She was called to the Bar, Lincoln’s Inn in 1972. She became a Bencher in 1996 and a Recorder in 2000. She was a Deputy High Court Judge from 2001 to 2008, until she was appointed to the Chancery Division on a full-time basis.
Proudman was made an Dame Commander of the Order of the British Empire in 2008.
- "LMH, Oxford - Prominent Alumni". Retrieved 22 May 2015.