- April 2009, Anticipated launch of www.FourthLogic.com
- September 2008, Restructuring of The Penderel Group, Inc.
- August 2007, Development of Alpha www.FourthLogic.com begins
- April 2007, Founding of The Penderel Group, Inc.
- November 2006, Sean Penderel and Z. Stewart MacLean partnered for continued envisioning of the initial concept and company.
- October 2006, initial vision developed by Sean Penderel