The core activity of Dionea SA encompasses consulting and planning in the fields of environment, territory, nature and landscape, particularly in the following areas: environmental consulting and planning, territorial planning and development, nature conservation and management, landscape planning and design, and forestry and forest management. The company offers services such as the creation of plans and strategies for the sustainable development of territories, the implementation of environmental studies and analyses, the planning and implementation of nature conservation projects, and the consulting of municipalities and other institutions on environmental and territorial planning issues.