Execution of construction and civil engineering works, in particular in connection with renewable energies, ventilation, heating, plumbing and air conditioning; provision of services as a general contractor, project manager and construction manager; execution of technical works and trade in building materials. Furthermore, it may carry out, either on its own account or on behalf of third parties, all financial, commercial and movable transactions directly or indirectly related to its corporate purpose and may be interested, in any form, in all similar companies, in particular by taking a stake in similar companies. The company may also establish branches and subsidiaries in Switzerland and abroad.