February 3 (SeeNews) - Bulgarian software developer Sirma Group Holding [BUL:SKK] said in a preliminary report it expects consolidated earnings before interest taxes amortisation and depreciaiton (EBITDA) to edge down to 9.7 million levs ($5.4 million/5 million euro) in 2015, from previous year's consolidated net profit of 9.8 million levs.