Andy Cato is an English musician, producer and DJ who is currently one half of the electronic music band, Groove Armada, the other half being Tom Findlay. He was also involved with Rachel Foster in Weekend Players, another electronic dance group, between 2001 and 2004. His stage name of Cato originated when he lived on Cato Road in Clapham.
After the University of Oxford, he moved to London, where he began acting as a disc jockey at nightclubs such as Fabric where he started in the upstairs bar, and composing music. He set up the label Skinny Malinky, where produced records under various aliases included Big C, Mother's Pride, Vadis, Beat Foundation, Fatback Boogaloo and Qattara (with Alex Whitcombe). He formed the hugely successful Groove Armada after he met Tom Findlay in 1994 in Cambridge, through a common friend who was his girlfriend (and now his wife), Jo, whom he met at Oxford. In London they had a dance night called Captain Sensual at the Helm of the Groove Armada.
In 2003 they started the Lovebox Festival, named after the club night they started in London venue 93 Feet East in 2002.
He is well known as a voice on environmental concerns, sustainability and agribusiness. In 2011, he also established a new band, Days of May, with musicians he met where he now resides in France. Cato sings lead vocals and the band focuses partly on protest music relating to economic depression. In the same year he became the first musician to compose a ringtone for a specific charity, WaveLength Charity, which gives TVs and radios to isolated and vulnerable people in the UK.