Marbu is ISO 9001 certified since 2002 and ISO 14001 since 2007. One of the objectives of Marbu is to provide services in strict compliance with the needs and requirements of its customers. Therefore, Marbu based its activities and operations on well defined procedures in written forms. These procedures are regularly reviewed on the basis of both the criteria stipulated in the ISO 9001 & ISO 14001 international standards and also in the internal standards of the company.

The Quality System and its procedures are defined in the Quality Manual of the company. Monitoring of the management system is carried out through defined procedures and systematic surveys and controls. MARBU employs efficient, consistent and regular control mechanisms in order to reach its quality targets. On every project MARBU is committed to applying the Quality Management system that the company has developed.