VALNOR is a leading company in the environmental and waste treatment and recovery sector, responsible for the concession of the Multimunicipal System for Sorting, Selective Collection, Recovery and Treatment of Urban Waste (RU) in the Northern Alentejo Region, covering the 25 municipalities that make up this system: Abrantes, Alter do Chão, Arronches, Avis, Campo Maior, Castelo Branco, Castelo de Vide, Crato, Elvas, Fronteira, Gavião, Idanha-a-Nova, Mação, Marvão, Monforte, Nisa, Oleiros, Ponte de Sôr, Portalegre, Proença-a-Nova, Sardoal, Sertã, Sousel, Vila de Rei and Vila Velha de Rodão.

VALNOR covers a geographical area of 11,980 km2 and, according to the National Statistics Institute, has a resident population of 242,992 inhabitants.

Established in 2001, and playing a key role in supporting the structuring and definition of environmental policies in the area of waste, VALNOR's priority is to contribute to the fulfilment of national and EU strategies and targets for the sector, with an emphasis on increasing the selective collection of multi-material packaging and diverting biodegradable urban waste from landfill.