Soloist  of Lviv National Academic Theatre of Opera and Ballet from 1986, Honored artist of Ukraine.

Oleh Lykhach finished M.Lysenko Lviv State Academy of Music in  class of professor  R.Vitoshynskyy , The Ukrainian People Artist .

1990-1993 –  tourneys with Lviv State Thetre “Ne Zurysj” in  Poland, Germany, Great Britain, Argentina, Quatar, Brazil, Paraguay, Belgium, Canada.

1994 – Festival of Horal and Chamber Music in Petch, Hungary.

1997 – Solo concerts in Loaf, Nuremberg, Bad-Kroychnah (Germany)

1998 – Festival of Choir and Chamber Music in Mendzydzroe, Poland.

1998 – Festival “Five Days of Music” in Poland with choir “Gloria”

1998 – was invited to give concert for Ukrainian Embassy celebration 160 anniversary of  “Rusalka Dnistrova”

From 2002 he works with The Odessa State Academic Opera and Ballet Theatre and from 2005 cooperates with Wroclaw Opera House, where he was invited for the role of Yontek in “Halka” by Stanisław Moniuszko. In 2002 Oleh Lykhach signed the contract with Ellen Kent & Opera and Ballet International. He was invited to work with National Moldova Opera House, 2002 (G.Verdi “LA TRAVIATA” – Alfred).

Tours: Italy, Austria, Poland, Germany, France, Switzerland, Great Britain, Argentina, Quatar, Brazil, Paraguay, Moldova, Belgium, Bulgaria, Greece.