Water treatment companies in North Carolina focus on solutions for purifying and recycling water across various sectors. This industry includes manufacturers, service providers, and engineering firms that tackle challenges in wastewater management, filtration systems, and environmental compliance. With growing concerns about water pollution and resource scarcity, companies are innovating technologies to improve efficiency and sustainability. The push for regulatory compliance has driven advancements, making the sector more essential as municipalities and industries seek to ensure safe water access and responsible management. As climate change impacts water availability, proactive measures within this industry are increasingly critical.


The listed companies range from small teams of under ten to larger firms with over 200 employees, showcasing a wide spectrum of operational scales. Located across cities like Denver, Graham, and Charlotte, these companies each offer unique services. Established between 1908 and 2018, they illustrate significant industry experience and advancement. Specializations encompass high purity systems, wastewater management, engineering solutions, and innovative technologies. This blend of legacy and modern practices fuels a competitive atmosphere that caters to both municipal needs and industrial applications.


Continue reading to explore North Carolina's top water treatment companies.


Top 21 Water Treatment Companies in North Carolina


1. HUBER Technology US

  • Website: huber-technology.com
  • Ownership type: Family Owned
  • Headquarters: Denver, North Carolina, United States (USA)
  • Employee distribution: United States (USA) 70%, United Kingdom (UK) 6%, Germany 5%, Other 20%
  • Founded year: 1999
  • Headcount: 201-500
  • LinkedIn: huber-technology

HUBER Technology US, based in Denver, North Carolina, is a manufacturer dedicated to water and wastewater treatment solutions. Founded in 1999, the company has established itself as a key player in the industry, providing a wide array of products such as screens, grit separation systems, and sludge treatment technologies. These products serve both municipal and industrial customers, highlighting HUBER's adaptability to various market needs. The company emphasizes innovation and efficiency, aiming to assist clients in managing water resources sustainably. With a workforce of approximately 235 employees and a global footprint that includes operations in the UK, Germany, and Chile, HUBER Technology US is well-positioned to address the challenges of water treatment. Their commitment to quality and customer service is evident in their extensive support network and lifecycle service offerings, ensuring that clients receive ongoing assistance throughout the lifespan of their equipment.


2. Pureflow, Inc.

  • Website: pureflowinc.com
  • Ownership type: Private Equity
  • Headquarters: Graham, North Carolina, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Latest funding: April 2015
  • Founded year: 1985
  • Headcount: 51-200
  • LinkedIn: pureflowinc

Pureflow, Inc. is a water treatment company based in Graham, North Carolina, specializing in high purity water systems and services. Established in 1985, Pureflow has built a reputation for providing tailored solutions to industries that require stringent water quality standards, such as pharmaceuticals, semiconductor manufacturing, and food and beverage processing. The company offers a comprehensive range of services, including system design, installation, maintenance, and training, ensuring that clients receive the support they need to meet their specific water treatment requirements. With a dedicated team of approximately 109 employees, Pureflow operates across multiple locations in the United States, enhancing its ability to serve clients nationwide. Their project portfolio includes significant installations, such as reverse osmosis systems for power plants and mobile filtration units for industrial applications, demonstrating their capability to address complex water purification challenges. Pureflow's commitment to quality and customer service is evident in their 24/7 emergency support, which provides clients with peace of mind in critical situations.


3. Heyward Incorporated

  • Website: heyward.net
  • Ownership type: Private
  • Headquarters: Charlotte, North Carolina, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1908
  • Headcount: 11-50
  • LinkedIn: heyward-incorporated

Heyward Incorporated, established in 1908, is based in Charlotte, North Carolina. The company specializes in water and wastewater treatment and management, offering a range of services that include custom control systems, project management, and technical support. They cater to both municipalities and industrial clients, ensuring that their solutions are tailored to meet specific needs. With a workforce that includes 12 degreed engineers, six of whom are licensed professionals, Heyward emphasizes the importance of expertise in delivering effective water treatment solutions. The company has built a reputation for reliability and customer focus, actively participating in industry organizations such as the Water Environment Association of South Carolina and the American Society of Civil Engineers. Their commitment to quality service and technical support makes them a notable player in the water treatment industry.


4. Kinetico Advanced Water Systems


Kinetico Advanced Water Systems, founded in 1984 and based in Garner, North Carolina, is a private company dedicated to improving water quality for both residential and commercial clients. They provide a variety of solutions, including water filtration, purification, and softening systems, tailored to meet specific customer needs. The company operates through local offices across several states, ensuring that they deliver personalized service and expert water analysis. Kinetico is particularly noted for its scientific approach to water treatment, led by an in-house Ph.D. scientist, which underscores their commitment to effective and reliable solutions. Their focus on addressing pressing water quality issues, such as hard water and emerging contaminants, positions them as a relevant player in the water treatment industry.


