Private equity investor
According to a report, Advent has won the battle by offering £550m (US$1.1bn).
Australian company Link Market Services was also interested in the business but withdrew from the auction last month. Link Market Services is owned by Pacific Equity Partners and was bidding in tandem with Bain Capital.
Others reputedly keen on submitting bids included another private equity group,
Overall, the business acts for 800 companies, sending shareholders dividends and share certificates as well as documentation concerning possible takeovers and other corporate action. This involves looking after 24 million individual accounts for private investors.
Chris Spink