Grontmij is one of the leading engineering consultancies in Germany. We provide Services in the three business lines Planning & Design, Transport & Mobility, Water & Energy. 700 experts in about 30 offices all over Germany are at your service. Grontmij Germany is part of the Grontmij Group, the third largest design and engineering consultancy in Europe with approx. 7,000 professionals. At the heart of our business is the sustainability by design principle.