his line of craft spirits. Plus, Carlton’s recent efforts to pass on his trendspottting talent to the next generation. Thank you…
Bobbie: Laura Modi. How a Baby Formula Startup Took Market Share From Two Industry Giants
Laura Modi set out to build a better infant formula. What followed was years of setbacks: a crippling dispute with the FDA, a frustrating search for a manufacturer, and the constant fear that the company would run out of money before it reached customers. But today, Bobbie generates over $100 million a year and has captured nearly 4% of the U.S. infant formula market by challenging one of the most…
Advice Line with Bobbi Brown of Jones Road Beauty (September 2025)
Today's callers: Bob in Chicago looks to promote his cabbage-based muscle and joint rub beyond the walls of his orthopedic practice. Then Abby in Dallas wonders whether her popular social media livestreams are a sustainable way to market her trendy phone cases. And Henry in Charlotte wants to turn his mouth rinse for coffee drinkers into a mainstream oral care brand. Plus, Bobbi shares what drove…
MadeGood: Salma and Nima Fotovat Lost Their First Business. They Grew Their Next One Into a Snack Giant.
What do you do when the family business you've spent decades building... gets bought out from under you? That’s what happened to Nima and Salma Fotovat. Devastated, the family rebuilt a new company from the ground up. This time they set out with a new idea: build an allergen-free, organic snack brand not just for kids, but their parents. Their new brand: MadeGood. Today, the Canadian brand’s…
Today’s callers: Tony in Michigan is considering bringing on partners to run different parts of his brew pub and theater business. Then Monica in London is exploring the best way to reach style-conscious parents with her line of children’s clothes. And Sandy in Colorado is seeking the ideal pricing strategy to bring his adaptive test prep platform to schools nationwide. Thank you to the founders…
Serena & Lily: Serena Dugan and Lily Kanter. They Built a $20M Brand—Then One Investor Almost Destroyed It
Many founders think the hardest thing about business is finding customers. It's not. It's surviving success. When Lily Kanter and Serena Dugan launched a luxury baby linen business, they had no manufacturing experience, no inventory, and barely any capital. But after their first catalog landed just as a major competitor left the market, orders flooded in almost overnight. The problem? They hadn’t…
Today’s callers: Adrian from California wants to grow his apparel company to complete with big-name athletic brands. Then, Preet from the Rockies looks for strategies to reach seniors and their children with his daily check-in app. And Derek from Virginia considers social media and professional partnerships to advertise his hockey equipment brand. Plus, Chris talks about launching a new athletic…
Sweetwater: Chuck Surack. How a Customer Service Strategy Built a Billion Dollar Online Pro Audio and Music Company.
Chuck Surack never planned to build one of America's largest online retailers. He just wanted to be a musician. So right after high school, he took his sax and drove off in his old VW van to play gigs around the country. It didn’t work out. But with the audio and mixing skills Chuck learned gigging, he decided to convert his van into a mobile recording studio - and started making money fast by…
Today’s callers: Andy from Sarasota weighs whether the path to scalability for his live game show business is through personality or product. Then, Marissa from Tampa wants to recapture sales for her fairy tale-inspired teas after taking a hiatus to focus on her family. And Vince from New Jersey wonders how to allocate marketing dollars for his sustainable baby gear company.. Plus, Curt reflects…
Toast: Aman Narang. How a Long Wait for the Dinner Check Launched a $2 Billion Business.
