Duncan Walker Bannatyne, OBE (born 2 February 1949), is a Scottish entrepreneur, philanthropist and author. His business interests include hotels, health clubs, spas, media, TV, stage schools, property and transport. He is most famous for his appearance as a business angel on the BBC programme Dragons' Den. He was appointed an OBE for his contribution to charity. He has written seven books.
In May 2013, it was reported that Bannatyne was £122m in debt, however he said this is a company debt and the company has assets of £230m.
On 29 August 2008, Bannatyne appeared on television programme Who Wants to Be a Millionaire?, raising £20,000 for charity NCH.
He became President of the charity No Smoking Day in October 2008. The charity runs the annual health awareness campaign – helping people who want to stop smoking.
Bannatyne is a trustee of Comic Relief and in November 2008 he travelled to Ethiopia with other trustees of Comic Relief.
In August 2010, he agreed to become Patron of PC David Rathband's Blue Lamp Foundation, a charity established by the Northumbria Police Constable David Rathband, who was blinded by gunshot wounds in the 2010 Northumbria Police manhunt.
According to wikipedia