The business line Monitoring & Testing covers services such as mobile mapping, surveying, geotechnical studies, structural and material diagnostics and pathologies, product audits and certifications and maintenance and monitoring for complex projects.

Four business lines
Grontmij operates within four business lines, namely: Transportation & Mobility; Industry, Water & Energy; Planning & Design and Monitoring & Testing. These business lines reflect the long term external market drivers such as climate change, population growth and urbanisation and the expansion of the European Union and metropolitan areas across the world.