Westgard QC is a company specializing in quality control solutions for laboratory testing and clinical diagnostics. They provide a range of tools, software, and consulting services designed to help laboratories improve their quality management processes and ensure accurate test results. The vendor is known for its expertise in statistical quality control methods, including Westgard rules, which are widely used in the medical laboratory field to monitor and evaluate the performance of analytical systems. Westgard QC aims to enhance laboratory efficiency and reliability through innovative quality control strategies and educational resources.