On November 1, 2010, private equity firm Advent International announced that it had acquired Calgary based BOS Solutions Ltd. (BOS), a leading full-service provider of drilling fluid treatment and recovery solutions to oil and gas exploration and production companies. Along with the acquisition of equity from existing shareholders, Advent has also provided BOS with access to the necessary capital to execute on its growth and expansion strategy. Advent International is one of the world's leading global buyout firms, with offices in 17 countries on four continents. Fasken Martineau was Canadian counsel to Advent in this transaction. Stephen Erlichman (corporate/securities) led a Fasken Martineau team that included Daniel Batista and Jonathan Bahnuik (corporate/securities), Christopher Steeves and David Fox (tax) and Ralph Nero (employment).