The Woolwich acquisition doubled the Barclays share of Britain's mortgage market.
The acquisition doubled Ciena's size to more than 4,000 employees.
With $56.5 billion in assets (an average of $1.9m per customer), the acquisition doubles HSBC's private-banking business.
Standard Chartered's chief executive, Mervyn Davies, below, said during a conference call that the acquisition doubled the number of Mandarin speakers within the bank.
The acquisition will double Marathon's West Africa output, a spokesman, Roger Holliday, said.
Epsilon said the acquisition would double the size of its agency holdings.
Deere, which is based in Moline, Ill., said the acquisition would double the number of its landscaping stores.
Citigroup, the largest United States bank, said it expected the acquisition to double its share of volume on these markets to about 12percentt.
The acquisition will double Toronto-Dominion's business in the United States, adding almost 460 outlets and $48 billion in assets in nine states.
Lenovo said the acquisition would double its share of the German PC market, where it would become the third-largest player after Acer and Hewlett-Packard.
