We help companies develop and implement strategies and tactics to achieve breakthrough improvements

Oded Cohen and Jelena Fedurko-Cohen

Oded and Jelena have been working together since 2005. They have taught hundreds of TOC practitioners around the world, having worked in more than 25 countries, and have helped many companies to achieve drastic improvements in operational and financial results.

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Oded and Jelena have worked on four continents in over 25 countries: the USA, Japan, China, India, Turkey, Colombia, Mexico, Brazil, Chile, Peru, the UK, Germany, Switzerland, Italy, Poland, Lithuania, Estonia, Ukraine, Israel, South Africa, and other countries.

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Oded and Jelena have made a significant contribution to TOC Body of Knowledge, just the few examples are: the U-shape: the Ever Improve approach: structuring TOC logistical solution in format of well-organized injections; multi-module comprehensive TOC Programs in several logistical areas, the new knowledge and techniques for working with TOC logical tools, and other developments. The very recent developments are: The Simplified Thinking Processes; Management for Results; Transformation Manifesto.

Oded and Jelena have founded and operate “TOC ThinkCamp” – the TOC Development Center located in Estonia, on the shore of the Baltic Sea. In ThinkCamp we conduct development and strategic sessions with top management of companies and corporations from different parts of the world, and run upgrades of TOC experts.

Oded’s journey with TOC started in 1978, while Oded was the head of a computer department in a large Israeli defense company he met Dr. Eli Goldratt. At these days Eli Goldratt had a smart scheduling software – OPT (Optimized Production Technologies). Oded benchmarked the software against the existing system and got outstanding improvements in manufacturing performance of the company. After having moved to a machine building company for the semiconductor industry (in 1980) where he was in charge of final assembly and installation Oded implemented the Goldratt solutions there as well.

In 1982 Oded joined Goldratt’s company – Creative Output and moved to the UK to open there a subsidiary. Creative Output implemented the software with the necessary changes to the management approach, procedures and policies. All were with outstanding results. In 1986 Oded moved to Goldratt Institute, as a partner. The mission was to develop the conceptual foundation of the solutions for managing systems and organizations. This was a true journey on POOGI – the process of ongoing improvement. From 2001 to 2011 Oded moved with Eli Goldratt to the Goldratt Group where he held the position of the international director of Goldratt Schools. From 1987 Oded has been a partner of Goldratt UK, from 2010 – a partner and International Director of TOC Strategic Solutions and later tocExpert. Oded is one of the co-founders of TOCICO, in 2001-2002 Oded served as the first TOCICO Chairman. Oded has the TOCICO Lifetime Award.

Oded is a co-founder and co-president of the TOC Practitioners Alliance that was founded in 2011, and a co-founder of the center for further TOC development TOCEXPERT ThinkCamp.

Oded is the author of the fundamental book on TOC concepts and solutions Ever Improve – A Guide to Managing Production the TOC Way, 2010-2012. Together with Domenico Lepore Oded wrote the book Deming and Goldratt: The Decalogue, 1999. Oded wrote a chapter in TOC Handbook, and as an author he contributed to many TOC books and publications.

Jelena’s involvement with TOC started in 1999 when she translated Goldratt’s Satellite Program. In 2000 Jelena met Eli Goldratt and started working in his team. She translated Eli Goldratt’s books The Goal, It’s Not Luck, Critical Chain, Goldratt’s Satellite Program, TOC Insights, developed teaching materials, taught and assisted various manufacturing and distribution companies in implemneting TOC solutions. From 2005 to 2011 Jelena worked with Goldratt Schools. In 2010-2015 Jelena was a partner and International Director of TOC Strategic Solutions. Since 2015 Jelena has been working for tocExpert.

Together with Oded Cohen, Jelena is a co-founder and co-president of the TOC Practitioners Alliance that was founded in 2011, and a co-founder of the center for further TOC development TOCEXPERT ThinkCamp.

Jelena is the author of five advanced books on Thinking Processes: Behind the Cloud – Enhancing logical thinking, 2011; Through Clouds to Solutions, 2013; Mistakes and Difficulties in Working with ТOC Logical Tools, 2014; A Good Strategy & Tactic Tree, 2016; The Power of the Question What for, 2024. Jelena is an author of chapters in many TOC books, has a lot of publications, and is a translator and editor of several leading TOC books.