Top 10 Sewage Treatment Machine Suppliers in Saudi Arabia in 2025

Al Riyadh WaterTech has cemented its reputation as a pioneer in water process equipment , with a focus on sewage treatment solutions that blend innovation and durability. What sets them apart? Their ability to adapt global technology to Saudi Arabia’s climate. For instance, their desert-ready effluent treatment systems are designed with corrosion-resistant materials and energy-efficient motors to tackle high temperatures—critical for plants in Riyadh and Qassim.

Recent projects include upgrading the Riyadh North Sewage Plant, where their filter press equipment reduced sludge disposal costs by 35% while meeting the Kingdom’s strict discharge standards. They also offer 24/7 local support, ensuring minimal downtime for clients. With certifications from the Saudi Standards, Metrology and Quality Organization (SASO) and ISO 14001, Al Riyadh WaterTech is a go-to for municipal and industrial clients alike.

Jeddah Environmental Solutions (JES) has been a staple in the western region, serving clients from Jeddah to Makkah with a focus on effluent treatment machine equipment tailored for coastal and industrial areas. Their claim to fame? A modular sewage treatment system that can be scaled from 500 m³/day to 10,000 m³/day, making it ideal for both small towns and expanding cities.

JES recently partnered with the Jeddah Municipality to revamp the Obhur Wastewater Treatment Plant, integrating their advanced biological treatment units with solar-powered aeration systems—cutting energy costs by 40%. They also specialize in treating industrial wastewater from the Red Sea’s petrochemical facilities, with equipment designed to remove heavy metals and hydrocarbons efficiently. With a local manufacturing facility in King Abdullah Economic City (KAEC), JES ensures quick delivery and easy access to spare parts, a major plus for time-sensitive projects.

As the industrial heart of Saudi Arabia, the Eastern Province demands robust sewage treatment solutions—and Dammam Sewage Systems (DSS) delivers. Specializing in heavy-duty equipment for refineries, manufacturing plants, and port facilities, DSS is known for its water process equipment built to handle high-strength wastewater.

Their flagship product, the DSS-Industrial 5000, is a compact yet powerful treatment system that combines physical, chemical, and biological processes to treat up to 5,000 m³/day of industrial sewage. It’s currently in use at the SABIC facility in Jubail, where it has reduced water discharge by 60% through recycling. DSS also offers turnkey solutions, including installation, operator training, and maintenance contracts—critical for industrial clients with complex, round-the-clock operations. Their commitment to local partnerships has earned them contracts with Aramco and Ma’aden, solidifying their position in the eastern region.

Riyadh Eco-Engineering (REE) is the new kid on the block, but it’s making waves with its focus on sustainability and smart technology. While relatively young, REE has quickly become a favorite for clients prioritizing green solutions, thanks to its energy-efficient effluent treatment machine equipment and data-driven monitoring systems.

The REE-Smart Treat system, for example, uses IoT sensors to track water quality in real time, adjusting treatment processes automatically to optimize efficiency. It’s currently deployed in the King Abdullah Financial District (KAFD), where it treats 2,000 m³/day of commercial wastewater and recycles 80% of it for irrigation and cooling. REE also specializes in decentralized systems, perfect for remote communities or construction sites. Their mobile treatment units, mounted on trailers, can be deployed within 48 hours—ideal for emergency situations or temporary projects. With a team of engineers trained in European and Saudi standards, REE bridges global innovation with local expertise.

Mecca Water Processors (MWP) operates at the intersection of faith and sustainability, serving the holy city and its millions of annual pilgrims. With Mecca’s unique challenge of seasonal population spikes (from 2 million residents to over 15 million during Hajj), MWP specializes in flexible, high-capacity filter press equipment and treatment systems that can scale up during peak times.

Their HajjReady system, launched in 2023, is a modular setup that adds temporary treatment units to existing plants, increasing capacity by 300% during pilgrim season. It was put to the test during the 2024 Hajj, successfully treating an additional 10,000 m³/day of sewage without compromising quality. MWP also prioritizes water reuse, with systems that convert treated wastewater into non-potable water for ablution facilities and mosque gardens—a critical resource in a city with constant water demand. Their local presence in Mecca ensures rapid response, a must during busy pilgrim seasons.

