Within the scope of PERSU 2020, and to meet the targets for reducing the disposal of biodegradable municipal waste (BMW) in landfills, the municipal waste preparation unit for composting (PRUC) was built. (2018/2019)

Within the scope of PERSU 2020, Valorminho signed a contract in 2018 with G. HOFLE, lda and JMR2, Obras Públicas e Engenharia, lda, for the construction of an Urban Waste Preparation Unit, to meet the targets for Reducing the Disposal of Biodegradable Urban Waste (RUB) in landfills.

The year 2016 marked the implementation of the new Valorminho brand, supported by a group strategy that embodies a more integrated way of working. This brand was implemented across the company's various communication channels and disseminated to all employees, partners, and the public, with the aim of renewing the image and allowing for better identification with Valorminho's values.

Completion of certification in Sustainable Forest Management (GFS)

Through Decree-Law No. 103/2014 of July 2, amendment to the statutes of Valorminho.

Start of construction work for the project.

Optimization of the used cooking oil collection network throughout the Valorminho geographic area, guaranteeing at least one collection point per parish.

Conclusion of the application for the Operation “Oil Value (Minho Valley) – Collection and forwarding for the recovery of used cooking oils”, by the Management Authority of O.N.2.

In the second half of 2011, a selective collection system for used cooking oil was implemented for subsequent recycling.

Approval of the application for funding for the Operation “Oil Value (Minho Valley) – Collection and Forwarding for Valorization of Used Cooking Oils”, by the O.N2 Authority.

2010 Electricity production begins with the commissioning of the Biogas Energy Recovery Plant.

The award for “Global Evolution of the Quality of Services Provided to Users” was granted.

Construction of the CVE and initial energy production tests.

Valorminho's certification according to environmental, quality, safety, and occupational health standards. The implementation of the integrated management system culminates in certification according to environmental (ISO 14001), quality (ISO 9001), and occupational health and safety (OHSAS 18001) standards.

In May 2000, the Messegães transfer station and Eco Center began operating.

Start of biogas combustion.

In October 1999, the first eco center in the Valorminho geographic area began operating.

In 1998, the sanitary landfill was inaugurated by Her Excellency the Minister of the Environment, Professor Dr. Maria Elisa Ferreira.

Valorminho – Valorização e Tratamento de Resíduos Sólidos, S.A., created by Decree-Law no. 113/96, of August 5th, is the concessionaire of the Multimunicipal System for Sorting, Selective Collection, Recovery and Treatment of Urban Solid Waste in the Minho Valley, which covers the municipalities of Caminha, Melgaço, Monção, Paredes de Coura, Valença, and Vila Nova de Cerveira.