$SANT $GBTC $SRDP $INTV $XALL $NDYN RESTON, Va., May 09, 2019 (GLOBE NEWSWIRE) -- Santeon Group, Inc. ("Santeon" or the "Company") (OTC:SANT) today announced a partnership with Blockchain consultancy Welford Management & Consulting LLC to lead the development and implementation of the company’s new strategic focus on Blockchain and r