Madinah Green Solutions (MGS) is all about community impact. Operating in the holy city of Madinah and surrounding areas, MGS focuses on affordable, easy-to-maintain sewage treatment solutions for small towns and rural communities—regions often overlooked by larger suppliers. Their water process equipment is designed for simplicity, with user-friendly controls and minimal technical expertise required.

The MGS-Community 1000, for example, is a compact treatment plant that serves communities of up to 5,000 people. It uses natural filtration processes (like constructed wetlands) combined with low-energy pumps, making it affordable to operate. MGS has installed over 50 such systems in villages across the Madinah region, reducing waterborne diseases and improving quality of life. They also partner with local NGOs to provide training for community members to operate and maintain the equipment, fostering self-sufficiency. For clients with limited budgets but big sustainability goals, MGS is a trusted partner.

Nestled in the Asir Mountains, Abha Highland Treatments (AHT) caters to the unique needs of Saudi Arabia’s mountainous regions. With cooler temperatures, higher rainfall, and a focus on tourism, the southwest requires sewage treatment solutions that blend efficiency with environmental sensitivity—something AHT delivers with its effluent treatment machine equipment designed for low-impact operations.

The AHT-Mountain Series, for instance, uses gravity-fed systems to minimize energy use, leveraging the region’s natural elevation to move water through treatment stages. It’s currently in use at the Abha Tourist Village, where it treats wastewater from hotels and restaurants, releasing clean water into nearby streams without harming local ecosystems. AHT also specializes in odor control—a key concern for tourist areas—with advanced biofilters that eliminate unpleasant smells. Their commitment to eco-friendly design has earned them partnerships with the Saudi Commission for Tourism and National Heritage (SCTH), making them the go-to supplier for resorts and national parks in the southwest.

Tabuk Desert Solutions (TDS) knows desert survival better than most. Operating in the harsh climate of northern Saudi Arabia, TDS specializes in sewage treatment equipment built to withstand extreme temperatures (up to 50°C in summer) and limited water resources. Their filter press equipment , for example, uses heat-resistant materials and requires minimal water for operation—critical in arid regions.

TDS’s DesertPro system is a closed-loop treatment plant that recycles up to 90% of treated water for agricultural use, supporting the Kingdom’s goal of food security. It’s currently deployed in the Tabuk Agricultural Development Project, where it treats wastewater from greenhouses and uses the recycled water to irrigate wheat and vegetable crops. TDS also offers mobile desalination units that work alongside sewage treatment systems, turning brackish groundwater into usable water for treatment processes. Their ability to combine sewage treatment with water reuse has made them a key partner in Vision 2030’s agricultural sustainability initiatives.

Najran Water Innovations (NWI) is bridging Saudi Arabia and Yemen with its cross-border expertise. Operating in the southern region, NWI serves both Saudi cities and Yemeni border communities, offering water process equipment that’s adaptable to varying infrastructure and resource availability.

The NWI-Border Series is a portable treatment system designed for areas with limited electricity and water. It uses solar power and manual backup systems, ensuring operation even during power outages. It’s currently in use at the Najran Border Crossing, treating sewage from both sides of the border and preventing contamination of shared water sources. NWI also works with international NGOs, providing equipment for refugee camps and disaster relief efforts. Their focus on humanitarian impact, combined with technical reliability, has earned them recognition from the United Nations Development Programme (UNDP). For clients operating in complex, cross-border environments, NWI brings a unique blend of technical skill and cultural understanding.

Khurais Industrial Systems (KIS) may be based in a small town, but it’s making a big impact in the oil and gas sector. Located near the Khurais Oil Field, one of the world’s largest, KIS specializes in treating the highly contaminated wastewater produced by oil extraction and refining. Their effluent treatment machine equipment is designed to remove oil, grease, and toxic chemicals, ensuring compliance with Saudi Aramco’s strict environmental standards.

KIS’s OilSep 3000 is a high-performance separator that can treat up to 3,000 m³/day of oily wastewater, reducing oil concentrations to below 10 mg/L—well below Saudi environmental limits. It’s currently in use at multiple Aramco facilities in the Eastern Province, where it has helped the company meet its zero-discharge goals. KIS also offers custom solutions for offshore platforms, with compact, corrosion-resistant equipment that can withstand marine conditions. Their focus on the oil and gas sector has made them a niche expert, trusted by some of the Kingdom’s largest industrial players.