Welsh classical artist Ellen Williams has been praised for her “poise and promise, her voice agile with silvery charm” (The Guardian), and has been described as singing “with heart-piercing sweetness” in The Times. Ellen has performed in many of the UK’s most prestigious concert halls including the Royal Albert Hall, Cadogan Hall, Royal Concert Hall Glasgow, Bridgewater Hall, the Brangwyn Hall, the Wales Millennium Centre, and for HRH The Prince of Wales in Buckingham Palace. 

2020 saw Ellen top the Classical Charts with her debut single Dancing with the Angels. With virtual performances taking the place of live concerts, Ellen was delighted to take part in live streams broadcast globally from Argentina, New York and Colombia with artists such as Alfie Boe and Chris de Burgh. Ellen regularly appears in the UK media, and has performed on many of Wales’ light-entertainment programmes. 
In concert Ellen has performed internationally to audiences in the USA and the Baltic States, and has appeared as the soprano soloist in numerous sacred works including the Fauré Requiem and Handel's Messiah in St David's Hall, Haydn’s Creation in the Brangwyn Hall, Orff's Carmina Burana in Gloucester Cathedral and in St Mary in the Castle, and Bach's Magnificat and Christmas Oratorio in Llandaff Cathedral. Ellen has performed in many UK classical music festivals including the Winning Professionals recital in Fishguard International Music Festival, the Young Artist Recital in Cowbridge Music Festival, the Royal British Legion Wales Festival of Remembrance concert in St. David’s Hall, and as a soloist in the Welsh premiere of
The Bards of Wales conducted by Sir Karl Jenkins. 

In opera, Ellen appeared as principal soprano for the National Gilbert & Sullivan Opera Company for two seasons performing in the International Gilbert & Sullivan Festival in Harrogate Royal Hall, in Buxton Opera House and in theatres across the country on their UK tour as Yum-Yum in The Mikado, Aline in The Sorcerer, Plaintiff in Trial by Jury and Mabel in The Pirates of Penzance, where her waltz aria was “superbly sung with soaring top notes” (Seen and Heard International). Further roles have included the title role in Handel's Semele “sang with both grace and agility’ (Seen and Heard International), Zerlina (Don Giovanni, Mozart) at the COSI Opera Festival in Italy conducted by Leslie Dala of the Canadian Opera Company, and First Niece (Peter Grimes, Britten) in the Dartington International Summer Festival. Further highlights include singing the role of Nannetta (Falstaff, Verdi) under the baton of Carlo Rizzi, performing with the Orchestra of Welsh National Opera, and taking part in a masterclass with Sumi Jo as part of the BBC Cardiff Singer of the World. In 2018 Ellen was delighted to reach the final of the Welsh Singers Showcase in St David’s Hall where she performed with the BBC National Orchestra of Wales.