SIBA Invest AB is a family-owned investment company based in Vastra Frolunda, Gothenburg, focusing on capital management and long-term investments in Nordic public and private companies. Founded in 1951 by Folke Bengtsson, it holds significant stakes in Komplett ASA, Resurs Holding AB, and Solid Forsakringsaktiebolag, operating primarily in e-commerce, banking, and insurance sectors.