Gilbert Sonntag

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Gilbert joined our team in the summer of 2007 as the first English-speaking team member and has been an employee in our Frankfurt office for over 10 years. He is a qualified civil engineer and highly experienced senior consultant working in both the technical and sustainability fields. As a building surveyor he is responsible for project monitoring and is an experienced energy consultant, BREEAM auditor and assessor, DGNB auditor for new & existing buildings and GRESB expert. He is an honorary city councillor and an active member of the volunteer fire brigade in his home town; he is married and has three children; one of his favourite hobbies is travelling.