Complex sentence: The placement of ESS in Spain is solidly supported by central and regional governments institutions, as well as by the main scientific organisations and companies.The latter will cooperate in assuring the necessary logistical and financial support.
Split into simpler sentences: The placement of ESS in Spain is solidly supported by central and regional governments institutions, as well as by the main scientific organisations and companies. All of them will cooperate in assuring the necessary logistical and financial support.