At Citigate, she worked with a range of financial services clients in the investment, retail banking and wealth management sectors.
Before that, Murphy was an account director at Broadgate Mainland – now Four Broadgate – where she worked for six years with a range of financial sector clients.
Murphy has also been an in-house press officer for Bradford & Bingley Group and worked for Porter Novelli and Sefiani Communications Group.
Fiona Harris, chairman at Quill PR, said: “We are delighted to welcome Emma to the team. She brings some strong and highly relevant experience to our offering and is the first of a number of exciting new appointments we expect to announce in the coming months.”