After waiting too long to pay his restaurant bill, Aman Narang thought there had to be a better way. His first idea—a mobile payment app—flopped. But that failure revealed a much bigger opportunity. Restaurants were struggling with outdated software that many owners hated. Payment systems were expensive, unreliable, and trapped on servers hidden in back offices. Replacing them cost time and money.…
Today’s callers: Matt from New York City unpacks the stigma working against his line of foot wellness products. Then Emefa in Toronto seeks a direct relationship with customers of her fashion brand in the wake of a key retailer going out of business. Finally, Levi in Rhode Island explores new audiences and product lines for his commemorative golf sculpture business. Plus, Kenneth and Guy discuss…
Sun Bum: Tom Rinks. The Secrets of a Master Brand Builder (2023)
Tom Rinks got his start in the commission-only "shark tank" of midwestern furniture sales. That’s where he learned what makes customers buy. Decades later, those instincts helped him grow a joke of a side hustle into a $400 million success. In 2009, he created the iconic branding for an obscure sun tan lotion, drawing on a mish-mash of surf culture, Scandinavian furniture, and Japanese streetwear.…
Advice Line with Jeni Britton of Jeni's Splendid Ice Creams (2025)
Jeni’s Splendid Ice Creams founder Jeni Britton joins Guy on the Advice Line to answer questions from three early-stage entrepreneurs. Plus, how Jeni’s newest venture Floura is tackling one of America’s largest dietary needs—fiber. First, we meet Jesse in Washington, D.C., who’s wondering how to best focus marketing efforts for his frozen french fry company. Then Casey from Boston, who's…
Catalina Crunch: Krishna Kaliannan. From Homemade Keto Cocoa Puffs to Breakfast Aisle Breakthrough
Krishna Kaliannan wanted to start a tech company but failed at every attempt. On the side, he was teaching himself how to cook with high-protein, low-sugar ingredients. Not just out of interest, but out of necessity. As a teenager, Krishna had been diagnosed with diabetes and epilepsy, meaning he adopted a keto diet long before it was trendy. Krishna’s home experiments with pea powder and monk…
Advice Line with Ronnen Harary of Spin Master/PAW Patrol
Today’s callers: Ann from Nashville asks how to adapt her jewelry business in the face of rising gold prices. Then Felix in Martha’s Vineyard considers strategies for growing his family’s legacy honey and skincare company. Finally, Matt in Massachusetts seeks strategies for maintaining a healthy work-life balance at his grief-inspired brewing project. Plus, Ronnen and Guy discuss why your 20s are…
e.l.f. Cosmetics: Joey Shamah. The Dollar Store Formula That Built a Cosmetics Giant
In 2004, Joey Shamah and his partner launched a cosmetics company built on an idea that made almost no sense: Sell high-quality makeup for just $1 . At the time, high quality beauty products were supposed to be expensive. The biggest brands spent fortunes on celebrity endorsements, glossy ads, and premium shelf space. And every major retailer told Joey the same thing: Your idea will never work.…
Advice Line with Susan Griffin-Black of EO Products
Today’s callers: Ruchi from Chicago looks for advice on which channels to focus distribution for her probiotic skincare line. Then Peter in San Francisco considers strategies to champion his line of organic South African wines. And Dominic from Barbados asks about expanding his specialty coffee brand into international markets like the United States. Plus, Susan discusses how people and…
STARR Restaurants: Stephen Starr. How a Non-Foodie Built Thriving Restaurants on Gut Instinct
Stephen Starr didn’t plan to get into the restaurant business. He set out to be a radio DJ. Then a nightclub owner. Then a music promoter. Along the way, he booked a young Jerry Seinfeld for $75, promoted shows for U2 and Madonna, and spent years pretending to be more successful than he really was. Then, in his late 30s, Stephen walked into a glitzy martini bar in New York. He was so taken with…
Advice Line with Shazi Visram of Happy Family Organics
Today’s callers: Daisy in the United Kingdom looks to grow her barefoot shoe brand across the pond in the United States. Then Rachel in Pennsylvania considers private labeling for her protein-packed sprinkles. And Andrew in California wonders whether he should seek investment for his pleasantly-scented soil additive. Plus, Shazi discusses why entrepreneurship is one of the most creative outlets a…
