
She left Wall Street, built Locket, walked away from Stanford, and sold Simple Habit to make room for her next company. Yunha Kim’s career makes a case for knowing when to move on.
Shimin Ooi is the CEO of Sleep Reset, a virtual sleep clinic that pairs licensed clinical care with a proprietary CBT-I program to treat insomnia without sleeping pills. A Princeton graduate who built her career across McKinsey, Pilot, and Index Ventures, she now runs a company arguing that a lot of what people call burnout is really untreated bad sleep. In 2025 she took Sleep Reset's pitch to the HLTH stage and walked away with the AARP AgeTech After Dark prize.