Ara duo is a flute and guitar duo based in London. The duo performs at weddings and events globally and can perform a mixture of classical, pop, folk and jazz music to suit your event. The duo consists of musicians Rebecca Speller and Cassandra Mathews, two friends who met through gigging together in London.

Their mutual love of hiking inspired them to name their duo after the Rio Ara in the Spanish Pyrenees, a river which they both have crossed in their journey of life.

Whether you are looking for a beautiful processional for your wedding ceremony, or a lively backing to a corporate event, Ara Duo will be able to provide the perfect selection of music for you.

Please watch our new Ara Duo showreel on youtube: https://www.youtube.com/watch?v=nnDkW9pR2CI

Rebecca Speller: Rebecca is a British flautist based in London. She has appeared all over the UK in prestigious venues as a soloist, orchestral musician and chamber musician. Performances with ensembles and orchestras have taken her around the UK including concerts with Birmingham Contemporary Music Group, Bournemouth Symphony Orchestra and in venues including Royal Opera House, CBSO Centre, Brighton Dome. Rebecca was a Birmingham Contemporary Music Group NEXT artist (2019-22) in association with Royal Birmingham Conservatoire. She trained at Trinity Laban Conservatoire achieving an MA with Distinction in Flute Performance and studied her BMus Music degree at Newcastle University and Humboldt Universität zu Berlin. Rebecca frequently collaborates with other artists and art forms and she regularly works as a musician with UK dance companies. As a recording artist she collaborates with musicians and producers, featuring on soundtracks and albums including From the Pyre, the latest album by The Last Dinner Party. She plays flute in Nysiades band with residencies in London and regular performances in venues around Europe.

Cassandra Mathews: Cassandra Mathews studied classical guitar at the Royal College of Music with Gary Ryan where she obtained a 1st Class Honours Bachelor of Music. She received coaching from Chris Stell and extra lessons with Craig Ogden and Jakob Lindberg on the lute. She joined forces with Rebecca Speller in 2026 to form Ara Duo. She also plays with a soprano in Duo Madrugada and performs a number of her own arrangements of music for voice and guitar, which has taken them to 1901 Arts Club, Bristol Cathedral and the Green Note to name a few venues. They recently represented Britten Pears Arts at the Suffolk Day Celebration 2026 at St Edmundsbury Cathedral. Since 2025 she has performed on guitar, vocals and mandolin with In the Dark; an experimental immersive concert series which takes place in complete darkness. Cassandra is the mandolin player in the electronic music group Nysiades; the resident musicians in Bacchanalia, Mayfair. She enjoys working as a guitar vocalist in conjunction with the Royal Albert Hall to deliver their flagship community music programme; the Songbook concert.