Build-A-Bear: Maxine Clark. A Former Shoe Executive Launches a Stuffed Animal Empire
When Maxine Clark left a top job in retail to start a make-your-own stuffed animal store, people thought she’d lost her mind. Investors doubted it. Friends questioned it. Retail experts couldn't understand how it would scale. But drawing on more than 20 years as a retail executive, Maxine built a massively successful shopping “experience,” where kids could stuff, dress and personalize their own…
Today’s callers: Whitney in Utah wonders how to bridge the gap between pre-seed and institutional investment for her fitness/retail combo space. Then Chloe in the U.K. considers which markets to target for her at-home crafting kits. And Christy in Washington wants to convert gifters into repeat customers for her coffee flavoring brand. Plus, Christina’s take on why Milk Bar is better served with…
Shopify: Tobias Lütke. How a snowboarder built a $150 billion business (2019)
In 2004, German programmer Tobias Lütke was living in Ottawa with his girlfriend. An avid snowboarder, he wanted to launch an online snowboard shop, but found the e-commerce software available at the time to be clunky and expensive. So he decided to write his own e-commerce software. After he launched his online snowboard business, called Snowdevil, other online merchants were so impressed with…
Entrepreneur, author, and podcaster Tim Ferriss joins Guy on the Advice Line to answer questions from three early-stage founders. Plus, Tim shares the inspiration behind his latest venture, Coyote—a 10-minute card game that encourages time spent with friends and family. First, Lauryn from San Francisco asks about the best way to scale her biodegradable ear plugs in two very different directions.…
UGG: Brian Smith. How an epiphany, surfers, and $500 launched an iconic sheepskin footwear company.
In 1978, Brian Smith quit his accounting job in Australia and headed to California with a surfboard, some savings, and ambition. He figured California was where he’d find an idea or a product to bring back home to Australia to build a business. A year in, he was still looking. But then he saw an advertisement in a surfing magazine for Australian sheepskin boots. Uggs were so widespread in…
Advice Line with Jeffrey Hollender of Seventh Generation
Today’s callers: Kristina in Ohio looks for avenues beyond organic social media to market her furniture designed for toddlers and parents alike. Then Phil in Michigan considers the best messaging to brew interest in his farm-made cherry vinegar. And Caroline in California scouts new ways to cultivate curiosity around her plant-based dog food. Plus, Jeffrey discusses the quiet momentum of social…
Justin’s Nut Butter: Justin Gold. He Was Waiting Tables, Then...He Reinvented Peanut Butter.
At 25, Justin Gold was making experimental peanut butter in his home kitchen with a food processor and a stack of recipe journals. His singular obsession: bring new life to a tired lunchtime staple. What started as late-night experiments with honey, cinnamon and banana eventually became Justin's — one of the most influential natural food brands of the last two decades. At first, Justin got…
Today’s callers: David from New Jersey struggles with self-doubt as he works to grow his muscle-scraping soap brand. Then, Marnie from Australia wants to convince customers that her colorful tick-repellent socks are worth the premium price. And David from New York wants his company to end the practice of throwing away burned out candles. Plus, Sarah recounts rebuilding her brand in the wake of the…
NVIDIA: Jensen Huang. From near collapse to becoming the world’s biggest company
NVIDIA is one of the most valuable companies in human history. Its chips run the AI systems transforming everything from entertainment to warfare. But for years, almost nobody believed in co-founder Jensen Huang’s vision. Jensen spent nearly a decade pouring billions into a technology called CUDA, long before AI made it profitable. In this deeply personal conversation, Jensen tells Guy why…
Today’s callers: Kristina in Florida wants to take her local pottery workshops nationwide. Then Jim from Colorado wonders if retail is right for his quick release camera straps. And Will in Ohio hopes his business will change what consumers expect from tool rental services. Thank you to the founders of Seagrass Pottery, Lemur Strap and Tool Club for being a part of our show. If you’d like to be…
Room & Board: John Gabbert. A Broken Deal, a Family Rift, and the Birth of a Furniture Giant
