In Sigma AO we specialize in supplying medium and low voltage electrical equipment and through our partnership with major electromechanical contratctors we work in distribution networks installations and electro mechanical infrastructure, in addition to light current installations from telephone networks, fire alarms, to sound systems. Sigma AO For Trading and Contracting was founded by Eng Omar El deeb and Eng Ahmad afifi ,both with expereince in both multinational and major local electromechanical business and have worked in project managment of several major projects in egypt and have complete awarness of the egyptian market