Available Professional Designations

Core Level

Certified Water-Treatment Representative (CWR) 

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

  • What are the requirements? Candidates must complete and pass the basics, fundamentals, and sales modules.

Certified Water Specialist (CWS) 

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

  • What are the requirements? Candidates must complete and pass the basics, fundamentals, and design modules.

Certified Installer (CI) 

  • Who is it suited for? This designation is ideal for professionals who specialize in installing water quality improvement products.

  • What are the requirements? Candidates must complete and pass the basics, fundamentals, and installation modules.

Certified Service Technician (CST) 

  • Who is it suited for? This designation is intended for professionals responsible for troubleshooting and correcting the operation of waterquality improvement products.

  • What are the requirements? Candidates must complete and pass the basics, fundamentals, and service modules.

Advanced Level

Master Water Specialist (MWS)

  • Who is it suited for? This designation is intended for professionals with 5+ years of professional experience in installing water quality improvement products.

  • What are the requirements? Candidates must demonstrate an appropriate level of expertise in the field by completing the Advanced coursework in WQA's Modular Education Program, passing two advanced level exams, and attaining a minimum of five years' active field work experience in problem water applications.

Master Service Technician (MST)

  • Who is it suited for? This designation is intended for professionals with 5+ years of professional experience in troubleshooting and correcting the operation of waterquality improvement products. 

  • What are the requirements? Candidates must demonstrate an appropriate level of expertise in the field by completing the Advanced coursework in WQA's Modular Education Program, passing two advanced level exams, and attaining a minimum of five years' active field work experience.