Woodside Petroleum's ambitious play for Oil Search is a rare example of a Perth-based company being the bidder in a big takeover. Click through to see Business News' listing and analysis of $1 billion-plus M&A deals in WA over the past 20 years.
British bank Lloyds TSB announced today it was taking over rival bank HBOS - the parent of Perth-based BankWest - in a 12.2 billion pound ($A28 billion) deal.
