Macai Limited is a interiors and finishing contractor, and Macai Projects is a Builderswork and Structural alterations Contractor. Macai Group Structure: One Group, two divisions and a world of creativity. Our experience has led us to build something of a philosophy too. We believe a correlation exists between the quality of the relationship our project team, our suppliers and customers share and the quality of service and product we deliver. It means our people are of paramount importance.