Mr Asquith was also named chairman of the company’s Risk and Audit Committee.
Tilney said Mr Asquith “brings a wealth of experience”, having held both senior management positions and non-executive directorships at major asset management, investment banking and private equity groups. His CV includes a six year stint in the leadership team at Schroders from 2002 to 2008, serving as chief financial officer and latterly as a vice chairman.
Much of Mr Asquith’s career has been at Morgan Grenfell, which became part of Deutsche Bank in 1995.
His 18-year career at the bank included working in the Latin American department and the project finance team and periods as head of derivatives and deputy head of treasury.
Following the establishment of Deutsche Morgan Grenfell he served as both chief financial officer and chief operating officer.
Since leaving Schroders Mr Asquith has held a number of non-executive directorships.
He is currently deputy chairman of 3i Group plc and is a non-executive director of CiCap Limited, the parent company of Coller Capital.
He was formerly chairman of Citigroup Global Markets, Dexion Capital and AXA Investment Managers and he also served as non-executive director of Ashmore Group.
Will Samuel, chairman of Tilney, said: “We are delighted to welcome Jonathan to Tilney.
“He is a highly respected figure in the City who brings considerable experience to the board.
“He joins at a very exciting time for the business, which has been going from strength to strength and is exceptionally well positioned to capitalise on the growth opportunities in the UK wealth management sector.”