Lubej has participated in ten startup projects at home and abroad. The five successful companies that he co-created as a co-owner, startup manager or director represent telling achievements. These companies, which employ more than 65 people with annual turnover of around five million euros, are the Vzajemci Group, Verus, Creditexpress, SOM and the Finančni center group.
Lubej is a serial entrepreneur, startup manager, investor and a business angel. He actively mentors integration of startup teams as well as planning, managing, coordinating and analysing of business.