In 2008, Staveley played a prominent role in the investment of £7.3 billion in Barclays by the ruling families of Abu Dhabi and Qatar, and by the Qatari sovereign wealth fund.Staveley’s firm, PCP Capital Partners, acted for Sheikh Mansour Bin Zayed Al Nahyan of the Abu Dhabi royal family, who invested £3.5 billion to control 16 percent of the bank. The deal was reported to have earned PCP Capital Partners a commission of £110 million, which, after paying advisers, represented a profit of £40 million.