Align Technology, Inc. designs, manufactures, and markets a system of clear aligner therapy, intra-oral scanners, and computer-aided design and computer-aided manufacturing (CAD/CAM) digital services. The company's Clear Aligner segment offers Invisalign Full, a treatment used for a range of malocclusion; Invisalign Teen treatment that addresses orthodontic needs of teenage patients, such as compliance indicators, compensation for tooth eruption, and six free single arch replacement aligners; and Invisalign Assist treatment for anterior alignment and aesthetically-oriented cases. It also provides Invisalign Express (10 and 5) and Invisalign Lite/i7 treatments for orthodontic cases, non-comprehensive treatment relapse cases, or straightening prior to restorative or cosmetic treatments; Invisalign Go, a solution for general practitioner dentists (GPs) to identify and treat patients with mild malocclusion; SmileDirectClub aligners for minor tooth movement; custom clear aligner retainers used to maintain tooth position and correct minor relapse; and SmartTrack, a custom-engineered material that delivers force for orthodontic tooth movements. The company's Scanners and Services segment offers iTero Scanner, a single hardware platform with software options for restorative or orthodontic procedures; and Restorative software for iTero, a software for GPs, prosthodontists, periodontists, and oral surgeons. It also provides Orthodontic software for iTero, a software for orthodontists for digital records storage, orthodontic diagnosis, Invisalign digital impression submission, and for the fabrication of printed models and retainers; CAD/CAM services, such as iTero Models and Dies, OrthoCAD iCast, and OrthoCAD iRecord; and Invisalign outcome simulator, a chair-side and cloud-based application for the iTero scanner, as well as third party scanners and digital scans for Invisalign treatment submission. The company was founded in 1997 and is headquartered in San Jose, California.