SOFIA (Bulgaria), May 28 (SeeNews) - Bulgarian diversified group Synergon Holding [BUL:6S7] said on Tuesday that it turned to a consolidated net profit after minority interest of 7.8 million levs ($4.5 million/4.0 million euro) in the first quarter of 2019 from a net loss of 3.2 million levs in the same period of last year.