5. Southeastern Laboratories, Inc.


Southeastern Laboratories, Inc. (SEL), based in Goldsboro, North Carolina, has been a significant player in the water treatment industry since its inception in 1973. The company specializes in providing tailored solutions for boiler, cooling, and wastewater treatment, catering to a wide array of clients from industrial to governmental sectors. SEL emphasizes enhancing water efficiency and ensuring compliance with environmental standards through its specialized programs and consulting services. A notable innovation from SEL is their ProMoss™ program, which utilizes all-natural, plant-based solutions to address modern water treatment challenges. This approach not only promotes sustainability but also positions SEL as a forward-thinking entity in the industry. The company prides itself on its team of highly qualified professionals, many of whom have extensive experience and certifications in water treatment, ensuring that they deliver effective and reliable services to their clients.


6. Hydro

  • Website: hydroservice.com
  • Ownership type: Private
  • Headquarters: Durham, North Carolina, United States (USA)
  • Employee distribution: United States (USA) 96%, Algeria 4%
  • Founded year: 1967
  • Headcount: 51-200
  • LinkedIn: hydro-service-and-supplies

Hydro Service & Supplies, based in Durham, North Carolina, has been a key player in the water treatment industry since its founding in 1967. The company specializes in high purity water systems, catering to critical sectors such as Life Sciences, Microelectronics, and Healthcare. Hydro designs, fabricates, installs, and services a range of systems, including pretreatment and filtration skids, reverse osmosis systems, and wastewater recovery solutions. Their commitment to quality is evident in their use of advanced materials and technologies, ensuring compliance with stringent industry standards. Hydro also offers extensive support services, including project management, maintenance, and training, which enhance their value proposition to clients. With a dedicated team of professionals and a focus on innovation, Hydro continues to adapt to the evolving needs of the water treatment market.


7. Nuvoda

  • Website: nuvodaus.com
  • Ownership type: Private
  • Headquarters: Raleigh, North Carolina, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 2006
  • Headcount: 11-50
  • LinkedIn: nuvodaus

Nuvoda, founded in 2006 and based in Raleigh, North Carolina, is a private company dedicated to transforming wastewater treatment through innovative technologies. The company specializes in water reuse and biological nutrient removal, primarily serving municipalities and wastewater treatment facilities. Nuvoda's flagship offering is the Mobile Organic Biofilm (MOB) technology, which enhances treatment capacity, improves settleability, and optimizes nutrient removal processes. This technology utilizes a unique, renewable plant-based medium that supports robust microbial communities, making it effective in various operational conditions. Nuvoda has also engaged in partnerships to further develop its technologies, demonstrating a commitment to research and practical application in the field. Their focus on sustainability and efficiency aligns with current industry trends, making them a notable player in the water treatment sector.


8. Anua

  • Website: anua-us.com
  • Ownership type: Private
  • Headquarters: Greensboro, North Carolina, United States (USA)
  • Employee distribution: United States (USA) 89%, United Kingdom (UK) 11%
  • Founded year: 1993
  • Headcount: 11-50
  • LinkedIn: anua

Anua, based in Greensboro, North Carolina, is an environmental solutions provider specializing in clean water and clean air technologies. Founded in 1993, the company focuses on innovative products for wastewater treatment and odor control, catering to a variety of clients including residential, commercial, and municipal sectors. Anua's product lineup includes systems like Puraflo, AeroCell, and BioCoir, which are designed to maximize treatment efficiency and sustainability. The company prides itself on its commitment to environmental responsibility, offering solutions that integrate seamlessly with natural ecosystems. Anua's team is dedicated to providing comprehensive support, including design, engineering, and maintenance services, ensuring that their clients can effectively tackle complex environmental challenges. Their approach combines technology and collaboration to foster a sustainable future.


9. Pentair Water Pool and Spa, Inc.

  • Website: pentairpool.com
  • Ownership type: Private
  • Headquarters: Sanford, North Carolina, United States (USA)
  • Employee distribution: United States (USA) 92%, India 8%
  • Founded year: 1971
  • Headcount: 51-200
  • LinkedIn: pentair-water-pool-and-spa-inc.

