Johan Reinholdz is a Swedish guitarist known for his work with the progressive metal band Andromeda, and melodic death metal bands Dark Tranquillity, NonExist and Skyfire. He composed Andromeda's debut album, Extension of the Wish, as well as much of its other material. He has also released four more studio albums with Andromeda and two live albums. In 2004, Reinholdz joined Skyfire and made his album debut on Esoteric in 2009. Since early 2017, he has played with Dark Tranquillity.