Jacques Marais, founder of IPMS Global and eCALA Life

Architect and Global Master Trainer in IPMS Toolkits


Jacques is the architect of every toolkit and programme used by clients globally. His passion is practicality, accessibility and instant execution.

He is a specialist in ‘applied Systems Thinking’ and was personally trained by the author the Goldratt “thinking processes” at AGI Goldratt in New Haven Connecticut

Jacques has led multiple projects internationally and you can read a lot more about him in a recently published interview in the International Leadership magazine  – here

Jacques is currently focused on designing a new programme suite and in his spare time creating the eCALA Life Village on the island of Pátmos, Greece where from May 2020 you can attend all the IPMS programmes you find on this website, as well all over Africa and the Middle East.

Di Timberlake, Head of Country – IPMS Africa

Global Master Trainer in IPMS Toolkits

15 years a Master trainer of IPMS programmes with decades of business and commercial experience in banking, retail, pharmaceuticals and construction . Di has a brilliant track record in leadership and management training and joined IPMS in 2005.

Di specialises in delivery, running workshops for leaders to learn and grow in an environment of creativity and trust. Her students deliver excellent assignments and results through their people. It’s Di’s ability to develop leaders as teachers who in turn develop an ability to transfer knowledge and skills to their people, that sets her apart. She defines this as her critical success factor.

Di is also the Training Director in her own highly successful business, Strategy International.

Gary Winter

Global Master Trainer in IPMS Toolkits

Gary joined the IPMS Global team in 1998 and has travelled the world delivering programmes. With a pedigree in coaching leaders through behavioural change, Gary has deliver the whole portfolio of  IPMS programmes

A great example of the work Gary delivers is explained by a client Dr. Jones Papo – here. The video illustrates the work we do and skill Gary has in coaching change.

Gary is highly experienced in running programmes in the UAE, historically for clients flying in for events. Gary is now spearheading the direct growth of IPMS Global toolkits into the Middle East, for the benefit of the business and individuals residing in the region.

Professor Dan Denison

Professor Dan Denison

Professor of Management and Organization, IMD, Lausanne

Dan has been directly associated with us since 1999, working on common projects through Denison Consulting and using Denison Culture and Leadership tools.

As Professor of Management and Organisation, in Lausanne, Dan brings a wealth of experience and knowledge of Europe, Asia and developing leaders.

Dr. Charlie Watts

Dr. Charlie Watts

Professor Supply Chain Management, John Carroll University

Charlie has been directly associated with us since 2002 working on Goldratt’s Thinking Processes, Systems Thinking and Theory of Constraints.

As Professor of Supply Chain Management at John Carroll, USA, Charlie brings a wealth of experience and knowledge of the USA and developing leaders to use systems thinking tools

Extraordinary Professor Shirley Zinn

International Author – Swimming Upstream; Adjunct Professor – University of Cape Town; Extraordinary Professor – University of Pretoria; Non-Exec Director – Boston Consulting Group; Faculty – Duke Corporate Education.

Shirley has been directly associated with us since 2004/5 at her time as GM – Human Resources with SARS (South African Revenue Services) where Shirley oversaw the implementation of IPMS toolkits and programmes commencing with the SARS Commissioner and the 18 GM’s, through to the top 600 managers.

As a global leader, speaker and authority on strategic leadership, strategic HR and organisational transformation, Shirley brings a wealth of experience and knowledge to our faculty. Her new book ‘Swimming Upstream’ is a must-read for those aspiring to be authentic leaders.