Together for tomorrow.

Christian Ketzer is a qualified landscape ecologist, and has been Managing Director of IBL Umweltplanung GmbH since 2018 and owner since 2020. He oversees and coordinates the company’s ongoing projects, and also undertakes the acquisition of new projects and the development of new business areas. Christian also manages IBL’s ongoing system certifications

and brings extensive experience in the preparation and coordination of environmental impact assessments (both offshore and onshore), Habitats Directive assessments and species protection documentation for national and European approval processes. He is well-versed in collecting and analysing large datasets both on land and at sea. In addition, he supports planning applications for clients in an advisory capacity and as an expert in stakeholder consultations or legal proceedings. He also acts as a key point of contact for IBL’s numerous project partners.

Daniela Pätzold holds a degree in Landscape Management and Environmental Protection Engineering and has worked at IBL Umweltplanung GmbH since 2008. In 2023, following many years as a project manager, she took over as Head of Onshore Grid Expansion.

Daniela has extensive experience in environmental approval processes for major infrastructure projects in Lower Saxony and nationwide. She manages IBL’s underground cable and overhead line projects, overseeing both preparatory planning and the approval stages. Her responsibilities include handling approval procedures at both state and cross-state levels, with projects related to the expansion of Germany’s gas network falling within her department. Daniela’s role primarily involves internal and external coordination and procedural support. She provides professional and strategic advice to project developers on approval matters and serves as a key contact for IBL’s numerous project partners.