An important figure in the rise of video art especially in relation to music, installation and performance, Tim Gruchy originally studied architecture and later music at the University of Queensland. His art practice is performative, and, as a designer of interactive installations, often created in collaboration with his brother Mic. Tim and Mic Gruchy were the video designers for the Rat Party series, which were organised by the Recreational Arts Team in Sydney from 1987–1992.

Gruchy's work has featured in international and Australian festivals including: 2nd Asian Art Biennial, Taiwan (2009); Melbourne International Arts Festival, Melbourne, Australia (2009); Auckland Festival, Auckland, New Zealand (2009); Festival of Visual Arts, Adelaide, Australia (1986–2008); Taranaki Arts Festival, New Zealand (2007); People’s Day, Major Brisbane Festivals, Brisbane, Australia (2006); Sydney Festival, Sydney, Australia (2004). Theatre and opera credits include Ainadamar (Adelaide Festival), The Leningrad Symphony (Adelaide Symphony Orchestra), and HAIR.

Gruchy's visual designs have featured in productions by Oz Opera, Sydney Theatre Company, ATYP | Australian Theatre For Young People, Performing Lines, and Australian Dance Theatre (ADT). His designs and video art have been exhibited at the Museum of Brisbane, Museum of Sydney, Museum of Contemporary Art (Sydney), and in New Zealand, China, Taiwan, Japan, Thailand, USA, UK, The Netherlands and Belgium.