SIGA is leading in the development, production and distribution of products free from residential toxins for the air and windtight building envelopes with the goal to build a world of zero energy loss buildings. SIGA-sealed buildings are characterized by low heating and ventilation costs, higher standard of comfort without drafts and protection from mould.Know-how, quality, innovation and the consistent striving for sustainability are some of the recipes for the success of the family business. Personal customer contact with building and construction professionals is ensured in over 30 countries around the world by 200 field staff belonging to the company. Thus, the building and construction professional is comprehensively counselled, trained and supported in his company, on site or in the SIGA academy in the head office in Ruswil Switzerland.