A-1 Certified Service, Inc.

About A-1 Certified Service, Inc.

A-1 Certified Service has been providing comfort and peace of mind in Knoxville, TN for over 60 years. A Daikin Comfort Pro dealer and woman-owned business, their experienced technicians specialize in ductless mini split installation, repair, and maintenance along with indoor air quality and home performance services for residential customers throughout Knox County and surrounding communities.