ClearSync is a division of Tanner Research, Inc. The ClearSync software was originally acquired from PalmSource in 2004. Since then, the ClearSync team has made speed, capacity, and reliability upgrades to the service, and has extended its usefulness to desktop implementations running Microsoft Windows, Apple OS or Linux operating systems. ClearSync 2.0 shipped in January 2007, and upgrades of functionality and patches continue to be propagated seemlessly to customers through their internet connectivity.

Tanner Research, Inc., founded in 1988, is a leader in various facets of microelectronic design. The company has provided innovative electronic design automation software solutions to over 12,000 engineers in 35 countries. To streamline the design process, Tanner Research also provides training and consulting services for its customers. The areas of consulting expertise include integrated circuit and micro-electro-mechanical systems design. The advanced research and development arm of Tanner Research is focused on applications that promise to deliver unprecedented capabilities, including image processing, speech recognition, laser interferometry, and optical communication. Customers include the Jet Propulsion Laboratory, Microsoft, IBM, Intel, NEC, Ricoh Company, Xerox, British Aerospace, the U.S. Department of Defense, CSR plc and many others. Its tools and resulting products are used in PCs, cellphones, imaging systems, peripherals and other applications.