Started in 2018, Toothsi was formed by orthodontists Arpi Mehta, Pravin Shetty, Manjul Jain and Anirudh Kale. It is a direct-to-consumer company that sells clear teeth aligners. The company said provides the services at the consumer's home. Toothsi also recently launched a skincare brand called Skinnsi which provides laser hair removal and derma-facials. They use world-class 3D technology and customises and digital prints aligners in industrial-grade machines with CE-approved and FDA-approved sheets for consistent and precise moulds. In January 2021, the startup raised a Series A round of $5mn. The startup work across 7 cities in the country.