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About Us

GRAVINER has been present in the civil and public construction sector since 1981.


Being licensed to work in projects of any size, and having a highly skilled and motivated team that is used to embrace complex challenges, top-notch equipments and a very strong financial position, GRAVINER is committed to deliver high-quality construction works to its clients.


GRAVINER holds the following certificates in what regards its management system of Quality, Environmental and Occupational Health and Safety:

• Certificate of Conformity to ISO 9001 - Quality Management System;

• Certificate of Conformity to ISO 14001 - Environmental Management System;

• Certificate of Conformity to ISO 45001 - Occupational Health and Safety Management System.