Born in England, Susie studied at the Yehudi Menuhin School. She is a professor at both the Royal College of Music and Royal Northern College of Music, was a tutor at the Yehudi Menuhin School and is currently a tutor at the Purcell School. She was for several years principal viola with the Camerata Academica Salzburg, as well as a regular chamber music partner of her teacher, violinist Sandor Vegh.
In 1977, Ms. Mészáros made her Wigmore Hall debut in a duo with Yehudi Menuhin and performed the Mozart Sinfonia Concertante with Vladimir Spivakov and Arthur Grumiaux. She won the Gold Medal at the Royal Overseas League competition and was a string finalist in the BBC Young Musician of the Year.
Ms. Mészáros was also co-founder of the Villiers Piano Quartet and concert master of Kent Opera for several years, as well as leader of several chamber groups including the Fitzwilliam Quartet and the Katin Trio with pianist Peter Katin. She has performed solo widely and made regular appearances on BBC Radio 3. She was guest principal for several London orchestras including Philharmonia Orchestra, London Mozart Players, Britten Sinfonia and the Chamber Orchestra of Europe.