OtherFour people and three companies have been charged over the death of a woman who was crushed when a half-tonne window frame fell on her.
Amanda Telfer, 44, was killed when the 13ft-by-13ft window fell on her as she walked past a building in Mayfair, central London, in August 2012.
Three people are accused of manslaughter by gross negligence.
The criminal charges following an investigation by the Met Police and the Health and Safety Executive.
Members of the public lifted the frame off Ms Telfer, a lawyer, and tried to resuscitate her after the incident in Hanover Street, on 30 August 2012.
Court date
Ms Telfer, who worked for legal firm Keystone Law and was a volunteer for human rights charity Reprieve, died shortly afterwards.
The three accused of manslaughter by gross negligence, who are also accused of breaching general duty at work, are:
- Damian Lakin-Hall, 48, of Portsmouth Road, Cobham, Surrey
- Claire Gordon, 35, of Ashby Crescent, Leeds
- Kelvin Adsett - also known as Kelvin Schultz - a 63-year-old from New Road, Slough, Berkshire
Steve Rogers, 61, of Sheering Mill Lane in Sawbridgeworth, Hertfordshire, is accused of breaching general duty at work.
Three companies will also appear in court for their alleged role in the death of Ms Telfer.
IS Europe, of Slough, Berkshire, Westgreen Construction, of Richmond, south-west London, and Drawn Metal, of Leeds, are accused of being employers who have breached a general duty of care to an employee and breaching a general duty of care to a non-employee.
They are due to appear at Westminster Magistrates' Court on 9 September.