19 November 2010 Last updated at 05:42 ET

On the government payroll

The details behind all Whitehall spending over £25,000 made since the election have been published.

About £80bn of expenditure, some 195,000 separate entries, were published online as part of what ministers call their "transparency agenda".

Here are the private companies in receipt of the biggest cheques.

Private companies paid by government
	Company	Paid	Business sector
* £3.2bn of this amount is teachers' pensions handled by Capita
	Capita	£3.35bn*	Outsourcing company
	Aspire Defence	£366m	Property and IT services
	Telereal Trillium	£284m	Property management
	HP Services	£284m	IT services
	Serco	£211m	Service company
	Airwave	£147m	Communications for emergency and armed services
	BT	£132m	Communications services
	Eaga	£131m	Renewable energy solutions
	Atos Origin	£130m	IT services company
	G4S	£102m	Prison management
	IBM	£96m	IT services
	CSC computing services	£86m	IT services company