Board of Directors

Greycon, which is registered in England, is governed by a Board consisting of:

piersPiers Fallowfield-Cooper - Chairman

Piers began his career in the financial markets of the City of London. After rapid promotion, he went to Chicago to learn about the futures and commodity markets and then returned to London. After working with a major US bond house, Piers moved into general management with a focus on the development of global sales and marketing strategies. He became President and later Chairman of the International Division of Oster Communications Inc: Piers was also Chairman and a founder of Itsmobile, a leading player in the mobile payment arena.

constantineDr Constantine Goulimis - CEO

Constantine is one of the founders (in 1985) of Greycon. Constantine was born in Greece and studied mathematics at Cambridge (BA, MA) and Control Systems at Imperial College (M.Sc.). He completed his Ph.D. in combinatorial optimisation, the cutting stock problem also at Imperial. He is particularly proud that some of the code he wrote then is still in daily production use at many plants around the world, as part of Greycon's X-Trim.

In the Greek army he learned, among other things, exactly how many chickens it takes to feed a regiment and has amassed collection of army stories to tell. He has also served as Deputy Director of the Industrial Systems Group at Imperial College. During 2010 he also consulted with the Greek Ministry of Finance, advising on how tax collection could be improved; the proposals were adopted a month later. In November 2013 he attended the 3-week Advanced Leadership Programme at Cambridge.

Richard Sedgwick - Finance Directorrichards

After passing his degree in economics and statistics at Sheffield University Richard joined James and Cowper where he qualified as a Chartered Accountant.

Richard moved to KPMG as an Auditor and then Unipart PLC in internal audit.

Richard joined Greycon in January 2006 as Finance Director.

David Mushin - Operations DirectorUntitled-1

David graduated as a Chemical Engineer from Cambridge University.

He brings an extensive International career in growing businesses related to Manufacturing and Supply Chain software.

David has served as Chairman and as Non-Executive Director with a number of software businesses and has a proven track record of fund raising, acquisitions and exits.

From 1989 to 2001 David developed the Supply Chain and Manufacturing Execution business at Aspen Technology (ASDAQ AZPN) delivering huge benefits to the Chemical , Oil and other Process Industries.

David led Broner Metals Solutions as CEO for 14 years. Broner is the worldwide  leader in Supply Chain and MES for the Steel Industry.


Management Team

Abder Guezour - VP Global Salesabder

Abder has an MSc in Industrial Engineering and MBA from Durham Business School. Abder started his career as a Project Manager with Alcatel in France in 1998 before joining Greycon in October 1999. During his time at Greycon Abder has worked as an Implementation Consultant, Project Manager and Pre-Sales Consultant, contributing to the successful delivery of a number of projects and building an excellent relationship with our customers. Following his success as EMEA Professional services Manager, Abder accepted the role of Regional Manager EMEA, with responsibility for Professional Services and Sales, in July 2007.

Jay Jordan - Sales Manager North Americajj

Jay was one of Greycon’s first customers in North America while working for Gilman Paper Company. Jay has a Business Degree from Georgia Southern University and a Master’s Degree in Management/Organizational Behavior from Georgia State University in Atlanta. Jay joined Greycon in November of 2000.

Andres Bonelli - Regional Manager Latin abAmerica

Andres is a software engineer from UDELAR, and has been with Greycon since 2000. He helped establish the Greycon Latin America office in Montevideo. He has participated as lead technical consultant in projects in USA, Europe and Asia as well as in product design activities.

Ken Tenzer – Global Support ManagerKen

Ken is a software engineer from UDELAR and has been with Greycon since 2007.

He started his career at Greycon as a support team member. Ken was in this position for a couple of years, before moving to the development team where he was key in the development of opt-Studio.

Ken has participated as a technical consultant in several projects in USA, and worked as Product Manager before his current role as Global Support Manager.