I hope to have everything together, you asked for:
The bus has been built at in Spain 1983. Usually it has been called 'Hotelbus'. The coachbuilder 'VanHool'. The bus operating company was HIFE (Hispano de Fuente En Segures, SA), founded 1915
In one of the attached original advertising sheets is mentioned:
...based on the technical and aesthetic basis of its usual line, the coachbuilder from Zaragoza has presented its personal version of this type of bus, which is taking a larger position on the market every day...
Engine: BS-36 Turbo, 272 CV