Trading Block is a technology-driven online brokerage, allowing self-directed investors identify new strategies for generating portfolio income, balance portfolio risk, and save time. It develops an in-built online experience to help investors find and develop new strategies to create, grow, and manage their investments with the support of its collection of tools and services. Trading Block was founded in 2003 by [Biju Kulathakal](https://www.crunchbase.com/person/biju-kulathakal), a serial entrepreneur and active angel investor. It is a Chicago-based privately held company.