Robert made his Swiss debut in 2004, performing Finzi’s Clarinet Concerto with the Zurich Chamber Orchestra in the prestigious ‘Tonhalle’. Other major European Halls in which he has performed include Madrid’s Auditorio Nacional de Musica and London’s Barbican. Robert makes frequent concerto appearances with the BBC National Orchestra of Wales, with whom he is principal clarinet, and has also made concerto apeparances with the City of London Sinfonia, Ulster Orchestra, Northern Sinfonia, Bournemouth Sinfonietta and the Scottish Ensemble. 

As a chamber musician Robert has played at many of the major UK halls including the Wigmore, Bridgewater, Queen Elizabeth Hall, Queen’s Hall, Edinburgh and St. George’s, Bristol. Overseas chamber tours have taken him to North and South America, South Korea and Taiwan and much of Europe, including Germany, France, the Republic of Ireland, Malta, the Channel Islands and the Isle of Man performing at festivals from Cheltenham, Spitalfields and Belfast to Hambachermusikfest and Tanglewood, USA.

Robert has collaborated with many ensembles and future chamber performances include Mozart Clarinet Quintet with the Brodsky Quartet, a return tour of the Channel Islands with the Plane Dukes Rahman Trio and a CD recording of Brahms’s Clarinet Trio with the Gould Piano Trio as part of their Brahms Trio cycle for Quartz.

Robert has become particularly well known for his best-selling Naxos recording of Finzi’s Clarinet Concerto, which is broadcast regularly on BBC Radio 3 and Classic FM. This disc won ‘Best Concerto Recording’ in the Classic CD Awards in 2000 as well as an Editor’s Choice recommendation in Gramophone. Robert Plane's recent CD release for Naxos of Stanford's clarinet chamber music was selected as Classic FM's Disc of the Week in August.