Research Search Submit a CV Home Key data Locations Means International QHSE Biodiversity Subsidiary of SARP Industries (Veolia group), GRS VALTECH develops two businesses located at the heart of environmental issues. A pioneer in its businesses with 25 years of experience, GRS VALTECH remains an undisputed reference in its sectors of activity. Treatment of polluted sites and soils Historical operator in soil and groundwater treatment with 25 years of experience and 300 projects carried out each year. Find out more >> Treatment of Biogas and Leachate Experience and technical mastery of all biogas and industrial effluent issues at the service of manufacturers and operators of waste storage facilities. Find out more >> Contact Sitemap Legal Notice Veolia Environment Sarp Industries UPDS (Union Pro.) LNE (Certif. Pro.) © Copyright GRS Valtech 2013 - Chlorophylle Communication .