John Gabbert built a massive furniture brand. But in order to do it, he had to defy his family. John grew up working at his dad’s furniture store in the suburbs of Minneapolis. It sold classic, American-made furniture, with flowery prints and curved legs. But in 1972, John took a life-changing trip to Sweden, where he discovered an obscure store called IKEA. It was selling an entirely different…
Today’s callers: Anthony from Miami considers the best method to grow his pop-up outdoor movie theater business. Then Andrew in San Francisco asks how to set his cat wrestling toy apart from competitors. Finally, Melissa in Massachusetts seeks strategies for getting busy parents excited about her healthy frozen muffins. Plus, Jonah shares what’s next for Buzzfeed as the company marks 20 years of…
Beautycounter: Gregg Renfrew. She Built Beautycounter to $1B… Then Got Fired From Her Own Company
Gregg Renfrew started a movement by making better-for-you cosmetics, then enlisted an army of women to build the business through direct sales. But after selling Beautycounter, she was pushed out of the company she created. Then she got to do something almost no founder gets to do: She bought her company back. Then lost it again. Then took the risky step of rebuilding it into a new brand, now…
Today’s callers: Barbara in Massachusetts wonders how her nutrition education theater company might live on past her own involvement. Then Jeff in Illinois looks to carry the momentum from his Ninja Warrior-inspired gyms to form a professional league around the sport. And Vince in Virginia weighs the risks from introducing new SKUs for his men’s organic underwear brand. Plus, David breaks down the…
Shep and Ian Murray: Vineyard Vines. A Stale Product Transforms into a Lifestyle Brand.
In the late 1990s, Shep and Ian Murray looked at a shrinking category–men’s ties–and saw an opportunity: a necktie isn’t just functional. It’s expressive. It can signal identity, taste, aspiration. With no fashion experience and no outside investors, the Murray brothers started making colorful ties inspired by their childhoods in Martha’s Vineyard — tiny whales, sailboats, island street signs.…
Today’s callers: Christina from California wonders how to build trust with her fragrance brand formulated without allergens. Then, James, also from California, assesses how he can create more brand awareness for his kids' flip flop company. And Ben from Florida evaluates whether he should raise outside capital for his light-up jewelry products. Plus, Eric’s philosophy on identifying strong…
KIND bars: Daniel Lubetzky. From peace in the Middle East to a $5 billion snack bar
What if the thing you care about most ... might be what’s holding your business back? Daniel Lubetzky didn’t leave his law job to build a straightforward business. He left it to build a company he believed would support peace in the Middle East. Daniel named it, aptly, PeaceWorks. It partnered with Israeli and Arab businesses across the region to make and sell gourmet foods—together. But Daniel…
Today’s callers: Alec from California wonders if it’s time to bring production for his beef tallow skincare brand out of his kitchen to a co-manufacturer. Then, Jessica from California has a hit horse care product on her hands: is a major pet distributor a dream partnership or a brand-killer? And Eli in Minnesota is curious if he should tweak his signature anti-inflammatory coffee blend for bulk…
iRobot: Colin Angle. How The Roomba Became a Household Icon
Colin Angle didn’t start out trying to clean people’s floors. He started out trying to shape the future–with robots. In the early days of iRobot, there was no business model. No steady funding. No clear customer. Just a belief that robotic technology would one day make the world a better place. In the early days, the company built babbling toy dolls for Hasbro, and roving bomb-detectors for the…
Today’s callers: Rebecca from Australia wants to make her small-batch spirits stand out in a crowded market. Then, Sri from England wonders how to balance commercial and humanitarian interests for her heated mats. And John from Pennsylvania hopes to reach younger customers with his Italian wines despite declining alcohol consumption. Plus, Steve talks about the evolving role of robots in food…
Wingstop: Antonio Swad. A Brilliant Idea — And a Nail-Biting Exit
A lot of founders spend their lives chasing one big idea. Antonio Swad had two. The first? Migrating chicken wings from the Happy Hour buffet to the center of the plate. The second? Building a pizza business that catered to a very specific demographic: Latinos. That first idea became Wingstop, a deep-fried wing concept that grew to 3,000 stores. The second became Pizza Patron, a franchise that…
