Align Technology, Inc. engages in the design, manufacture, and market of orthodontics, restorative, and aesthetic dentistry products. The company is headquartered in Tempe, Arizona and currently employs 21,610 full-time employees. The company went IPO on 2001-01-26. The firm provides Align Digital Platform. Its segments include Clear Aligner, and Imaging Systems and CAD/CAM Services (Systems and Services). The Clear Aligner segment consists of comprehensive products, non-comprehensive products and non-case products. Its comprehensive products include Invisalign Comprehensive and Invisalign First. The firm's non-case products include retention products, Invisalign training and adjusting tools. The company offers up to four sets of custom clear aligners called Vivera retainers. The Systems and Services segment consists of its iTero intraoral scanning systems. Its services include subscription software, disposables, rentals, leases and pay per scan services.