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and our experts will help you apply the concepts and principles of systems thinking and constraint management


About Us

Goal Systems International is a consortium of management professionals with combined experience in excess of 120 years in:

  • Production and inventory control
  • Operations
  • Organizational behavior and development
  • Maintenance
  • Project planning and execution
  • Large-scale systems acquisition
  • Continuous quality improvement
  • Logistics
  • Systems analysis
  • Training and Education
  • Sales and Marketing
  • Team leadership

Goal Systems International associates have managed successful large-scale hardware development projects, multimillion dollar civil engineering projects, and broad-based organizational change. GSI associates have also developed state-of-the-art constraint management production modeling software.

All Goal Systems International associates are experienced in applying and extending the constraint management, its tools, and applications. Systems thinking provides the foundation for all the services Goal Systems International offers. GSI associates have studied under Eliyahu M. Goldratt. Some associates have adapted and improved upon the effectiveness of the methodology and are published authors on constraint management and its tools.

On this mature capability in constraint theory is overlaid a wealth of education experience, in addition to the operational expertise cited above. GSI's associates have been professional educators and trainers, with a combined total of over 40 years of platform teaching experience in industry and at both undergraduate and graduate levels.


H. WILLIAM "Bill" DETTMER. Senior Partner. Author of The Logical Thinking Process (ASQ Quality Press, 2007) and Breaking the Constraints to World-Class Performance (ASQ Quality Press, 1998), two books around which Goal Systems International's Thinking Process Course is based; Strategic Navigation (ASQ Quality Press, 2003); and Brainpower Networking Using the Crawford Slip Method (Trafford Publishing, 2003). Co-author (with Eli Schragenheim) of Manufacturing at Warp Speed (CRC St. Lucie Press, 2000).

Twenty-three years' experience in military operations, logistics, strategic planning, operational planning, training, large-scale systems deployment, project management, and contracting. Delivered 20 facilities construction projects on time and under budget for foreign government. Successfully completed multi-national logistic support project 30 percent ahead of schedule and 25 percent under budget. Directed a medical services program treating 110,000 people in remote third-world locations in less than 14 months.

Eight years graduate level teaching of systems management, systems analysis, human factors, management control systems, organizational behavior and development, Theory of Constraints, Total Quality Management, and management of research, development, testing, and evaluation. Studied constraint theory and tools at the Avraham Y. Goldratt Institute of New Haven, Connecticut. Teaches the TOC Thinking Process, Strategy Development, and Simplified Drum-Buffer-Rope courses. B.A., Rutgers University, 1966. M.S., University of Southern California, 1982. Adjunct faculty, University of Southern California, 1988-1997.


ELI SCHRAGENHEIM. Associate. Managing Director, Elyakim Management Systems, Ltd. An international expert in the Theory of Constraints (TOC) and its links to other management philosophies. Author of Management Dilemmas (CRC St. Lucie Press, 1998), and co-author (with Carol Ptak) of ERP: Tools Techniques and Applications for Integrating the Supply Chain (CRC St. Lucie Press, 1999). Co-author (with Bill Dettmer) of Manufacturing at Warp Speed (CRC St. Lucie Press, publication due September 2000). Co-author (with Eliyahu M. Goldratt and and Carol Ptak) of Necessary But Not Sufficient (North River Press, 2001). A former partner of the Avraham Y. Goldratt Institute, Eli Schrageneheim developed the original TOC computer simulators used in Constraint Management education. His Management Interactive Case Study Simulator™ (MICSS) is the basis of Goal Systems International's two-day course, The TOC Challenge, and the three-and-a-half day Simplified Drum-Buffer-Rope (DBR) course, High Velocity Manufacturing in an ERP/MRP Environment. He is also the creator of the Project Management Simulator™, (PM-Sim) a computer simulation designed to evaluate, test, and compare traditional PERT/CPM and Critical Chain schedules on the same real-world projects. Eli's commitment to teaching by hands-on case study makes learning for students both participative and easier. He holds a Bachelor of Science Degree in Mathematics from the Hebrew University and a Masters Degree in Business Administration from Tel-Aviv University, both in Israel.


HARUYUKI UCHIYAMA. CEO of More Throughput, Inc. (Tokyo, Japan) Haru has a long career in Information Technology, including computerization of manufacturing, distribution, and accounting applications for clients in Japan. An Information Systems (IS) specialist with NEC Corporation until 1980, he collaborated with other IS professionals in Taiwan and in Singapore to design, develop, and implement custom software for clients. As the first consultant for R/3 in Japan, Haru introduced logistics applications such as Production Planning and Plant Maintenance. His contribution to the spread of Enterprise Resource Planning (ERP) in Japan includes presales consulting, training, analysis, and implementation. in the industry solutions for steel, semiconductor, machinery, and construction. Haru has provided Customers International, Inc., with a full capability in the Theory of Constraints and its component tools and applications, including the Thinking Process, Drum-Buffer-Rope production management, and Critical Chain project management.


DAVID V. HODES. Associate. Managing Director, Ensemble Partners Pty Ltd. National Engineering Scholar in the United Kingdom; attended Imperial College in London, graduated with a BSc Mechanical Engineering.

Formerly Managing Director of Matador Refrigeration, Africa’s largest commercial refrigeration company; and Managing Director of Gerber Goldschmidt Distribution, a large distribution business in Johannesburg, South Africa. Expert in Critical Chain Project Management. Founded Ensemble Partners (formerlyTOCCA prior to 2009) in January 2000. Clients include BHP Billiton, CSC, Rail Infrastructure Corporation, Breville, Coca Cola-Amatil, HWI Electrical, Sensis, Cadbury Chocolate, and Orrcon. Consulted for the IT divisions of Wesbank and First National Bank, two of South Africa’s largest commercial banks, the National Productivity Institute and a number of smaller companies. Pioneered the application of Critical Chain methodology in South Africa.


