Digital Currency Group is an investment firm focused on bitcoin and blockchain technology. It has made over 100 investments totaling hundreds of millions of dollars in cryptocurrency and blockchain companies. The company was founded by Barry Silbert after previous success investing in bitcoin startups as an angel investor. Digital Currency Group utilizes its size, expertise in cryptocurrencies, and relationships to make early stage investments in promising blockchain companies like Coinbase and Ripple to drive growth and profitability in the emerging cryptocurrency sector.