PDF Solutions, Inc. PDFS

Company Overview

PDF Solutions, Inc. is a semiconductor data analytics and yield management company that provides software, data infrastructure, and engineering services to integrated device manufacturers (IDMs), foundries, fabless semiconductor companies, and electronics manufacturers. The company operates primarily in the semiconductor manufacturing and analytics industries, focusing on improving production yield, quality, reliability, and operational efficiency through connected data systems and artificial intelligence-enabled analytics. Its core offerings combine proprietary software platforms, hardware connectivity technologies, and engineering expertise designed to collect, analyze, and optimize manufacturing data across semiconductor fabrication and test operations.

The company’s primary revenue drivers include analytics software subscriptions, data and connectivity platforms, integrated yield management systems, and professional engineering services. Key offerings include the Exensio Platform, which supports advanced manufacturing analytics and machine learning applications, and data infrastructure technologies that enable customers to connect production tools and operational datasets across fabs and supply chains. PDF Solutions was founded in 1991 and evolved from a semiconductor yield-improvement consulting business into a software-centric data infrastructure provider serving advanced semiconductor manufacturing environments. Public filings and industry reporting indicate the company has increasingly emphasized recurring software and analytics revenue as part of its long-term strategy.