Domingo Ruiz

Röntgen Technische Dienst BV provides non-destructive testing and inspection services. It specializes in project management for pipelines, offshore and onshore production facilities, refinery and storage facilities in the oil and gas, traditional and renewable energy sectors, and national utility and infrastructure markets. The company was founded by Lambertus van Ouwerkerk in 1937 and is headquartered in Rotterdam, Netherlands.

Applus RTD UK Ltd. provides integrity engineering and inspection management services. It offers project management services in new construction, asset management services in maintenance, supporting services in process management. The company was founded by Lambertus Van ouwerkerk in 1937 and is headquartered in Falkirk, the United Kingdom.