Texas hosts a vibrant collection of water treatment companies that specialize in addressing both municipal and industrial water needs. This thriving industry tackles issues from wastewater management to innovative purification technologies aimed at enhancing environmental protection. Companies vary from well-established names with decades of experience to recent startups harnessing new technologies to combat water scarcity and pollution. Growing awareness of water sustainability means these firms are expected to incorporate more eco-friendly practices and innovative solutions, driving investments and advancements in the sector. As the urgency for clean water escalates, the industry’s importance is set to rise.

The list showcases 20 notable water treatment companies in Texas, ranging in size from small teams to firms employing hundreds. Headquarters span cities like Houston, Irving, and Fort Worth, sitting alongside a rich history of foundation years from 1919 to 2022. This diverse group covers specializations from commercial and residential filtration systems to sophisticated wastewater treatment and recycling solutions, providing critical services in water management.

Continue reading to learn about the top water treatment companies in Texas.

Top 20 Water Treatment Companies in Texas

1. Chem-Aqua, Inc.

• Website: chemaqua.com
• Ownership type: Private
• Headquarters: Irving, Texas, United States (USA)
• Employee distribution: United States (USA) 76%, Canada 15%, Mexico 2%, Other 7%
• Founded year: 1919
• Headcount: 501-1000
• LinkedIn: chem-aqua

Chem-Aqua, Inc. is a water treatment company based in Irving, Texas, with a history dating back to 1919. The company specializes in providing custom-designed solutions for industrial water systems, focusing on areas such as boiler, cooling, and wastewater treatment. With a workforce of approximately 881 employees, Chem-Aqua operates primarily in the United States, with a presence in Canada and Mexico. Their services include comprehensive water treatment programs, risk management, and specialty cleaning solutions tailored to various industries, including healthcare, manufacturing, and hospitality. Chem-Aqua emphasizes a Total Systems Approach to water management, which integrates products, equipment, and services to enhance system efficiency and reduce operational costs. The company is also committed to sustainable practices, aiming to minimize environmental impact while ensuring safe and reliable water system operations. As a subsidiary of NCH Corporation, Chem-Aqua benefits from a robust support structure and access to advanced research and development resources, allowing them to innovate continuously in the water treatment space.

2. Envirogen Technologies, Inc.

• Website: envirogen.com
• Ownership type: Private Equity
• Headquarters: Houston, Texas, United States (USA)
• Employee distribution: United States (USA) 97%, United Kingdom (UK) 3%
• Latest funding: August 2016
• Founded year: 2009
• Headcount: 51-200
• LinkedIn: envirogen-technologies-inc.

Envirogen Technologies, Inc., based in Houston, Texas, is a water treatment company that specializes in environmental technology and process solutions. Founded in 2009, the company has built a reputation for providing a wide array of services and products aimed at water and wastewater treatment. Their offerings include operations and maintenance services, ion exchange resin regeneration, and various filtration technologies. Envirogen serves multiple sectors, including mining, power generation, and food and beverage, demonstrating their capability to handle diverse water treatment needs. With a strong emphasis on meeting regulatory standards, they have successfully implemented over 100 installations across North America. Their engineering expertise allows them to design and deliver tailored solutions that address specific contaminant challenges, making them a reliable partner in the water treatment industry.

3. Water Standard

• Website: waterstandard.com
• Ownership type: Private
• Headquarters: Houston, Texas, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2008
• Headcount: 11-50
• LinkedIn: water-standard

Water Standard, founded in 2008 and based in Houston, Texas, specializes in water treatment solutions tailored for the energy industry. The company offers a range of services including shale water treatment, produced water treatment, and enhanced oil recovery (EOR). Their innovative technologies and methodologies are designed to help energy companies manage water resources effectively, addressing challenges associated with oil and gas extraction. Water Standard has installed over 3,000 units across 35 countries, showcasing their operational reach and expertise. They also provide consulting, water testing, and system evaluations, ensuring that clients receive comprehensive support for their water management needs. The company is committed to environmentally responsible practices, aiming to maximize the value of water while minimizing ecological impact.

