Marafiq provides a complete package of services in Jubail and Yanbu Industrial cities. In Yanbu, all the utility services are centralized in a single, integrated complex that is regarded as one of the largest of its kind in the world. Services comprise of power generation, transmission and distribution, potable water, seawater cooling systems, and sanitary and industrial wastewater treatment. In Jubail, the focus is on water utilities as power services are supplied by Saudi Electricity Company. Jubail operations include seawater cooling systems, potable and process water production and supply, and sanitary and industrial wastewater treatment.