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Top 25 Companies Global Water and Wastewater Infrastructure Solutions Industry

October 2, 2026ByMetastat Insights Research Team

Explore the leading Water and Wastewater Infrastructure Solutions companies. Discover their roles in providing innovative and sustainable water management practices.

The Water and Wastewater Infrastructure Solutions industry manages water resources, ensuring the delivery of clean drinking water and effective wastewater treatment. Increasing environmental regulations and the need for sustainable practices drive innovation among companies in this sector, catering to municipalities, industries, and various end-users. For an in-depth analysis, refer to the Water and Wastewater Infrastructure Solutions market size and forecast report.

Top 25 Companies Global Water and Wastewater Infrastructure Solutions Industry

Top 10 Water and Wastewater Infrastructure Solutions Trends

Inline metrology moves onto the production line

Inline metrology integrates measurement systems directly into production processes, enhancing the accuracy of data collection. This shift allows for real-time adjustments, reducing waste and improving efficiency in water treatment operations. Buyers benefit by gaining more reliable data, which supports better decision-making and operational improvements.

Decentralized water treatment systems gain traction

Decentralized systems offer localized solutions for water treatment, making them ideal for rural or underserved areas. These systems require less infrastructure investment and can be tailored to specific community needs. For buyers, this flexibility means improved access to clean water and reduced transportation costs.

Integration of digital technologies in infrastructure management

Digital technologies like IoT and AI are transforming how water and wastewater infrastructure is managed. These technologies facilitate predictive maintenance, automate processes, and enhance data analytics. Buyers can expect increased efficiency and lower operational costs as companies leverage these advancements.

Focus on water reuse and recycling initiatives

Water reuse and recycling are becoming priorities for both municipal and industrial users. This trend addresses water scarcity and regulatory pressures, encouraging innovative technologies to treat and reclaim wastewater. Buyers investing in these solutions capitalize on sustainable practices and cost savings over time.

Emergence of smart water networks

Smart water networks incorporate advanced metering and data transmission technologies to enhance water distribution management. By adopting smart technologies, utilities can identify leaks, reduce losses, and optimize resource allocation. This trend empowers buyers to improve service reliability while minimizing waste.

Increased focus on energy efficiency

Energy efficiency is becoming a critical consideration in the design and operation of water and wastewater facilities. Companies are adopting energy-efficient technologies and practices to reduce operational costs and environmental impact. Buyers benefit from lower energy expenses and compliance with environmental standards.

Collaboration between public and private sectors

Public-private partnerships are gaining momentum in financing and managing water infrastructure projects. Such collaborations allow for shared expertise and resources, leading to improved project outcomes. Buyers can leverage these partnerships to access innovative solutions and enhance project financing options.

Regulatory changes drive innovation

Regulatory changes regarding water quality and environmental impact are prompting companies to innovate. Compliance requirements encourage the development of more effective treatment solutions and technologies. Buyers seeking to meet these regulations gain access to advanced products that enhance compliance.

Emerging contaminants drive new treatment technologies

Concerns over emerging contaminants in water supplies are spurring the development of advanced treatment technologies. Companies are focusing on solutions that can effectively remove pharmaceuticals and other pollutants. Buyers investing in these technologies enhance water safety and respond to consumer demands for cleaner water.

Resilience planning becomes essential for water infrastructure

Climate change and extreme weather events are highlighting the need for resilience in water infrastructure. Companies are prioritizing strategies that enhance system robustness against disruptions. Buyers investing in resilient infrastructure can ensure continued access to essential water services during adverse conditions.

Water and Wastewater Infrastructure Solutions Companies Profiled

1. AECOM

Founded: 1990

AECOM provides comprehensive infrastructure and environmental services across the globe. The company specializes in water and wastewater treatment, offering advanced engineering solutions and project management capabilities. AECOM emphasizes sustainability and innovative technology in its projects, supporting water utilities in enhancing operational efficiency and compliance with regulations.

2. GHD Group

Founded: 1928

GHD Group is an Australian company delivering engineering, architecture, environmental, and construction services globally. In the water sector, GHD focuses on sustainable water management and treatment solutions, helping clients optimize their water resources. The company is known for its collaborative approach and commitment to innovation, enabling tailored solutions for diverse challenges.

3. Gradiant Corporation

Founded: 2013

Gradiant Corporation specializes in advanced water treatment technologies and solutions, focusing on industrial wastewater and desalination. The company鈥檚 innovative approach includes the development of energy-efficient processes that improve the quality of treated water. Gradiant鈥檚 commitment to sustainability and technology positions it as a key player in the global water treatment industry.

