Santeon Group, Inc. Announces Signature of a Letter of Intent for the Acquisition of Corum, LLC a Cryptocurrency Trading Platform and Blockchain Technology RESTON, Va., June 14, 2018 (GLOBE NEWSWIRE) -- Santeon Group, Inc. ("Santeon" or the "Company") (OTC:SANT) announced today the signature of a letter of intent (LOI) with the shareholders of Corum,...