4. WaterTech

• Website: watertech.com
• Ownership type: Private
• Headquarters: Flower Mound, Texas, United States (USA)
• Employee distribution: United States (USA) 72%, Angola 28%
• Founded year: 1987
• Headcount: 11-50
• LinkedIn: watertech-industries

WaterTech, based in Flower Mound, Texas, is a privately owned water treatment company that has been operational since 1987. Specializing in filtration and conditioning systems, WaterTech caters to both residential and commercial markets. The company offers a range of products designed to enhance water quality, tackling issues such as hardness, contaminants, and overall safety. Their product lineup includes advanced systems like the Reionator, which addresses multiple water quality challenges. WaterTech operates through a network of authorized dealers, ensuring that customers receive reliable service and support. The company prides itself on its American-made products and has a team of WQA certified staff dedicated to training and supporting its dealer network. With a focus on innovation and quality, WaterTech continues to be a significant player in the water treatment industry.

5. Hydrozonix LLC

• Website: hydrozonix.com
• Ownership type: Private
• Headquarters: Odessa, Texas, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2011
• Headcount: 51-200
• LinkedIn: hydrozonix-llc

Hydrozonix LLC, based in Odessa, Texas, is a water management company that specializes in providing water treatment and recycling services primarily for the oil and gas sector. Established in 2011, Hydrozonix has carved out a niche by offering innovative solutions that enhance water quality and reduce operational costs throughout the frac water cycle. The company employs advanced technologies, including ozone-based treatment systems, to effectively manage produced and flowback water. Their services include mobile on-the-fly treatment, which allows for real-time water quality management during hydraulic fracturing operations. Hydrozonix has built a reputation for delivering reliable and efficient water management solutions, serving both major and independent operators across the United States. The company’s commitment to safety and environmental stewardship is evident in its approach to minimizing chemical use and optimizing water reuse.

6. VVater

• Website: vvater.com
• Ownership type: Venture Capital
• Headquarters: West Lake Hills, Texas, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: $5.8M, November 2024
• Founded year: 2022
• Headcount: 201-500
• LinkedIn: clearwatertechnologies

VVater, based in West Lake Hills, Texas, is a water treatment company that specializes in innovative solutions tailored for various sectors, including municipal, commercial, and environmental. Founded in 2022, VVater aims to tackle pressing global issues related to water scarcity and contamination through its advanced technologies. The company offers a range of services, such as municipal wastewater treatment, ultrapure water production, and mobile water purification units. With a mission to ensure sustainable access to clean water, VVater is committed to eco-friendly practices and has developed systems that operate without chemicals, biologicals, or membranes. The company has attracted venture capital funding, amounting to over $5.7 million, which underscores its potential for growth and relevance in the water treatment industry.

7. Wets

• Website: wetsllc.com
• Ownership type: Private
• Headquarters: Houston, Texas, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1976
• Headcount: 1-10
• LinkedIn: wetsllc

WETS LLC, based in Houston, Texas, has been a significant player in the water treatment industry since its founding in 1976. The company specializes in providing tailored solutions for municipalities, utility districts, and industrial clients, focusing on innovative technologies to tackle water quality issues. WETS offers a wide array of products and services, including aeration systems, filtration units, and engineering solutions. Their proprietary Water Aeration Filtration Unit (WAFU)® exemplifies their commitment to efficiency and effectiveness in water treatment. With a team of professional engineers, WETS engages in project development, pilot studies, and maintenance services, ensuring that their systems are designed for long-term reliability. Their extensive experience and proactive approach to water treatment challenges position them as a relevant and capable entity in the industry.

8. Hartwell Environmental Corp

• Website: hartwellenv.com
• Ownership type: Corporate
• Headquarters: Tomball, Texas, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: September 2024
• Founded year: 1997
• Headcount: 11-50
• LinkedIn: hartwell-environmental-corp

Hartwell Environmental Corp, founded in 1997 and based in Tomball, Texas, specializes in water and wastewater treatment solutions. The company manufactures and distributes equipment tailored for municipal and industrial clients, ensuring compliance with environmental standards. With a workforce of around 31 employees, Hartwell operates multiple branch offices in Houston, Austin, Arlington, and Tulsa, allowing them to effectively serve the Texas and Oklahoma markets. Their services include maintenance, system evaluations, and the provision of parts for various manufacturers, showcasing their commitment to customer support. Hartwell Environmental represents a range of manufacturers, providing advanced technology in water treatment processes such as flocculation, sedimentation, filtration, and disinfection. Their extensive inventory of parts and factory-trained technicians ensure quick service and repairs, further enhancing their operational efficiency.