Pentair Water Pool and Spa, Inc., founded in 1971 and based in Sanford, North Carolina, is a private company that specializes in water solutions. With a workforce of around 65 employees, Pentair provides innovative products aimed at both residential and commercial water management. Their extensive product range includes pool and spa equipment, water filtration systems, and various types of pumps. The company serves a broad customer base, including homeowners and businesses, all seeking efficient and sustainable water solutions. Pentair is also committed to sustainability, as evidenced by their initiatives and projects aimed at improving water quality and accessibility. Their focus on smart, sustainable water solutions reflects a growing trend in the industry, making them a relevant player in the water treatment market.


10. Entex Technologies Inc.

  • Website: entexinc.com
  • Ownership type: Corporate
  • Headquarters: Chapel Hill, North Carolina, United States (USA)
  • Employee distribution: United States (USA) 86%, Algeria 14%
  • Latest funding: September 2017
  • Founded year: 2004
  • Headcount: 11-50
  • LinkedIn: entex-technologies-inc.

Entex Technologies Inc., based in Chapel Hill, North Carolina, is a company dedicated to providing advanced wastewater treatment solutions. Founded in 2004, Entex has carved out a niche in the industry by offering a range of products that include biological systems, aeration systems, and packaged plants. Their clientele spans municipal and industrial sectors, where they help facilities comply with stringent regulations and enhance their operational performance. With a team boasting over 100 years of combined experience, Entex has successfully completed more than 750 installations, showcasing their expertise in addressing complex wastewater challenges. Their innovative technologies, such as the Webitat and WavTex systems, are designed to optimize treatment processes while minimizing costs. Entex's commitment to engineering clean water solutions positions them as a significant player in the wastewater treatment industry.


11. Polytec, Inc.

  • Website: polytecinc.net
  • Ownership type: Private
  • Headquarters: Mooresville, North Carolina, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1994
  • Headcount: 51-200
  • LinkedIn: polytecinc

Polytec, Inc., founded in 1994 and headquartered in Mooresville, North Carolina, specializes in water treatment solutions for industrial and municipal clients. The company offers a comprehensive suite of services, including chemical programs, equipment manufacturing, and automation solutions. With a focus on compliance and efficiency, Polytec helps clients meet their water treatment needs through innovative and customized programs. They operate four manufacturing facilities across the United States, ensuring quick delivery and reliable service. Their product range includes various polymers, acids, and specialized bacteria for wastewater treatment, demonstrating their commitment to addressing the specific challenges faced by their customers. Polytec's dedication to quality is underscored by their adherence to ISO 9001 standards in manufacturing, ensuring consistent product quality. The company has built a strong network for chemical distribution and transportation, further enhancing their service delivery.


12. Brita PRO Whole Home Custom Filters


Brita PRO Whole Home Custom Filters, based in Hickory, North Carolina, is a private company that specializes in providing whole-home water filtration systems and water softeners. Established in 2017, Brita PRO aims to enhance water quality for households, ensuring that families have access to safe and clean water for various uses. The company offers tailored solutions to meet the specific needs of consumers, including independent water testing services to identify impurities in household water. Their product range includes advanced filtration systems designed to remove contaminants such as lead, iron, and chloramines, as well as water softeners to improve water quality. Brita PRO operates under the recognized Brita brand, which is synonymous with water filtration, further solidifying its position in the industry. The company has not reported any funding, indicating a self-sustained growth model since its inception.


13. NALA Membranes

  • Website: nalamembranes.com
  • Ownership type: Venture Capital
  • Headquarters: Morrisville, North Carolina, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Latest funding: Other (Debt), $1.2M, February 2024
  • Founded year: 2018
  • Headcount: 1-10
  • LinkedIn: nala-systems-inc

NALA Membranes, founded in 2018 and based in Morrisville, North Carolina, is a water treatment technology company that specializes in chlorine durable reverse osmosis membranes. The company was established by Judy Riffle and Sue Mecham, who aimed to create a new generation of membranes that effectively combat biofouling while enhancing water purification processes. NALA's innovative membranes are designed to operate efficiently in various water treatment applications, significantly reducing operational costs and complexity. The company has received substantial venture capital funding, including a recent $1.2 million round in February 2024, which underscores investor confidence in their technology. NALA also has a subsidiary in Singapore, positioning itself within a global network of water innovators. Their commitment to sustainability aligns with the United Nations' Sustainable Development Goals, particularly in promoting clean water access. NALA Membranes is actively engaged in addressing the global water crisis by providing advanced solutions that improve the efficiency and sustainability of water treatment systems.


