Sumant Mandal

Managing Director

Sumant is a Managing Director at Clearstone Venture Partners, a leading early stage venture capital firm that has been the initial investor in companies such as Paypal, Netzero,, Overture and many others. He is co-founder of The Hive, a company co-creation studio focusing on data-driven businesses. And, his is also co-founder of The Fabric, a company creation studio for next-gen networking companies, through which he is involved in the creation of multiple new technology businesses. Sumant also initiated and manages all Clearstone India investments.

Sumant sits on the boards of The Rubicon Project, BillDesk, Games2Win, Glossi, Clearfly, Deep Forest Media and Openbucks. Notable companies Sumant has helped incubate and been the first investor in are Kazeon Systems (sold to EMC), Apture (sold to Google), Mimosa Systems (sold to Iron Mountain), Ankeena Networks (sold to Juniper Networks), and Cetas (sold to VMware).

Prior to venture capital, Sumant has been co-founder of multiple businesses in the online media, energy and industrial systems, both in the US and India.

Sumant has an MBA from the Kellogg Graduate School of Management at Northwestern University, and a BS in Electrical Engineering from Michigan State University. He is also a Charter Member of TiE.

You can follow Sumant on twitter @sumantmandal and watch his video series at