Mr. Keet co-founded Vanguard Atlantic Ltd. in 1984.  In addition to managing VAL's investment portfolio, he  has also been responsible for the firms' managed start-ups  (Axolotl Corp.  formed by Vanguard Atlantic in 1995 and ECsoft, formed in Europe by Vanguard Atlantic in 1990). 

In 1985 Mr. Keet managed Vanguard’s leveraged buyout and reformation of TSI International Software into Mercator Software, a company specializing in enterprise application integration (EAI) tools, acquired in 2003 by Ascential Software Inc.which in turn was purchased by IBM in 2005.    From its purchase in 1988 until its sale in 1990, Mr. Keet was Chairman and CEO of Information Science Inc.(NASDQ:INSI).  In the late 1980's Mr. Keet led the formation and subsequent sales of Decision Technologies Inc. and Document Systems Inc.  

From 1979 to 1983, Mr. Keet was employed by National CSS and its parent, the Dun & Bradstreet Corporation, as President of its Software Products Group. During this period, he built the group through acquisitions (including Program Products, Synergistics, and the McCormack & Dodge Corporation) and developed D&B's executive workstation, DunsPlus.

Mr. Keet holds a B.M.E. (a combined B.S. and M.S.) in Mechanical Engineering from Cornell University and a M.S. (in Operations Research) from New York University.

He is the co-author (with Vanguard's Jack Pendray) of Strategic Development for High-Technology Businesses, Value Publishing, 1988, and the author of Preventing Piracy, a Business Guide to Software Protection, Addison-Wesley, 1985.  His oral history interview is posted to the Charles Babbage Institute web site.  Two articles about his experiences in the early days of the software industry were published by the IEEE's Annals of the History of Computing. Both are linked to this site. The first appeared in December 2004 and the second in December 2005.