14. CITI, Inc.

  • Website: citi-inc.com
  • Ownership type: Private
  • Headquarters: Charlotte, North Carolina, United States (USA)
  • Employee distribution: United States (USA) 93%, Colombia 7%
  • Founded year: 1998
  • Headcount: 51-200
  • LinkedIn: citi-llc

CITI, Inc., founded in 1998 and based in Charlotte, North Carolina, is a private service company with a workforce of approximately 51-200 employees. The company specializes in engineering and automation solutions tailored for water and wastewater management, telecommunications, and various industrial applications. CITI, Inc. primarily serves municipalities and businesses, offering a range of services that include system design, installation, and maintenance. Their expertise in water and wastewater projects is notable, as they have developed and implemented control systems for various aspects of water treatment, distribution, and collection. This includes advanced technologies such as SCADA systems and PLC programming, which are critical for modern water management. CITI, Inc. also engages in projects that optimize plant efficiency and reduce operational costs, showcasing their commitment to enhancing the water treatment process.


15. Jim Myers & Sons, Inc. (JMS)

  • Website: jmsequipment.com
  • Ownership type: Family Owned
  • Headquarters: Charlotte, North Carolina, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1962
  • Headcount: 51-200
  • LinkedIn: jim-myers-%26-sons-inc-jms-

Jim Myers & Sons, Inc. (JMS) is an environmental equipment manufacturer based in Charlotte, North Carolina. Founded in 1962, the company has built a reputation for providing specialized solutions in water and wastewater treatment. JMS designs and manufactures a range of products, including conveyors, storage systems, and treatment equipment, which are essential for environmental equipment operators and consulting engineers. Their offerings are tailored to help clients meet stringent regulatory requirements while optimizing operational efficiency. Over the years, JMS has expanded its product line and capabilities, achieving significant milestones such as international sales and large-scale projects, including the largest plate settler project in the world. The company remains committed to innovation and quality, ensuring that clean water is accessible and sustainable for future generations.


16. ClearWater, Inc.

  • Website: clearwaterinc.net
  • Ownership type: Corporate
  • Headquarters: Hickory, North Carolina, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Latest funding: January 2021
  • Founded year: 2009
  • Headcount: 11-50
  • LinkedIn: clearwater-inc-

ClearWater, Inc., founded in 2009 and based in Hickory, North Carolina, operates as a manufacturer's representative in the municipal and industrial water and wastewater markets. With a workforce of approximately 49 employees, the company has established itself as a reliable partner for municipal and industrial plant owners, as well as engineering firms. ClearWater offers a comprehensive range of products and services, including pumps, process equipment, and instrumentation, tailored to meet the specific needs of water treatment facilities. Their expertise spans the entire process, from system design to operational support, ensuring that clients receive effective and compliant water management solutions. The company serves a four-state region, including the Carolinas, Virginia, and Maryland, and prides itself on maintaining strong relationships with engineering design firms and construction contractors. ClearWater's dedication to customer service is evident in their proactive approach to support and maintenance, making them a valuable player in the water treatment industry.


17. Tencarva Machinery Company

  • Website: tencarva.com
  • Ownership type: Private Equity
  • Headquarters: Greensboro, North Carolina, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Latest funding: November 2021
  • Founded year: 1978
  • Headcount: 201-500
  • LinkedIn: tencarva-machinery

Tencarva Machinery Company, founded in 1978 and based in Greensboro, North Carolina, is an industrial equipment supplier that focuses on integrated solutions for liquid handling and water treatment. With a workforce of approximately 287 employees, the company serves a wide range of industrial and municipal customers. Tencarva offers an array of products and services, including pumping equipment, custom fabrication, and emergency repair services. Their operations extend across several states in the Southeastern United States, allowing them to cater to a broad client base. Tencarva is recognized for its expertise in water and wastewater treatment, providing essential equipment and support to ensure compliance with discharge regulations. Their commitment to quality and customer service positions them as a reliable partner in the water treatment industry.


18. Controlled Release Technologies Inc.


Controlled Release Technologies Inc., founded in 1985 and based in Shelby, North Carolina, is a family-owned manufacturer dedicated to producing innovative water treatment and HVAC-R maintenance solutions. The company focuses on creating time-release products that address common challenges in industrial settings, such as preventing buildup, scale, and odors in water systems. Their offerings include specialized treatments for drains, evaporative coolers, and HVAC systems, catering to industries like food processing, beverage production, and farming. With a commitment to quality and customer support, Controlled Release Technologies has established itself as a reliable partner for businesses looking to enhance operational efficiency and maintain cleanliness in their water systems.


