to carry out, both on its own account and on behalf of third parties, investment, representation, purchasing, sales, brokerage, study, promotion, management, financing, development and construction activities in the field of real estate, both in Switzerland and abroad; to prepare and implement all plans, projects and financial plans for the execution of construction works; to execute or have executed and supervise all construction works; to import, export and distribute, both on its own account and on behalf of third parties, materials, construction elements and installations, including all accessories and ancillary objects (cf. statutes for full purpose).