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Water and environmental services in the UAE covers the companies that design, build, supply and operate desalination and water treatment plants, sewage and effluent treatment, water networks, waste handling and environmental consulting. This page explains the five product and service families, who buys them (EWEC, TAQA, DEWA and industry), which federal and emirate approvals apply as of 2026, and how to compare the UAE suppliers listed below.
The water and environmental services sector in Dubai starts with desalination. In 2022 the Dubai Media Office reported that the Jebel Ali complex of Dubai Electricity and Water Authority (DEWA) has 490 million imperial gallons a day of desalination capacity, made of 43 multi-stage flash units and two seawater reverse osmosis plants. DEWA said it planned to raise reverse osmosis capacity to 303 million imperial gallons a day by 2030. Plants of this kind buy reverse osmosis systems, desalination plant parts, pumping stations and chemicals.
Dubai Municipality runs sewage and waste, and its site lists waste management and water treatment. One trade report said a Jebel Ali sewage plant expansion added 375,000 cubic metres a day of treatment capacity and produced irrigation water, though that report is undated, so check current figures. Industrial buyers in Jebel Ali and Dubai Industrial City need industrial effluent treatment, grease traps, hazardous waste disposal and water treatment for cooling towers and boilers.
Ask for the feed water analysis the design is based on, since Gulf seawater and treated sewage effluent are salty and warm. Ask what membranes, filters and chemicals the plant uses, who stocks them locally, and how long a skid takes to repair. Ask for the water recovery rate and the energy used per cubic metre, both on the data sheet.
For waste, check that the carrier and disposal site are licensed by the municipality for your waste type, and keep manifests. Hazardous waste in particular must go only to approved facilities. Equipment arrives through Jebel Ali Port, and tanks and skids are heavy, so agree delivery points and lifting early. Compare suppliers on one specification with post a requirement.
Dubai's industry sits in two belts. The older belt runs through the inner industrial districts: Ras Al Khor, Al Quoz, Al Qusais, Umm Ramool and Al Khubaisi, which are the working areas for workshops, trading yards and warehouses close to the city. The newer belt lies south-west, toward Jebel Ali, where larger plots, fabrication yards and distribution centres are concentrated.
The anchor is the Jebel Ali Free Zone Authority, known as Jafza, which describes itself as Dubai's largest free zone and the largest customs bonded zone in the Middle East. It lists more than 11,000 businesses and sectors that include logistics, petrochemicals, automotive spare parts, electronics, machinery and equipment, and healthcare distribution. Beside it, Dubai Industrial City, part of TECOM Group, offers land and warehouses for structural steel fabrication, advanced manufacturing and distribution. Dubai South adds a Logistics District and an aviation-linked free zone around Al Maktoum International Airport.
Most imported equipment arrives through Jebel Ali Port, which opened in 1979 and handles container and general cargo. Dubai South reports a bonded logistics corridor between its Logistics District and the port, and direct access to the cargo terminals of Al Maktoum International Airport. Etihad Rail has run freight services since 2023, carrying bulk and industrial cargo for construction, manufacturing and energy. From Dubai, trucks reach Sharjah and Ajman in under an hour in normal traffic, and the other emirates by the main Emirates Road and Sheikh Mohammed bin Zayed Road corridors. Confirm transit times with your forwarder, since they depend on the hour and the gate.
Dubai Municipality sets building rules and runs product certification through its Dubai Central Laboratory, covering items such as reinforcing steel, cement, concrete blocks and low-emitting paints and sealants. Dubai Civil Defence approves fire and life safety products and hazardous storage. Dubai Customs handles clearance. Free zone companies deal with their own authority, Jafza for example, while mainland companies are licensed by Dubai Economy and Tourism. Dubai Supply Authority, known as DUSUP, controls the natural gas supply and runs a No Objection Certificate process for work near its gas corridors, and Dubai Electricity and Water Authority serves power and water connections.
Construction and fit-out are the largest buyers because Dubai keeps building towers, villas and infrastructure. Logistics and re-export trade follow, driven by the port and the free zones. Food and consumer goods distributors, automotive and spare parts traders, and electrical and electronics wholesalers cluster around Jafza and the inner districts. Heavy upstream oil and gas, mining and large process industry are less visible here than in Abu Dhabi or the Eastern Province of Saudi Arabia, though Dubai has a refinery at Jebel Ali and a gas-supply system that buy valves, tanks and pipe.
