A spokesperson for HSBC said: 'Our thoughts are with his wife, Janet, and his family at this very sad time'.
The Guardian reports that witnesses described their horror at seeing him fall to his death from the balcony. A Tate Modern spokeswoman said: 'Our deepest sympathies go to his family. The police are investigating the incident'.
Foreman's funeral is due to take place at Corbets Tey crematorium in Upminster, Essex, on Friday.