Chem-Dry is a carpet cleaning franchise chain based in Logan, Utah. When is was founded in 1977 it was originally based in California.,Chem-Dry began franchising in 1978 and now has over 4000 locations worldwide, including in the United States, Canada, Japan, Australia, New Zealand, Denmark, Ireland, The Netherlands, Serbia, Slovenia, Portugal, Thailand and the United Kingdom, making it the largest carpet cleaning franchise chain in the world.] In 2006, Chem-Dry was acquired by The Home Depot.
Chem-Dry uses hot carbonated extraction, which is a drier process than steam cleaning. They also now offer Encapsulation, a process to aid commercial carpet cleaning. They offer upholstery cleaning and pet odor removal as well.
Chem-Dry uses a rating system known as "Circle of Excellence" to differentiate franchises. When entering a local zipcode into Chem-Dry's website, the top results will be those who have achieved "Circle of Excellence." They will be further divided with icons to show those who use CTS Truck Mounts, have achieved 5 Star Training and offer Tile and Stone Cleaning.