4. Aquatech International LLC

Founded: 1989

Aquatech International LLC provides water treatment solutions for industrial and municipal clients worldwide. The company offers a range of services, including desalination, water reuse, and wastewater treatment. Aquatech focuses on delivering flexible and sustainable solutions, enabling customers to address their specific water challenges effectively.

5. Stantec Inc.

Founded: 1954

Stantec Inc. is a global engineering and design firm specializing in infrastructure and environmental solutions. In the water sector, Stantec provides services ranging from planning and design to construction management and operations. The company鈥檚 dedication to community engagement and sustainable practices ensures that its projects meet the evolving needs of clients.

6. WSP Global Inc.

Founded: 1959

WSP Global Inc. is a leading engineering consultancy providing services across various sectors, including water and wastewater management. The company focuses on innovative solutions to enhance water quality and infrastructure resilience. WSP鈥檚 global reach and diverse expertise enable it to address complex water challenges effectively and sustainably.

7. Jacobs Solutions Inc.

Founded: 1947

Jacobs Solutions Inc. is a major player in the water and wastewater industry, offering comprehensive engineering and consulting services. The company emphasizes sustainability and efficiency in its projects, facilitating innovative solutions for water treatment and resource management. Jacobs collaborates closely with clients to deliver tailored solutions that address specific needs.

8. AtkinsR茅alis Group Inc.

Founded: 1938

AtkinsR茅alis Group Inc. provides design, engineering, and project management services in the water sector. The company focuses on developing sustainable solutions to address water scarcity and quality challenges. AtkinsR茅alis leverages its global expertise to assist clients in optimizing their water infrastructure and enhancing operational resilience.

9. VA TECH WABAG LIMITED

Founded: 1995

VA TECH WABAG LIMITED is a global player in water treatment solutions, specializing in the design and construction of water and wastewater treatment plants. The company implements advanced technologies to ensure the delivery of safe and sustainable water solutions. Its commitment to innovation supports clients in addressing critical water challenges effectively.

10. Metito

Founded: 1963

Metito specializes in water treatment and management solutions across the Middle East, Africa, and Asia. The company provides innovative technologies for desalination, wastewater treatment, and water recycling. Metito鈥檚 focus on sustainable practices and customer-centric solutions positions it as a trusted partner for clients seeking efficient water management strategies.

11. Mott MacDonald Group Limited

Founded: 1902

Mott MacDonald Group Limited is an engineering and management consultancy with a strong focus on water and wastewater projects. The company provides end-to-end services, from feasibility studies to project delivery, ensuring that water infrastructure projects meet regulatory standards and sustainability goals. Mott MacDonald鈥檚 experienced team delivers innovative solutions tailored to client needs.

12. ACCIONA, S.A.

Founded: 1931

ACCIONA, S.A. is a leader in infrastructure and renewable energy solutions, offering comprehensive services in the water sector. The company specializes in water treatment facilities, desalination plants, and sanitation solutions. ACCIONA prioritizes sustainability and innovation, driving efforts to improve water access and quality globally.

13. IDE Technologies

Founded: 1965

IDE Technologies focuses on water desalination and treatment solutions, delivering state-of-the-art technologies for municipal and industrial clients. The company鈥檚 expertise in reverse osmosis and thermal desalination enables it to address critical water shortages effectively. IDE is committed to sustainable practices and continuously seeks to improve water management methodologies.

14. Veolia Water Technologies

Founded: 1853

Veolia Water Technologies specializes in water and wastewater treatment solutions, offering a wide range of services including design, implementation, and maintenance. The company emphasizes innovation and sustainability, striving to enhance water quality and efficiency for its clients. Veolia鈥檚 global presence allows it to address diverse water challenges across different regions.

15. Arcadis N.V.

Founded: 1888

Arcadis N.V. provides engineering and consultancy services in the water sector, focusing on sustainable solutions for water treatment and management. The company collaborates with clients to deliver tailored projects that enhance water infrastructure resilience. Arcadis鈥檚 commitment to sustainability ensures that its solutions address current and future water challenges effectively.

16. Tetra Tech, Inc.

Founded: 1966

Tetra Tech, Inc. specializes in consulting, engineering, and technical services for the water sector. The company offers innovative solutions for water treatment and resource management, focusing on efficiency and sustainability. Tetra Tech鈥檚 experienced team is dedicated to helping clients navigate complex water challenges through advanced technologies and practices.

