Over recent years, the most important operational processes of the Ter Horst Group have been captured, communicated within the company and thereby imbedded within the organisation. As of 31 July 2015, the quality system of Ter Horst Milieu B.V. has been certified in accordance with the standards of the NEN-EN-ISO 9001:2008 directive (click here for the directive). The most significant environmental issues have also been recorded as part of this quality system.
