We had Monarch stables put in a old barn 8 years ago and I highly recommend them. We went for Monarch as they were the only company who at the time seemed to be able to make the doors with the tops level - all the same height - when the floor levels varied and also cope with cutting around old...
See the question to BE on their website about their 'New' Jump to It series. It is basically the Grasshoppers competition renamed...... Change for changes sake it would appear like the new class names.