The water treatment industry in Massachusetts is a diverse and robust sector geared towards ensuring clean and safe water for various applications. This industry comprises companies that specialize in different areas, spanning from the manufacturing of specialized pumps, advanced filtration solutions, to wastewater treatment and water desalination. The services and products provided by these companies play a significant role in various fields including municipal services, chemical manufacturing, oil & gas, and even in the installation of swimming pools. As continual advances in technology and increasing governmental regulations are shaping the future of this industry, these Massachusetts-based companies are poised to deal with these changes by implementing cost-effective and efficient solutions in the water treatment realm.


Top 19 water treatment companies in Massachusetts

1. Iwaki America, Inc.

Iwaki America is a company specializing in the manufacture of magnetic drive centrifugal pumps, analytical controllers, air-operated double diaphragm pumps, high purity pumps, chemical metering pumps, and aquatic systems. They offer a diverse range of pumps for various applications, including chemical manufacturing, water treatment, metal finishing, refining, and more.


2. Nanostone Water

  • Website: nanostone.com
  • Headquarters: Waltham, Massachusetts, United States
  • Founded: 2012
  • Headcount: 51-200
  • LinkedIn

Nanostone is a global leader in ceramic-based filtration solutions that provide reliable and cost-effective processes for removing suspended solids and pathogens from challenging water sources. Their products have been rigorously tested and validated, and they have successfully implemented solutions in over 60 projects worldwide for leading water utilities and industry leaders.


3. EMCO Group

  • Website: emcogroup.com
  • Headquarters: Canton, Massachusetts, United States
  • Founded: 1974
  • Headcount: 201-500
  • LinkedIn

EMCO Group is a solution provider specializing in wastewater treatment, water desalination, and swimming pool installation. With a focus on quality manufacturing, they offer a range of capabilities including operation & maintenance and instrumentation and controls solutions. Serving various industries such as oil & gas and municipal services, EMCO Group aims to provide effective and efficient solutions for their clients' water treatment needs.


4. Gradiant

  • Website: gradiant.com
  • Headquarters: Woburn, Massachusetts, United States
  • Founded: 2013
  • Headcount: 201-500
  • Latest funding type: Series C
  • LinkedIn

Gradiant is a global water solutions provider that specializes in cleantech water projects for mission-critical operations in essential industries. They offer technologies and solutions for drinking & ultrapure water, desalination & water reuse, waste minimization, and resource recovery of metals and minerals.


5. Tata & Howard, Inc.

Tata & Howard is an engineering consulting firm that offers a wide range of services in the water and wastewater industry. They specialize in water treatment, wastewater collection systems, stormwater management, and asset management. With a team of skilled engineers, Tata & Howard provides innovative solutions to their clients' engineering needs.


6. Ecochlor, Inc.

  • Website: ecochlor.com
  • Headquarters: Maynard, Massachusetts, United States
  • Founded: 2001
  • Headcount: 51-200
  • Latest funding type: Series Unknown
  • LinkedIn

Ecochlor is a company that specializes in providing ballast water management systems (BWMS) to the maritime industry. Their systems ensure the environmentally safe discharge of ballast water, preventing the spread of invasive species. They offer reliable and cost-effective solutions for long-term compliance with regulatory standards.


7. ZwitterCo

  • Website: zwitterco.com
  • Headquarters: Woburn, Massachusetts, United States
  • Founded: 2018
  • Headcount: 11-50
  • Latest funding type: Series A
  • LinkedIn

ZwitterCo is a company that specializes in water reuse technologies. They offer cutting-edge membranes and chemistry solutions that enable the treatment of tough wastewater, allowing for efficient filtration and recovery of valuable resources. Their durable and fouling-resistant membranes are revolutionizing the industry and setting new standards for precision separation.


8. Atlas Watersystems, Inc/H2O Care

  • Website: h2ocare.com
  • Headquarters: Waltham, Massachusetts, United States
  • Founded: 1987
  • Headcount: 51-200
  • LinkedIn

H2O Care is a water quality company that provides solutions for improving and maintaining the quality of water in homes and businesses. They offer water testing, professional installation of filtration systems, and long-term maintenance services. With over 30 years of experience, H2O Care is a trusted expert in addressing regional water quality problems in New England.


