The account was secured after a recommendation and there was no competitive pitch.
The estate agent’s clients including Saudi royalty, Russian billionaires and unnamed pop stars.
Rich Leigh & Company’s brief is to highlight the personal service Hanover West End delivers, as well as the story behind it and its founders, Richard Douglas and Alex Bourne.
Bourne said Rich Leigh & Company was hired because of its personal PR focus.
Recent client wins for the PR agency include virtual reality agency Visualise, price comparison site Gocompare.com and sports nutrition brand Monkey Nutrition.