Three key medium sized housebuilders have announced refinancing deals which are set to secure their future and allow them to develop their market strategies.<br> <br> Miller, Banner and Cala have all struck deals in the past month or so.<br> <br> The Miller Group has attracted investment by American private equity firm GSO Capital Partners which has taken a 50% stake. The deal involves £160 million of new equity capital and the refinancing of the group's existing debt.<br> <br> Banner Homes sealed a £120 million refinancing package with the Royal Bank of Scotland, Santander and HSBC. The housebuilder said that the four year facility would secure its future, allowing the business to move into the next period of development.<br> <br> And Cala has extended its banking facilities with Lloyds following its return to profit after four years. The £180 million released will fund the group's current business strategy and build upon its trading performance.<br> <br>