9. Bluedrop Water

Bluedrop Water is a leading water filtration company that provides inexpensive, efficient, and sustainable water filtration solutions. They specialize in serving the hospitality and foodservice industries, as well as offices, commercial and industrial buildings, and residential properties. With a highly trained team and a commitment to sustainability, Bluedrop offers a comprehensive range of filtration systems to meet the specific needs of their customers.


10. Aqualite US

  • Website: aqualiteus.com
  • Headquarters: Tyngsboro, Massachusetts, United States
  • Founded: 1991
  • Headcount: 11-50
  • LinkedIn

Aqualite US is a provider of water treatment solutions and services. With over 30 years of experience, they offer water testing, filtration, and treatment solutions for homes and commercial spaces. Their products include reverse osmosis systems, whole-home water softeners, and water filtration systems. Aqualite US is dedicated to delivering clean and safe drinking water to their customers.


11. S.I.D.E.A. Italia Srl

Sidea Italia is a company specializing in the treatment and purification of water for the food and beverage industry. They offer a range of innovative and eco-friendly water treatment solutions for restaurants, hotels, bars, and other establishments. Their products include countertop and undercounter water purifiers, as well as customized solutions for different types of businesses.


12. Beacon Grille

朗茨（北京）水處理技術有限公司, offers water treatment solutions such as full-automatic filters and self-cleaning filters.


13. Atlas High Purity Solutions

Atlas High Purity specializes in providing high purity water systems and services to healthcare and life science industries. They offer reliable and validated water systems, including reverse osmosis, filtration, and UV sterilization, tailored to meet the stringent standards of hospitals, laboratories, biotech, and pharmaceutical facilities in New England.


14. Lockwood Remediation Technologies, LLC

  • Website: lrt-llc.net
  • Headquarters: Leominster, Massachusetts, United States
  • Founded: 2011
  • Headcount: 11-50
  • LinkedIn

Lockwood Remediation Technologies (LRT) is a full-service remediation and dewatering contracting firm that offers a turnkey approach to assist clients with dewatering, wastewater, and remediation projects. With a team of experienced geologists, engineers, project managers, and technicians, LRT provides practical solutions for dewatering and water treatment. They offer services such as equipment rental, operation and maintenance, design and permitting, and soil and groundwater remediation solutions. LRT's professionals are dedicated to excellence and customer satisfaction.


15. Environmental Operating Solutions, Inc.

  • Website: microc.com
  • Headquarters: Pocasset, Massachusetts, United States
  • Founded: 2003
  • Headcount: 11-50
  • Latest funding type: Acquired
  • LinkedIn

MicroC is a company that specializes in wastewater treatment solutions. They offer a range of products, including MicroC 1000, 2000, 3000, and 4000, which help minimize operational risk and optimize removal costs. Their expertise lies in achieving compliance with permit requirements and regulations, empowering clean water, and protecting water resources. They serve municipal, industrial, drinking water, and groundwater remediation customers.


16. Crosstek Membrane Technology LLC

  • Website: crosstek.com
  • Headquarters: Boston, Massachusetts, United States
  • Founded: 2016
  • Headcount: 11-50
  • LinkedIn

CrossTek Membrane Technology LLC is a company that provides advanced membrane technology products for purifying water for life.


17. CED (Consulting, Engineering and Design Corp.)

CED Corporation offers ultra-pure water purification systems with over 20 years of experience. They provide services like design, installation, and maintenance of RO/DI water purification systems.


18. Process and Water Company

Process and Water is a water treatment solutions provider that manufactures and supplies water and wastewater treatment equipment. They offer services for commercial water reclamation, industrial wastewater treatment, high-purity water systems, portable DI exchange services, and membrane cleaning services.


19. National Process Systems

National Process Systems is a leading provider of clean and waste water treatment systems and equipment.


Want to find more water treatment companies?


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