Holding and managing participations in other companies, in particular in the fields of micromechanics and microelectronics. Acquiring and disposing of such participations, managing trademarks, patents or other intangible assets and providing central services to its participations, in particular in the areas of management and financing, establishing branches and subsidiaries in Switzerland and abroad, and conducting all business that is directly or indirectly related to its purpose, as well as acquiring, encumbering, selling and managing real estate, arranging financing for its own account or for the account of third parties, and granting guarantees and sureties.