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Credit Cards

We accept American Express, MasterCard and VISA.

You can safely enter your credit card number using our e-commerce providers PayPal or Moneris, which encrypt all submitted information.

Feel free to call us toll-free at 1-888-744-6295 to place an order over the phone. Our office hours are Monday-Friday from 8:30 am to 5:00 pm Eastern Time.

Purchase Orders

To place an order using a purchase order please e-mail:

The information we require for a Purchase Order is outlined below:

1) The number of required SigmaXL software licenses
2) The physical mailing address for your payment department that should be displayed on our invoice
3) An email address for electronic delivery of our invoice (PDF attachment)
4) An email address for electronic delivery of the software
5) Quote reference, if applicable (eg: SXL3201)

Additional discounts are available to students and instructors.

Define, Measure, Analyze, Improve, Control

Lean Six Sigma Software Excel Add-in

Simulate, Optimize,

Lean Six Sigma Software Excel Add-in

Web Demos

Our CTO and Co-Founder, John Noguera, regularly hosts free Web Demos featuring SigmaXL and DiscoverSim
Click here to view some now!

Contact Us

Phone: 1.888.SigmaXL (744.6295)