PQ Systems is a privately-held company headquartered in Dayton, OH, with wholly-owned subsidiaries in the United Kingdom and Australia. For more than 25 years, the company has provided software and training to help people in manufacturing, healthcare, government, and service organizations demonstrate proof of their quality performance.

Our original software product, SQCpack statistical process control software, was developed in 1982 for an Apple II. Since that time, SQCpack licenses have been installed in more than 60 countries and the PQ Systems software suite has expanded to 14 unique products.

Our software solutions include statistical process control, gage management, measurement systems analysis, document control, quality audit tracking, and more.

World-class customers Our customers include Fortune 100 companies, highly-acclaimed organizations, and popular household names. >> Read more.   Customers speak Read what some of our customers have to say about our products and services. >> Read more.

Case studies Read stories about how companies and organizations have proven their quality with PQ Systems software. >> Read more.   Partners Our network of partners enables PQ Systems to assist customers all around the world. >> Read more.