OperaOpus™ ERP mobile app Core application developed and being upgraded continuously 15. 3. 2023. Eurokontakt SIMTEH joining OperaOpus™ partner portfolio New contract closed with Croatian company 25. 11. 2022. The 1st Security Data and Architecture Off-site organized by Juniper Group An event with the aim of sharing best practices was held in Palma de Mallorca 13. 10. 2022.