Global Water Instrumentation – A Xylem Band 

 Global Water Instrumentation, a Xylem brand, was founded in 1990 and is a manufacturer of water instrumentation serving the water, wastewater, and environmental markets. GWI was unified in a common purpose: creating innovative solutions to meet our world’s water needs. Developing new technologies that will improve the way water is used, conserved, and re-used in the future is key. GWI move, treat, analyze, and return water to the environment, and help people use water efficiently, in their homes, buildings, factories, and farms. In more than 150 countries, GWI has strong, long-standing relationships with customers who rely on them for a powerful combination of leading products and applications expertise, backed by a legacy of innovation. 



 Global Water Products  

 All of GWI products are engineered for simple installation, easy operation, and minimal maintenance. GWI products have been designed to meet the needs of water-related agencies and companies around the world who have a wide range of requirements for water instrumentation. 


For further information on GWI equipment, please visit our documents page for a product catalog. Our goal is to help you find the best resources for your applications and to offer you any support you may need. If you would like a quotation for any of the GWI equipment for your application or future projects, please feel free to contact us. 




Contact GDS



Phoenix Headquarters: 

1815 W. First Ave, #110

Mesa, AZ 85202

              Phone: 480-461-3401
              Fax: 480-461-3411
              Toll Free: 800-451-3464

Mon - Thu 7:00 AM to 4:30 PM EST
Fri 7:00AM to 11:00AM EST 

Springfield VA Office:

5407-C Port Royal Road

Springfield, VA 22151

                Phone: 703 321-0470
                Fax: 703 321-0474
                Toll Free: 800 759-9367 

Mon - Fri 8:00 AM to 5:00 PM



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