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CPO® certification courses are designed to provide individuals with the basic knowledge, techniques, and skills of pool and spa operations. The Certified Pool/Spa Operator certification program has delivered more training than any other program in the pool and spa industry since 1972, resulting in more than 375,000 successful CPO® certifications in 93 countries. Many state and local health departments accept the CPO® certification program.

CPO<sup>®</sup> TrainingEvery member on our TMI team is a Certified Pool Operator®.   TMI has been offering CPO® courses since 2002, certifying hundreds of participants over the years.  We have two CPO® Instructors on staff and five instructors on our team.  Collectively we hold approximately ten  CPO® courses per year across four states – Washington, Arizona, Florida and New York.

TMI Sustainable Aquatics (Washington State) Instructors: Timothy Petsch and Cathy Erntson

Pool & Spa Education and Consulting LLC  (Arizona) Instructor: Cory Willis – TMI Representative for AZ (Find Cory’s next class here)

American Pool Consultants (New York) Instructor: Paul Blake – TMI Representative for NY (Find Paul’s next class at American Pool Consultants)

Certified Pool Operator® classes cover a wide breadth of information pertinent to all facilities and types of commercial bodies of water. This means the course is beneficial to all pool operators, both industry veterans and those new to pools. Upon successful completion of the course, the participant receives his or her certification from the Pool & Hot Tub Alliance. The CPO® certification is highly valued in the aquatic industry.

Course Information 

The CPO® certification program requires participation in either a two-day class (14-16 hours) taught by a certified instructor or the blended format that combines the online Pool Operator Primer™ and one day of the Pool Operator Fusion™ class of instruction

Topics and material covered include pool and spa chemistry, testing, treatment, filtration, maintenance, automatic feeding equipment, and government requirements

The CPO® certification program requires an open book written examination and certification is valid for 5 years.

Course Benefits

  • Proven educational tool
  • Widely accepted by local and state authorities
  • Covers topics necessary for pool operators including a section for local and state codes
  • Comprehensive handbook that is updated regularly
  • All courses are taught by PHTA® certified instructors
  • The CPO® certification is recognized nationally and internationally
  • Gives participants a better understanding of the operator’s role in pool care, management and risk reduction
  • The CPO® Certification program is now eligible for IACET Continuing Education Units (CEUs)
  • Spanish language books available*

* TMI only teaches the course in English. The request for a Spanish book/test must be made at time of registration and must be made at least 6 weeks before the course date.  Other languages are also available.  Please contact us at for more information.

Read more about our CPO® courses and whether one is right for you on our blog: