in 1945 haitto became u.s. citizen and he married the cellist beverly le beck, a wealthy heiress. they moved to hollywood and haitto worked with the film industry, then he joined the los angeles philharmonic orchestra and played there till 1956. during 1940s–1960s years he also toured finland and was awakened to christianity in 1956. he played shorter periods also as a leader in the metropolitan opera orchestra and hawaii symphony. haitto and le beck had two children, nick and kaarina.