Operation of a general contractor, which includes the holistic planning, development, realization and maintenance of construction projects, project development, provision of architectural and engineering services, construction management, electrical work and construction and project management. May establish branches in Switzerland and abroad, participate in other companies in Switzerland and abroad, acquire or merge with similar or related companies, and enter into all transactions and contracts that are suitable to promote the purpose of the company or are directly or indirectly related to it, acquire, manage, encumber and dispose of properties, intellectual property rights and licenses of all kinds, also provide financing for its own account or for the account of third parties, and grant guarantees and warranties for subsidiaries and third parties.