With over 40 years of experience, we have consistently delivered exceptional service and support, propelling us to become one of Tennessee's top-rated and most trusted aquatic facility service providers.



Welcome to Commercial Aquatics Service & Support (CASS-TN), your reliable partner for a comprehensive range of services in the commercial aquatics space!

Aquatic Facility Operator (AFO) Certification

The AFO program provides the most comprehensive and up-to-date training for pool operators and includes information on water chemistry, disinfection, mechanical systems, operations, healthy pools and safety.