NEW YORK–(BUSINESS WIRE)–Digital Currency Group (DCG), a global enterprise that builds, buys, and invests in blockchain companies, today announced the appointment of its first-ever Chief Financial Officer, Michael Kraines, effective immediately. Kraines joins DCG from Trading Technologies, where he served as President and CFO. Kraines brings over 25 years of financial technology expertise to the firm, with deep experience in the market structure sector both as an investment banker and as an o