SI&ES, Continuity of Electricity (Continuïteit van Elektriciteit, Continuité d’Electricité, Kontinuität von Elektrizität, ) SI&ES is specialized in the electrical infrastructure of computer rooms and comparable environments. We improve and make it smarter. Increasing manageability, reliability and user-friendliness whilst reducing TCO and environmental impact. SI&ES offers products and solutions for power distribution, emergency power, power monitoring & management and smart battery backup systems (Li-Ion)