His works are frequently performed at festivals at home and abroad, and he had established particularly close links with musical life in Poland and Germany.
(Source: Bonde 2005) Lorentzen's orchestral music includes concertos for oboe (1980), cello (1984), piano (1984), saxophone (1986), trumpet (1991) and violin (2001); his chamber music comprises solo works for organ, piano, trumpet, saxophone, clarinet, guitar, violin, cello and double-bass, as well as string quartets and works with mixed ensembles (2-12 instruments).
His last opera Der Steppenwolf (Libretto after Hermann Hesse's novel by Michael Leinert) was first performed in Aarhus 2016 in a semi-concert version.
Lorentzen held a number of important posts in different organisations in the Danish musical life, and he was the artistic director of the Ebeltoft Festival 1990-93.
Danish Music Export: MXPCD 0292 Ensemble Aarhus SO, Frans Rasmussen Merete Hoffmann (oboe), Martin Schuster (trumpet) Dacapo: DCCD 9314 Ensemble Århus Sinfonietta Conductor Søren K. Hansen and Thomas Søndergaard Erik Kaltoft (piano) Dacapo: 8.226516 Ensemble Slovak RSO, Szymon Kawalla Vienna Modern Masters: VMM 3009 Composers: Cope/Bräm/Haubenstock-Ramati/Lorentzen/Kaczynski Ensemble MW2 Vienna Modern Masters: VMM 2024 Record CHESTER JWC 1001 Format: Vinyl, LP; Country: UK; Released: 1968 Style: Musique Concrète, Education, Spoken Word, Experimental Credits: Compilation Producer, Narrator - Bent Lorentzen Opera.