Al Alleborn
Most of his career was based at Warner Brothers where he worked on such classics as "Four Daughters" ( 1938 ) , "High Sierra" ( 1941 ) and "Casablanca" ( 1943 ) . 
<triplet> Four Daughters <subj> Warner Brothers <obj> production company <triplet> High Sierra <subj> Warner Brothers <obj> production company <triplet> Casablanca <subj> Warner Brothers <obj> production company