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Busitech Inc.

We've been helping manufacturers analyze their process data for over 25 years and worked closely with hundreds of the top companies in over 70 countries around the world.

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Quality Window SPC

Our flagship SPC software let’s you Collect, Visualize, Analyze and React to your process data to reduce variation and run to optimum target right from the factory floor.

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Supporting Software


The Latest from our KnowledgeBase

Recipes for Improvement: Generating Certificates of Analysis (CofA)

First, a broad definition: A Certificate of Analysis is a document (electronic or paper) issued by Quality Assurance that confirms that a product meets its product specification. They commonly contain the actual results obtained from testing performed as part of quality control of an individual batch of a product. A Certificate of Analysis, or commonly called a […]