Carillion had a market value of £2bn not long ago: since then its share price has collapsed more than 90% since then after a profit warning.
It is holding crisis talks with creditors.
Crucially, it employs 43,000 people - 19,500 in the UK
Today there'll be a meeting between Cabinet Office officials, the company, the Pensions Regulator, pension scheme trustees and the Pension Protection Fund to discuss the future of the company's pension scheme, which has a £580m deficit
Alongside work on the HS2 rail link, Carillion provides facilities management for schools as well as services for the armed forces and on “smart motorways” for the Highways Agency.
Carillon's supply chain is absolutely enormous, many subcontractors and other suppliers at risk
the story hasn't really hit the public consciousness,but if it goes its a biggie
https://www.ft.com/content/1b4ab6aa-f6f9-11e7-8715-e94187b3017e