British star Raducanu, 18, won the first Grand Slam of her career in New York last month but then split from coach Andrew Richardson afterwards.
The teenager said she wanted a mentor with more experience on the WTA tour.
Emma Raducanu is looking for a new coach with WTA tour experience after her fairytale victory in the US Open in New York last month
The 18-year-old British player stunned the world by winning the Flushing Meadows Slam
And her urgent need for a new coach was underlined when she crashed out of the Indian Wells tournament to world No 100 Aliaksandra Sasnovich last week.