Co-founded in 2017 by Raya Chantaramungkorn as the first and largest healthcare marketplace in Thailand, HD has since grown to be a digital hub for all things healthcare-related including HDmall, a booking platform for health and beauty services, and HDcare, a platform launched in 2022 to connect patients with surgeons and underused operating rooms in private hospitals. In 2023, HD was inducted into the Google for Startups Accelerator programme.