Adam Skorupa

From Witcher Wiki

Adam Skorupa is a Polish composer and sound designer, born in 1975. Along with fellow music and gaming enthusiast Paweł Błaszczak, he formed gamesXsound, a music and sound production studio. Together, they have created music and sound effects for several different computer games, including The Witcher, and other media.

Adam Skorupa also formed the trance/electronic music band Aural Planet with his friends in 1997, and they've released six albums since then.