RHCSE is a full-service production house created by RHCB and Komixx Entertainment, a Komixx Media Group company, to develop and produce screen entertainment exclusively from RHCB published books and characters. RHCSE is made up of a team drawn from both companies: Nigel Waters, Partner and Fiona Macmillan, Head of Acquisition and Development for RHCSE both from RHCB, Andrew Cole-Bulgin, Partner and Head of Film and TV, Edward Glauser, Partner and Head of Strategy and Technology, both from Komixx.

RHCB is an award-winning publisher of books for children of all ages. Its bestselling authors include Sir Terry Pratchett, Philip Pullman, Dame Jacqueline Wilson and Joe Delaney and illustrators Quentin Blake, Shirley Hughes, John Burningham and Mini Grey. It is home to highly successful series such as Astrosaurs, Princess Poppy and its licensed properties include the showcase BBC family drama Merlin. RHCB is a Random House Group Company, owned by Bertlesmann, one of the world's largest media groups.

Komixx Entertainment, A Komixx Media Group (KMG) company is a new generation, family entertainment company that creates, develops, produces and finances media properties with enduring, global appeal. Working directly and through partnerships with proven media organisations, KMG produces digital media entertainment for home television, cinema, online, on-demand and mobile media platforms, together with associated licensing, merchandising and ancillary products.