All construction and renovation work, maintenance, repair, installation, maintenance, studies, advice, management, direction and control in the field of building. Management, brokerage and maintenance of real estate. Promotion and management of real estate operations. Purchase and sale of materials, equipment and related supplies. Furthermore, it may carry out, either on its own account or on behalf of third parties, all financial, commercial, movable or immovable operations directly or indirectly related to its social purpose and may be interested, in any form, in all similar companies, in particular by taking a stake in similar companies. As well as all operations related to the main purpose. The company may also grant loans to its shareholders and/or guarantee, secure or guarantee loans granted by third parties to its shareholders.