Deck appointed as Executive Chairman 2010: Andrew M. Wertkin appointed Chief Technology Officer (CTO) 2011: MKS acquired by Parametric Technology Corporation PTC See also MKS Toolkit MKS Integrity References Software companies of Canada Software companies established in 1984 Companies based in Waterloo, Ontario 2011 mergers and acquisitions 1984 establishments in Ontario Product lifecycle management Canadian companies established in 1984