Sandra Porter has recently been working for English National Opera, covering the roles of Marcellina in The Marriage of Figaro, Filipyevna in Eugene Onegin, and Swiss Grandmother in The Death of Klinghoffer, performed Britten's Spring Symphony in the Beijing Concert Hall and Ino in Handel's Semele with London Early Opera, and played Annina in La Traviata and Suzuki in Madam Butterfly for Iford Opera.

Sandra was invited by director James Bonas to sing the role of Katisha in The Mikado with Co-opera during 2013; and by conductor Oliver Gooch as Mrs Noah in Britten's Noyes Fludde in Bray.

She performed the roles of Lucia in Cavalleria Rusticana and Katisha in The Mikado at Cork Opera House in 2018.

In 2019 she will be a soloist with the Nonesuch Orchestra at St. Albans Church, Chiswick.

With recital partner Graeme McNaught (piano) she will be a guest artist at the Royal Conservatoire of Scotland, performing the dramatic scena Clara by Sally Beamish and Janice Galloway. She will also perform this work, which she commissioned and broadcast on BBC Radio 3, in a recital at City Hall, Glasgow which features the song cycle Frauenliebe und Leben by Robert Schumann.