In 2013, Addison Lee founder John Griffin paid £20.7 million for a Regent’s Park mansion and later asked £32 million; 13 years later, the six-bedroom home has sold for £11.5 million

• He bought the six-bedroom house on Hanover Terrace in 2013 for £20.7 million.
• Thirteen years later, the mansion was sold for £11.5 million.