Digital Computations Inc. (DBA SigmaZone.com) was established in 1992 and is headquartered in Orlando, Florida. The principal of SigmaZone.com is Philip Mayfield. We specialize in software tools and training for Six Sigma, Data Science, and Systems Engineering. While we are headquartered in Orlando, FL, we have trainers/consultants around the United States and internationally.

Philip Mayfield Principal SigmaZone.com

Training and Consulting

Our world class trainers and consultants have taught Six Sigma, DFSS, and other courses to Fortune 500 companies in diverse fields. For more information about training, please see our training page for a list of our popular courses, or contact us at sales@sigmazone.com.

Software Tools

Our popular Excel-based tools enable you to use Excel like never before. Most of our tools integrate into Excel providing a seamless experience of data analysis within the environment (Excel) that you are already familiar. 

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