Complex sentence: The hotel was managed by Helnan International Hotels and known as the Helnan Shepheard Hotel but on September 29,2009, the Rocco Forte Company was chosen as the hotel's management company and in 2014 they closed it for renovations.
Split into simpler sentences: The hotel was managed by Helnan International Hotels, and the hotel was known as the Helnan Shepheard Hotel. On September 29,2009, the Rocco Forte Company was chosen as the hotel's management company and in 2014 they closed it for renovations.