PDF Solutions, Inc. is an American multinational software and engineering services company based in Santa Clara, California.

[3] In October 2006, PDF Solutions purchased Si Automation for $26.6 million in cash.

[7] The following is an overview of the main financial results from recent years: According to PDF Solutions the company currently serves more than 500 clients in 36 countries, including brands like TSMC, Intel, Analog Devices and Qualcomm.

[8] Clients come from the fields of foundries, semiconductor design companies and equipment manufacturers.

[9] The company produces software, hardware and semiconductor-based intellectual property (IP) to provide advanced data management and analytics that support the manufacturing and testing of integrated circuits and systems on chips used in electronic devices such as smartphones, computers and the advanced driver assistance systems (ADAS) of modern automobiles.