all activities in the field of building, excavation, outdoor design, goods transport as well as all activities in the commercial and real estate sector, excluding real estate transactions subject to the LFAIE; it may, in Switzerland or abroad, establish branches, participate in other companies, acquire or establish companies with an identical or similar purpose, carry out all operations, excluding those prohibited by the LFAIE, and conclude all contracts that serve to develop its purpose or are directly or indirectly related to it.