By Elizabeth Culliford
A source familiar with the matter confirmed to Reuters that the new financing would value the company at $4 billion.
Clubhouse and Andreessen Horowitz did not respond to requests for how much the funding round raised.
The success of the invite-only, year-old platform, which recently reported 10 million weekly active users, has demonstrated the potential of audio chat services, particularly as people stay inside homes due to the COVID-19 pandemic.
(Reporting by Elizabeth Culliford in New York and Radhika Anilkumar in Bengaluru; Editing by Lisa Shumaker)