Sigma has been accredited with the world's most recognized standards as ISO 9001:2015, ISO 14001-2015 and OHSAS 18001-2007 which shows that company committed to quality and use these principles in day-to-day operations and also every member of the team trust that this helps to guarantee robust, high-quality solutions and services to its clients.
ISO 9001-2015 QUALITY MANAGEMENT SYSTEM
Continuing in this tradition of striving for excellence, we are proud and excited to announce...
Following this Quality Policy, Sigma is committed to operate the entire company under the...
Sigma is committed to operating a sustainable, responsible organization that protects the...