Proudlock's music has been included in events and festivals such as BBC Radio 3's New Choral Music, in which his work 'Dirge of December' for choir was broadcast from St. Paul's Church, London, his work 'Candlelight Whispers' was premiered at the Barnabas Music Festival and performed by acclaimed cellist Jonathan Bloxham. In addition, his music has been performed by members of the BBC Symphony Orchestra, the BBC Singers, CHROMA, the Liverpool Philharmonic Orchestra and the Manchester Camerata.
To date, Alexander has released three albums, written music for two short films and an eclectic catalogue of concert music. Alexander released his debut solo album 'Theoplicity' in 2018, his second album ‘Common Ground’ in 2019 was released for his work on the film under the same name. His musical score for the film 'A Night Out', is to be his third album and showcases performances by award winning saxophonist Emma McPhilemy and the Jonny Ford Jazz Quartet. 'A Night Out' won numerous awards including Best Short Film at the LIAFF and also the Critics Choice Award for Alexander's work on the soundtrack.