80 N. Charlotte Street
  Pottstown, PA 19464
  Phone: 610-326-9803

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Why clean water matters
Signs of bad water
Solution for clean water

Meet Our Staff

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John2.jpg John C. Theisen, Sr.

Owner

WQA Certified Master Water Specialist (MWS)

WQA Certified Installer (CI)

DEP Certified Water Treatment Plant Operator

Chester County Certified Pump Installer

 

 water text bullet.png Steve Knott

Technician & WQA Certified Installer (CI)

Chester County Certified Pump Installer

 

 water text bullet.png Juan Castillo

Technician


water text bullet.png Jessica Shaner 

Office Manager

 

 water text bullet.png Gina Theisen

 Customer Service 

 

What do these certifications mean?

Certified Water Treatment Representative (CWR):

This designation is best suited for the professional whose job focuses on solving aesthetic water problems.

 

Certified Water Specialist (CWS):

This designation best suited for professionals who provide solutions to “problem water” issues and health-related contaminants.

 

Certified Installer (CI):

This designation is ideal for professionals who specialize in installing water quality improvement products.

 

Master Service Technician (MST):

This designation is intended for experienced professionals who are responsible for troubleshooting and correcting operation of water quality improvement products for advanced residential water treatment applications.

 

Master Water Specialist (MWS):

This designation is best suited for experienced professionals responsible for addressing advanced residential water treatment applications.

 

Certified Service Technician (CST):

This designation is intended for professionals who are responsible for troubleshooting and correcting the operation of water quality improvement products.

 

To learn more about the Water Quality Association and the definitions to these titles, visit WQAs website.

 


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