The energy-related design and planning of construction and renovation projects for buildings, as well as the preparation of building energy certificates (CECB), the purchase, distribution, sale and installation of all types of energy-related articles, as well as their repair and all other after-sales services; the company may perform all services in the field of renting all types of equipment, machines and vehicles (e.g. construction, gardening, leisure), the sale, purchase, import-export of new or used machines, goods, equipment and tools, as well as all financial or commercial operations related thereto; it may also perform all real estate transactions, management, purchase, sale, brokerage, administration, rental, consulting, construction, renovation, expertise, on its own account or on behalf of third parties; it may take charge of the execution of construction and civil engineering works of all kinds, public or private; the company may also carry out specialized dismantling and demolition work during building construction and renovation work; it may engage in all activities related to hospitality, catering and catering services, as well as the trade in alcoholic and non-alcoholic beverages; 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 and conclude all contracts that are conducive to the development of its purpose or are directly or indirectly related thereto.