Two new glazed atria transform the East Wing building (photograph copyright Janie Airey)
![](https://mb.cision.com/Public/1207/9900361/b3df067b05e0b271_800x800ar.jpg)
ISG Plc is an international construction services company delivering Fit Out, Construction, Engineering Services and Specialist Solutions, operating in 28 countries worldwide. The company works with owners, developers and occupiers in the public and private sector for an extensive range of industries. Today the company has a turnover of around £1.6 billion.