Sigma constantly participates to tenders at the Regional, National and International Level as both partner and leader.  All this has allowed Sigma to gain significant experience and perfection to do deeply research, and ability to develop new and creative ideas.The main Sectors that are selected for the calls are generally the sectors where the company is actively performing, but also Sigma developed its capacity and capability on encouraged research, investing time, money and resources also in other areas such as Medicine, Cultural Heritage and Tourism.