GRAU is an interdisciplinary team led by the sibling artist duo Timon and Melchior Grau.

GRAU activates people’s feelings with light, with smart luminaires and Sun-set Dimming lights that create unique lighting experiences for a magical feel. The brands collection extends into mobile luminaires, sculptural pendants, spotlights and professional workplace lighting all produced and designed at the Hamburg campus. In addition to this, GRAU produces light sculptures and art exhibitions.