SIAD is one of Italy's leading chemical groups and a leader in the production of special gases and certified mixtures. Thanks to our long experience and advanced technical expertise, we produce high-purity gases and tailor-made mixtures developed for industrial, analytical and research applications. In addition to a complete range of industrial gases, we offer integrated services and solutions that support high-tech processes. Innovation and quality control are at the heart of our work, ensuring reliability, precision and continuous support for our customers.