In addition to composition, Kentish has been the Artistic Director of the Iceland Amateur Symphony Orchestra (Sinfóníuhljómsveit áhugamanna) since 2005.
Kentish was commissioned by the British Government in 1993 to write the work Mitt Folk which was performed by the Iceland Symphony Orchestra and is dedicated to Vigdís Finnbogadóttir. The work commemorates the 50th anniversary of Iceland as a republic and was a gift from Britain to Iceland.
^White, John David; Christensen, Jean (2002). New Music of the Nordic Countries. Pendragon Press. p. 361. ISBN978-1-57647-019-0. "Oliver Kentish is at his best composing to texts, primarily for solo voices"Cite uses deprecated parameters (help)
^Miller, Malcolm (30 November 2008). "Israeli Music". Jewish Music Institute. Retrieved 24 January 2010. "Other premieres included Prelude and Fugue for Ten Violas, by Oliver Kentish, a British cellist based in Iceland, with solos for each viola is based on the B-A-C-H motif, performed vividly by the Viola Ensemble of Trinity College of Music."