9. Water Resources Co

• Website: waterresourcesco.com
• Ownership type: Private
• Headquarters: San Antonio, Texas, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1994
• Headcount: 11-50
• LinkedIn: water-resources-co

Water Resources Co, based in San Antonio, Texas, has been operational since 1994, specializing in water treatment solutions. The company focuses on providing water purification systems and consulting services tailored to the needs of various industries, including electronics and pharmaceuticals. With a team that boasts over 15 years of experience in the water treatment sector, Water Resources Co emphasizes engineering design and project consulting. Their services include project evaluations, system design, pilot studies, and equipment installations. The company has worked on notable projects, such as seawater desalination systems for the U.S. Space Force and a reverse osmosis system for Leprino Foods Company. Their expertise extends to laboratory water purification systems, and they are recognized for their ability to solve complex water treatment challenges. The leadership, particularly the CEO Bill Herrera, is well-regarded in the industry, having contributed to various technical publications and served as a consultant for several water purification organizations.

10. Xri

• Website: xriwater.com
• Ownership type: Corporate
• Headquarters: Houston, Texas, United States (USA)
• Employee distribution: United States (USA) 94%, Canada 6%
• Latest funding: April 2019
• Founded year: 2013
• Headcount: 201-500
• LinkedIn: xriresources

XRI Holdings, LLC, established in 2013 and based in Houston, Texas, is a water management company that specializes in the recycling and treatment of produced water for the oil and gas industry. The company operates a network of recycling facilities and pipelines, managing over 1.2 million barrels of water daily. XRI focuses on providing sustainable solutions that conserve fresh water resources while effectively managing wastewater. Their clientele primarily consists of oil and gas companies that depend on XRI's expertise to meet their water management requirements. XRI has also been recognized for its commitment to environmental, social, and corporate governance (ESG), winning awards for its sustainability efforts. The company has made significant strides in reducing the industry's reliance on potable water sources, positioning itself as a key player in the water treatment sector.

11. Bosque Systems, LLC

• Website: bosquesystems.com
• Ownership type: Private
• Headquarters: Fort Worth, Texas, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2007
• Headcount: 51-200
• LinkedIn: bosque-systems

Bosque Systems, LLC, founded in 2007 and based in Fort Worth, Texas, is a private company that specializes in water management solutions tailored for the oil and gas industry. The company offers a range of services including water treatment, reuse, and saltwater disposal, helping operators manage their water resources effectively. Bosque Systems employs a consultative approach, working closely with clients to develop customized solutions that meet specific operational needs. Their innovative technologies, such as the DIONIX system for real-time water treatment, demonstrate their commitment to enhancing productivity while minimizing environmental impact. With a workforce of approximately 150 employees, Bosque Systems has established a significant presence in major oil and gas plays, including the Barnett Shale, Bakken, and Eagle Ford regions. The company has also expanded its service offerings to include pressure pumping and infrastructure development, further solidifying its role as a comprehensive water management provider in the industry.

12. Clearstream Wastewater Systems, Inc.

• Website: clearstreamsystems.com
• Ownership type: Private
• Headquarters: Lumberton, Texas, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1986
• Headcount: 51-200
• LinkedIn: clearstream-wastewater-systems-inc.

Clearstream Wastewater Systems, Inc., based in Lumberton, Texas, has been a significant player in the wastewater treatment industry since its inception in 1986. The company specializes in providing efficient sewage treatment systems tailored for both residential and commercial needs. Their product lineup includes various models of fiberglass and concrete wastewater systems, designed to meet stringent environmental regulations. Clearstream's systems utilize advanced aeration and clarification processes to convert incoming sewage into clear, odorless, and stable water, consistently exceeding EPA discharge requirements. The company prides itself on its customer service, offering maintenance and technical support to ensure optimal system performance. With a focus on quality and reliability, Clearstream has built a reputation for delivering durable and low-maintenance wastewater solutions, making it a trusted choice for homeowners, builders, and contractors alike.

