The core activity of Holding de la Cité SA is the management and administration of a group of companies operating in various but complementary sectors, including: fiduciary services (Société Fiduciaire), real estate services (Agence immobilière), consulting services (Consultae SARL Suisse, Consultae SARL France, Millenium Advisor Ltd, People Edge Business Advisor SARL), internet services (website conception), and vehicle trading (vehicle brokerage). The company positions itself as a holding company offering a wide range of services aimed at meeting the needs of its customers in various areas.