The company had earlier raised $5 million as part of its Series A funding in January this year. : Dental startup toothsi has raised $20 million in a Series B funding round led by Eight Roads Ventures (a global investment firm backed by Fidelity), San Francisco based Think Investments and the Mankekar Family Office. Dr Arpi Mehta, co-founder & CEO, toothsi, said, “toothsi leverages its tech-enabled platform and panel of expert clinicians to provide at-home, clinically-oriented cosmetology services.