19. Municipal Engineering, Inc.

  • Website: mesco.com
  • Ownership type: Corporate
  • Headquarters: Garner, North Carolina, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Latest funding: February 2019
  • Founded year: 1978
  • Headcount: 11-50
  • LinkedIn: municipal-engineering-inc

Municipal Engineering, Inc. (MESCO) is an engineering firm based in Garner, North Carolina, founded in 1978. With a team of 36 employees, MESCO specializes in civil and environmental engineering, providing a range of services that include solid waste management, water and wastewater treatment, and site development. The company has a notable track record in the water treatment sector, having designed and improved various water treatment plants and systems across North Carolina. Their projects include significant expansions and upgrades to existing facilities, ensuring compliance with environmental standards and enhancing service delivery. MESCO has also been instrumental in securing over $135 million in funding for their clients since establishing their funding division in 2007, demonstrating their capability to navigate financial resources effectively. Their client base includes municipalities and private industries, reflecting their adaptability and expertise in addressing infrastructure and environmental challenges.


20. Dellinger, Inc.

  • Website: dellinger-inc.com
  • Ownership type: Private
  • Headquarters: Monroe, North Carolina, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1972
  • Headcount: 51-200
  • LinkedIn: dellinger-inc.

Dellinger, Inc., founded in 1972 and based in Monroe, North Carolina, is a private general contractor with a workforce of 51-200 employees. The company has carved out a niche in construction services, particularly in water and wastewater treatment, pipe installation, and highway construction. Their Plant Division, established in 1981, has successfully completed over 150 water and wastewater treatment projects across North and South Carolina, serving both public municipalities and private developers. Dellinger’s commitment to infrastructure development is evident in their extensive portfolio, which includes a variety of projects that address critical water treatment needs. The company operates with a focus on safety and quality, ensuring that they meet the standards expected in the construction industry. With a history of steady growth and a strong local presence, Dellinger, Inc. continues to play a vital role in the water treatment sector.


21. Amiad USA

  • Website: us.amiad.com
  • Ownership type: Private
  • Headquarters: Mooresville, North Carolina, United States (USA)
  • Employee distribution: United States (USA) 100%
  • Founded year: 1962
  • Headcount: 51-200
  • LinkedIn: amiad-usa

Amiad USA, based in Mooresville, North Carolina, is a private company that specializes in water filtration systems. Founded in 1962, Amiad Water Systems has dedicated over six decades to developing solutions for irrigation and industrial water treatment. Their product offerings include a variety of filters—automatic, semi-automatic, and manual—designed to meet the specific needs of agricultural and industrial customers. The company is known for its focus on reliability and efficiency, ensuring that their filtration systems effectively manage water resources. Amiad USA's products are integrated into critical water filtration and treatment systems, including micro-irrigation, wastewater treatment, and potable water treatment. They also engage in various applications such as livestock drinking water, food processing, and aquaculture, showcasing their versatility in the water treatment industry.



Water Treatment Insights: Key Companies in North Carolina


CompanyHeadquarterSizeFoundedOwnership
HUBER Technology USDenver, North Carolina, United States (USA)201-5001999Family Owned
Pureflow, Inc.Graham, North Carolina, United States (USA)51-2001985Private Equity
Heyward IncorporatedCharlotte, North Carolina, United States (USA)11-501908Private
Kinetico Advanced Water SystemsGarner, North Carolina, United States (USA)51-2001984Private
Southeastern Laboratories, Inc.Goldsboro, North Carolina, United States (USA)11-501973Private
HydroDurham, North Carolina, United States (USA)51-2001967Private
NuvodaRaleigh, North Carolina, United States (USA)11-502006Private
AnuaGreensboro, North Carolina, United States (USA)11-501993Private
Pentair Water Pool and Spa, Inc.Sanford, North Carolina, United States (USA)51-2001971Private
Entex Technologies Inc.Chapel Hill, North Carolina, United States (USA)11-502004Corporate
Polytec, Inc.Mooresville, North Carolina, United States (USA)51-2001994Private
Brita PRO Whole Home Custom FiltersHickory, North Carolina, United States (USA)51-2002017Private
NALA MembranesMorrisville, North Carolina, United States (USA)1-102018Venture Capital
CITI, Inc.Charlotte, North Carolina, United States (USA)51-2001998Private
Jim Myers & Sons, Inc. (JMS)Charlotte, North Carolina, United States (USA)51-2001962Family Owned
ClearWater, Inc.Hickory, North Carolina, United States (USA)11-502009Corporate
Tencarva Machinery CompanyGreensboro, North Carolina, United States (USA)201-5001978Private Equity
Controlled Release Technologies Inc.Shelby, North Carolina, United States (USA)11-501985Family Owned
Municipal Engineering, Inc.Garner, North Carolina, United States (USA)11-501978Corporate
Dellinger, Inc.Monroe, North Carolina, United States (USA)51-2001972Private
Amiad USAMooresville, North Carolina, United States (USA)51-2001962Private


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