13. TruClear Water Solutions, Inc.

• Website: truclearwater.com
• Ownership type: Private
• Headquarters: Abilene, Texas, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2017
• Headcount: 11-50
• LinkedIn: truclearwater

TruClear Water Solutions, Inc., based in Abilene, Texas, specializes in the treatment of contaminated water using advanced, chemical-free technologies. Founded in 2017, the company has made significant strides in addressing the global water crisis by providing eco-friendly solutions that meet regulatory standards. TruClear's proprietary Advanced Molecular Oxidation technology allows for on-site treatment of water without the use of harmful chemicals, making it a cost-effective and environmentally friendly option for various industries. They serve sectors such as oil and gas, municipal services, and food production, focusing on innovation and sustainability. With a mission to revolutionize water purification, TruClear has cleaned over 3 billion gallons of water since its inception, showcasing its operational capabilities and commitment to improving water quality. The company operates entirely within the United States and is dedicated to creating financial and environmental benefits for its clients.

14. ORION Water Solutions, LLC

• Website: orionwatersolutions.com
• Ownership type: Corporate
• Headquarters: Austin, Texas, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: March 2025
• Founded year: 2016
• Headcount: 51-200
• LinkedIn: orion-water-solutions-llc

ORION Water Solutions, LLC, based in Austin, Texas, specializes in innovative wastewater management solutions. Founded in 2016, the company serves municipalities, industries, and residential communities, emphasizing sustainability and adherence to environmental regulations. Their offerings include engineering services, remote monitoring, and a variety of treatment systems designed to optimize water resource management. With a team boasting over 200 years of combined experience, ORION has treated more than 30 billion gallons of water and wastewater, significantly contributing to environmental preservation. Their commitment to reducing freshwater demand and minimizing waste through advanced technologies positions them as a responsible player in the water treatment sector. ORION's focus on safety and quality further enhances their reputation, making them a noteworthy entity in the industry.

15. ProSep

• Website: prosep.com
• Ownership type: Corporate
• Headquarters: Houston, Texas, United States (USA)
• Latest funding: October 2013
• Founded year: 2005
• Headcount: 11-50
• LinkedIn: prosep-inc-

ProSep, founded in 2005 and based in Houston, Texas, is a company that specializes in separation solutions for the oil and gas industry. With a workforce of approximately 58 employees, ProSep focuses on innovative technologies that enhance operational efficiency and reduce costs for its clients. Their product offerings include advanced mixing technologies and produced water treatment solutions, which are crucial for managing the byproducts of oil and gas extraction. ProSep's proprietary technologies, such as the TORR™ and CTour™ processes, are designed to treat challenging effluent streams, effectively removing harmful contaminants while minimizing chemical usage. The company serves various sectors, including upstream, midstream, LNG, and downstream operations, demonstrating its commitment to sustainability and efficiency in water treatment. ProSep has not reported any recent funding, indicating a stable operational model since its inception.

16. Voltea

• Website: voltea.com
• Ownership type: Venture Capital
• Headquarters: Farmers Branch, Texas, United States (USA)
• Employee distribution: United States (USA) 80%, Netherlands 20%
• Latest funding: Other (Debt), November 2020
• Founded year: 2006
• Headcount: 11-50
• LinkedIn: voltea

Voltea, founded in 2006 and based in Farmers Branch, Texas, is a water treatment company that focuses on innovative purification solutions using its proprietary Capacitive Deionization (CapDI) technology. This technology allows for effective water treatment without the use of salts or chemicals, making it an environmentally friendly alternative to traditional methods. Voltea serves both residential and commercial sectors, providing tailored systems that improve water quality while minimizing environmental impact. The company has established a presence in over 40 countries and has been recognized with several awards for its technological advancements. Voltea's commitment to sustainability and efficiency positions it as a notable player in the water treatment industry.