Advice Line with Angie & Dan Bastian of Angie's BOOMCHICKAPOP
Today’s callers: Michelle from California assesses the trade offs of accepting outside investment to scale her organic granola brand. Then, Gloria from Connecticut wonders how to overcome stigma and get more people talking about her pelvic floor therapy device. And Eric from Australia evaluates new markets for his maple-based sports nutrition products. Plus, Dan and Angie’s take on why even the…
diapers.com: Marc Lore. The ecommerce visionary who lost to Amazon but still made billions (2021)
Back in the early days of ecommerce, Marc Lore took a classic retail loss leader–diapers– and turned it into a DTC giant– Diapers.com . It did so well that it attracted the attention of Amazon, which slashed prices on its own diapers until Marc was forced to sell them his business. It was not a happy moment, but it was a galvanizing one: Marc went on to launch another ecommerce company, jet.com.…
Advice Line with Marcia Kilgore of Beauty Pie (June 2025)
Serial entrepreneur Marcia Kilgore — founder of brands like Beauty Pie and Soap & Glory — joins Guy on the Advice Line, where they answer questions from three early-stage founders managing uncertainty and risk. Today, we meet Victor in Fort Worth, the co-founder of a Mexican-style sweets and treats venture who wonders if he should focus on expanding brick-and-mortar operations, retail presence, or…
Vital Farms: Matt O’Hayer. How a serial entrepreneur re-branded the egg
For decades, a dozen eggs was just… a dozen eggs. No story. No real branding. No reason to care who produced them. Then Matt O’Hayer came along and asked a question almost nobody in America was asking: what if store-bought eggs could be different? What if they tasted better, looked better, and came from hens raised in a much more humane way? The business he launched– with 20 hens and some used…
In today’s special episode, Guy and four former show guests talk with callers about how they can prove the value of their products—and themselves. First, Meagan from Vermont questions whether an experiential pop-up concept for her reusable gift wrap and bags is worth the effort. Then, Amanda from Wisconsin seeks new ways to explain her deck of dog enrichment activities to potential customers. And…
Scrub Daddy: Aaron Krause. How a Failed Experiment Became a Billion-Dollar Sponge
Aaron Krause did not set out to reinvent the kitchen sponge. He was a car detailer, building buffing pads and the machines that made them. To clean his greasy hands, he made a makeshift hand scrubber out of extra-rough foam, and it worked so well he decided to sell it. But nobody wanted it. He shelved the product for years. Then one day while cleaning up around the house, he accidentally…
Today’s callers: Heather from Ontario talks through a DTC strategy for her retail pain relief tape and patches. Then Nawal in Michigan considers a rebrand for her uniforms designed for Muslim students. Finally, Casey in Idaho seeks new revenue streams for her farmer and worker-owned seed cooperative. Plus, Hernan’s take on the future of podcasting and the sweet relief of vindication... Thank you…
Bobo’s: Beryl Stafford. A Single Mom Turns a Baking Project into a $100M Business
Bobo’s: Beryl Stafford. A Single Mom Turns a Baking Project into a $100M Business At 40, Beryl Stafford’s life cracked open. Her marriage ended, she hadn’t worked in years, and she had two daughters to raise. She needed income—fast. So she did the only thing that felt real: she baked. What started as 4-ingredient oat bars— hastily placed in a Boulder coffee shop—became Bobo’s, a national brand…
Today’s callers: Jane in Minnesota wants to scale her artful pants brand while staying true to her locally-made mission. Then Melissa in New Mexico wonders how to respond to diminishing returns on digital advertising for her grief care packages. And Lee in Massachusetts hopes to decrease customer acquisition costs for his history merch brand ahead of America’s 250th anniversary. Plus, Miguel…
Kettle Chips: Cameron Healy. The Wild Bet That Made a Brand
Kettle Chips: Cameron Healy. The Wild Bet That Made a Brand Most founders expand the “right” way: local → regional → national → international. Cameron Healy totally skipped the “national” part. When Kettle Chips was still an upstart regional brand, Cameron made a move that seems almost reckless: he launched his thick-cut, kettle-cooked chips to the United Kingdom — one of the most competitive…