Alexander Michael Tidebrink Stomberg (born 3 May 1994), known by his stage name A7S, is a Swedish singer, disc jockey, producer and songwriter.

It reached top 10 positions in 24 countries including the United Kingdom, Germany, the Netherlands, Austria, Switzerland, Canada, Australia and Ireland.

Tidebrink has worked with artists such as Clean Bandit, Lil Baby, Bebe rexha, J Balvin, Ellie Goulding, Nicky Romero,[2] Hardwell, Smith & Thell and Vigiland.

[10] His first 2020 single "Why Do You Lie to Me", together with Topic, features American rapper Lil Baby, and was released on 28 August 2020.

[11] In 2021, A7S teamed up again with Topic and remade ATB's number-one hit "9 PM (Till I Come)" collaborating with the German producer who had issued the song originally in the 1990s, André 'ATB' Tanneberger.