Iyia Liu is a prominent New Zealand e-commerce entrepreneur, business mentor, and television personality. She achieved rapid national fame at age 21 after founding her shapewear brand, Waist Trainer, which generated over $3.5 million in revenue in under 18 months, largely thanks to a viral $300,000 marketing campaign featuring Kylie Jenner. She went on to launch, scale, and exit multiple multi-million dollar brands, including Luxe Fitness, Celebrity Box, and Tidal Hair. Alongside her corporate ventures, she co-starred for three seasons in the TVNZ reality series BossBabes, competed on Celebrity Treasure Island, and currently runs the business education network Make It Happen.