Innov8 Co-working Thursday said it has raised USD 4 million fund (around Rs 30 crore) to expand its business and double its seating capacity to 8,000 by March next year. Started in 2015, Innov8, which was also part of Silicon Valley incubator Y Combinator, has around 4,000 seats across 13 centres in Mumbai, Bengaluru, Delhi/NCR and Chandigarh. It is backed by many big investors including Paytm founder Vijay Shekhar Sharma and Google India's Rajan Anandan, among others.