operation of a trade in equipment and materials for construction, management and supervision of construction sites of all kinds, execution of all renovation, decoration and carpentry work, execution, as a general contractor, of all construction work as a project owner, and all activities that promote social interests, participation in all Swiss and foreign companies (excluding operations subject to the LFAIE), as well as the creation of branches, granting of loans or advances to associates or third parties (cf. statutes for complete purpose).