£11.6 billion acquisition of Scottish Power

£10 billion acquisition of BAA

£6.8 billion acquisition of KeySpan

£2.3 billion acquisition by Cemex

£1.8 billion acquisition of Aggregate Industries

£1.13 billion acquisition of Crown Castle UK

£593 million merger with Group4 Falck

$544 million IPO

£130 million IPO

£87 million acquisition of RAC

£40 million IPO