Circular economy startup Karo Sambhav has raised ₹56 crore in a funding round led by Rainmatter by Zerodha. The Gurugram-based company plans to use the capital to expand its recycling infrastructure and operations. Founded in 2017, it operates two recycling facilities, has collection networks in over 50 cities, and has processed more than 150,000 metric tonnes of waste for recycling.