17. SUEZ

Founded: 1858

SUEZ is a global leader in water and waste management solutions, providing comprehensive services across the water sector. The company focuses on sustainable water practices, including treatment, distribution, and recycling. SUEZ鈥檚 commitment to innovation ensures that it meets changing regulatory standards while enhancing water quality and access.

18. NanoH2O Co., Ltd.

Founded: 2005

NanoH2O Co., Ltd. specializes in advanced membrane technologies for water treatment. Its innovative products focus on enhancing desalination and wastewater treatment processes. NanoH2O鈥檚 commitment to sustainability drives its research and development efforts, positioning the company as a key player in the future of water treatment solutions.

19. DuPont Water Solutions

Founded: 1802

DuPont Water Solutions is a leading provider of water treatment technologies and solutions, including reverse osmosis membranes and specialty filtration products. The company focuses on addressing global water challenges through innovative and sustainable technologies. DuPont collaborates with clients to ensure effective solutions that enhance water quality and resource management.

20. Aqualia

Founded: 2000

Aqualia specializes in water supply and wastewater treatment services, operating in various regions worldwide. The company emphasizes efficiency and sustainability in its operations, ensuring that clients receive high-quality water solutions. Aqualia鈥檚 commitment to innovation supports the development of advanced technologies for managing water resources effectively.

21. Toray Industries, Inc.

Founded: 1926

Toray Industries, Inc. is known for its advanced membrane technologies used in water treatment processes. The company develops innovative solutions for desalination and wastewater treatment, focusing on environmental sustainability. Toray鈥檚 commitment to research and development drives its ability to deliver advanced technologies to the water sector.

22. Kurita Water Industries Ltd.

Founded: 1949

Kurita Water Industries Ltd. provides water treatment chemicals and equipment for various applications, including industrial water and wastewater treatment. The company emphasizes cost-effective and sustainable solutions, helping clients optimize their water usage and minimize environmental impact. Kurita鈥檚 expertise in water management supports clients in achieving their sustainability goals.

23. Xylem Inc.

Founded: 2011

Xylem Inc. focuses on water technology solutions, offering innovative products and services for water and wastewater management. The company鈥檚 commitment to sustainability drives its development of energy-efficient technologies that enhance water quality and accessibility. Xylem collaborates with various sectors to provide effective solutions for critical water challenges.

24. Black & Veatch

Founded: 1915

Black & Veatch delivers engineering, procurement, and construction services in the water sector, focusing on innovative solutions for water treatment and infrastructure projects. The company emphasizes sustainability and efficiency in its projects, helping clients navigate complex water challenges and enhance their operational capabilities.

25. GS Inima

Founded: 1983

GS Inima specializes in providing water treatment solutions and services, including design, construction, and operation of water and wastewater facilities. The company is committed to innovation and sustainability, delivering effective solutions that meet the needs of its clients while addressing environmental challenges.

Conclusion

The Water and Wastewater Infrastructure Solutions industry is evolving to meet the growing demands for sustainable practices and innovative technologies. Companies profiled here demonstrate a commitment to addressing water challenges through advanced solutions, ensuring improved access to clean water and efficient treatment processes. Collaboration, digital transformation, and regulatory compliance drive future developments in this sector.

By understanding the strengths and capabilities of these Water and Wastewater Infrastructure Solutions companies, stakeholders can better navigate the complexities of the industry and make informed decisions. As the sector continues to innovate, the potential for improved water management practices expands, providing opportunities for both suppliers and consumers.

Tags

Water InfrastructureWastewater ManagementWater TreatmentSustainable SolutionsEnvironmental Technology

About the Authors

UTKARSH KHIRODKAR

LEAD ANALYST

Utkarsh Khirodkar is a Lead Market Research Analyst at MetaStat Insight, specializing in market intelligence, technology sector assessments, and competitive strategy.

SNEHAL PASALKAR

SENIOR RESEARCH ANALYST

Biotechnology 路 Food and Beverages 路 Medical Devices 路 Packaging

Snehal Pasalkar is a Research Analyst at MetaStat Insight, operating at the intersection of life sciences research, competitive strategy, and market intelligence.

AMIT GADHEKAR

INDUSTRY CONSULTANT - CHEMICALS & ADVANCED MATERIALS

Chemicals and Materials 路 Machinery & Equipment 路 Packaging

Amit Gadhekar Consultant for Chemicals and Materials at MetaStat Insight, directing sector-specific intelligence, research, and strategic consulting across global chemical and processing markets.