Harper Collins Publishers,12 Bloomsbury,11 Orion book,6 Gollancz,5 Fsc,5 Egmont,4 Walker Books,4 Harper Voyager,4 Hot key books,4 Faber & Faber,4 Titan Books,4 Scholastic,4 Picador,4 Arrow Books,4 Headline publishing group,3 Head of Zeus,3 Quercus,3 4th estate,3 Pan Books,3 Penguin Books,2