17. Ecolo-Systems USA

• Website: ecolo-systems.com
• Ownership type: Private
• Headquarters: The Woodlands, Texas, United States (USA)
• Founded year: 1987
• Headcount: 1-10
• LinkedIn: ecolo-systems-usa

Ecolo-Systems USA, part of Grupo Ecolo-Systems, is a Texas-based company that has been active in the water treatment industry since 1987. The firm specializes in sustainable solutions for wastewater management and water reuse, catering to a variety of sectors such as real estate, hospitality, and municipalities. They provide comprehensive services that include the design, installation, and operation of treatment plants. Ecolo-Systems is recognized for its proprietary technology, which has been proven reliable in treating various types of water, including black water, gray water, and even seawater. The company emphasizes reducing water consumption and minimizing environmental impact through innovative approaches. Their extensive experience is highlighted by the installation of over 600 operational systems, reflecting their capability to handle projects of varying scales. Ecolo-Systems also offers training for personnel to ensure effective operation and maintenance of their systems, further solidifying their role in the industry.

18. Hydrotech Solutions, LLC

• Website: hydrotech.solutions
• Ownership type: Private
• Headquarters: The Woodlands, Texas, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2015
• Headcount: 11-50
• LinkedIn: hydrotech-solutions-llc

Hydrotech Solutions, LLC, based in The Woodlands, Texas, is a water treatment company that specializes in innovative water management technologies and energy conservation services. Established in 2015, the firm serves commercial, industrial, and government sectors, helping clients optimize their water usage and reduce operational costs. Their offerings include advanced solutions for cooling towers and steam boilers, focusing on maximizing efficiency while minimizing environmental impact. The company employs a consultative approach, providing a Total Water Management program that integrates data analytics for continuous improvement. Hydrotech Solutions is committed to sustainability, aiming to conserve significant volumes of water annually while delivering measurable cost savings to its clients. Their expertise in electronic water conditioning and filtration further underscores their role in the industry, as they strive to enhance water quality and operational efficiency.

19. Sanford Water Works

• Website: sanfordwaterworks.com
• Ownership type: Family Owned
• Headquarters: Uvalde, Texas, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1969
• Headcount: 11-50
• LinkedIn: sanford-water-works

Sanford Water Works, established in 1969, is a family-owned water treatment and irrigation service company based in Uvalde, Texas. The firm specializes in providing solutions that enhance water quality for both residential and commercial customers. Their service offerings include water well services, pumps and water storage, reverse osmosis systems, and PFAS removal, among others. Additionally, they provide irrigation services, ensuring efficient landscape management. With a focus on customer satisfaction and a commitment to using the latest technology in water treatment, Sanford Water Works has built a reputation for reliability and expertise in the Southwest Texas region. The company is licensed by the Texas Commission on Environmental Quality, which underscores its adherence to industry standards and regulations. Their mission is to ensure access to clean and safe water, reflecting their dedication to the community they serve.

20. Griffin Dewatering

• Website: griffindewatering.com
• Ownership type: Private Equity
• Headquarters: Houston, Texas, United States (USA)
• Latest funding: December 2020
• Founded year: 1934
• Headcount: 51-200
• LinkedIn: griffin-dewatering

Griffin Dewatering, founded in 1934, is a fluid management company based in Houston, Texas. The firm specializes in providing comprehensive dewatering and water treatment solutions, primarily serving the construction, environmental remediation, and industrial sectors. Griffin offers a range of rental products, including pumps and water treatment equipment such as filtration pods, carbon vessels, and oil-water separators. Their services extend beyond equipment rental; they also provide project management, operations and maintenance, and pre-construction services. This multifaceted approach ensures that clients can rely on Griffin for both equipment and expertise, facilitating smooth project execution while adhering to regulatory standards.

Water Treatment Insights: Key Companies in Texas

Want to Find More Water Treatment Companies?

With Inven you'll also get to know the company's:

• Detailed Ownership: Who owns the company? Is it a public or private company? What is the ownership structure?
• Contact data: Who are the founders and CEO's? What are their emails and phone numbers?
• Financials: How do these companies perform financially? What are their revenues and profit margins?

...and a lot more!