The story
VenturCom was founded in 1980, by Marc H. Meyer, Doug Mook, Bill Spencer and Myron Zimmerman. The company changed its name to Ardence in 2004.
On December 20, 2006, Citrix Systems Inc. announced an agreement to acquire Ardence.
In 2008, a group of former Ardence executives founded IntervalZero and acquired the Ardence embedded software business from Citrix. Citrix retained a minority ownership the firm.
From Wikipedia’s article on Ardence, shared under CC BY-SA 4.0.4