SOFIA (Bulgaria), August 30 (SeeNews) - Bulgarian hotel operator Sv. Sv. Konstantin i Elena Holding [BUL:3NJ] said that it turned to a consolidated net loss of 3.0 million levs ($1.7 million/1.5 million euro) in the first half of 2019 from a net profit of 4.4 million levs in the comparable period of 2018.