WILLIAM A. WOEHR, Ph.D., and DIETER LEGAT, Ph.D., Associates
Principal of the Delta Institute Switzerland. Co-author of the book about applying Theory of Constraints in sales management ("Unblock the Power of Your Sales Force!") of which you are cordially invited to download a trial chapter.

Bill Woehr built his project management and systems skills in the U.S. Air Force, at Ford Aerospace and Rockwell-Collins. He perfected his sales, marketing and organizational skills at Hewlett Packard. With a strong foundation in engineering, manufacturing, sales and marketing, he is uniquely qualified to create, motivate and lead worldwide organizations of diverse cultures to success in developing, manufacturing, marketing, selling and supporting complex technologies, products, systems and services. He has a worldwide reputation as a coach and a developer of management talent.

Dr. Woehr has successfully applied and taught TOC (Theory of Constraints) using the Thinking Processes in engineering, manufacturing, marketing and sales projects. He studied with Eli Goldratt, and has applied and taught TOC both inside Hewlett Packard and externally with Hewlett Packard's major customers. He has lectured at the Swiss Institute of Technology in Lausanne, Switzerland. Bill Woehr retired from Hewlett Packard in July 1999. He currently serves on the board of IKUSI S.A. and is an Associate of Goal Systems International.

Together with his partner, Dr. Dieter Legat, Dr. Woehr created the concept of DELTA T-Selling, a TOC-based approach to managing sales as a system (sales system management or SSM).

They are also seeking to partner with international consultants offering an attractive Associate Partner Program.


LAWRENCE P. LEACH. Associate. Larry Leach is principal of the Advanced Projects, Inc. (API), applying business tools to help clients improve their work processes and management systems. Prior to founding API, he was a vice president in several Fortune 500 companies, managing projects up to $1 billion dollars (US). His 30-plus years of experience as a project manager involve varied projects that include software development, research and development and construction. Leach has a master’s degree in business management from the University of Idaho (USA) and a master’s in mechanical engineering from the University of Connecticut (USA). He is a member of PMI and has published many papers on related topics including articles in PM Network and in Project Management Journal. Larry is a facilitator for the University of Phoenix, an instructor for PMI Seminars, and a certified Project Management Professional (PMP). His book, Critical Chain Project Management, is available from


RAUL BIANCHI and PABLO AŅON. Associates. Directors of GRUPO TRUPUT, consulting in Latin America to assist clients in realizing new levels of business success by the application of constraints management. Clients include Paylana (textiles, Uruguay), BSH (electrical appliances, Peru) and Agroindustrias Baires (balanced food production, Argentina). Creators of the TOC-Focused and Integral Program (PROFIT), with six satisfied company owners in Argentina realizing an improvement of return on investment (ROI) by a factor of 150. Providers of the Strategic NavigationT approach to strategy development and deployment. Certified in all TOC knowledge areas, by the Theory of Constraints International Certification Organization (TOC - ICO).

CHRISTOPH STEINDL. Associate. Christoph Steindl owns Catalysts, consulting software development companies with a focus on agile software development, agile project management and software architecture. Formerly Senior Information Technology (IT) Architect and Method Expert with IBM Global Services in Austria, responsible for team leadership and technical success of large, complex projects (e.g., web applications, portals, systems integration) for the complete life-cycle of software development. Experienced in defining system requirements and aligning projects with the client's culture, technology, and team skills. Master's degrees in computer scienceand in mechatronics, and a doctoral degree in computer science, all from University Linz (Ausria). He is a trained practitioner of Neuro-Linguistic Programming and has taught regularly at universities since 1995. Member of the ACM.


JEFF 'SKI' KINSEY. Associate. Senior Consultant with, a member of the Applying Common Sense group. A Constraints Management Method (CMM) guru, educator, and author of Purple Curve Effect, SKI seeks to apply uncommon common sense solutions to the smaller privately held firms in the continental United States of America. Educational efforts include organizing CMM events and offering the Jonah3+3™ Logical Thinking Process workshops. A former Information Technology (IT) guru and Open Source developer, and former Journalist, SKI has implemented CCPM and sDBR, and seeks to focus on applying CMM to Marketing projects.


PAUL D. DOZIER. Associate. An experienced accounting professional and business consultant, Paul specializes in controller/CFO services, financial and accounting management, value chain management, and strategic planning. He has consulted in tax strategies and CFO/Controllership for small to mid-size companies, with clients in manufacturing, distribution, construction, petroleum, and real estate development. He also advises corporate management in accounting systems and controls, fiscal management, and business strategies. Paul is an expert in constraints accounting and establishing the Process of Ongoing Improvement (POOGI) Bonus System conceived by John A. Caspari, Ph.D. He serves on the board of directors, Colorado Society of Certified Public Accountants (CSCPAs), instructs continuing professional education classes for certified public accountants, and is a member of the Institute of Management Accountants.


DAVID J. McCLASKEY. Associate. David's expertise in quality improvement is unquestioned. He was the world's first Baldrige trainer, helping lead three companies to four Malcolm Baldrige National Quality Awards (MBNQA). One of these, Ritz-Carlton Hotels, won the award twice. David is currently is a MBNQA judge, helping to select the annual winners of the award. He also assisted Florida Power and Light to become the first company outside Japan to win the Deming Prize for quality.

David has consulted with AT&T, John Deere Health Care, Johnson & Johnson, and Eastman Kodak. He works for Baldrige Award winner (1993) Eastman Chemical Company as Senior Technical Associate in the Advanced Consulting Group of Corporate Quality, where he designed and implemented many of Eastman's award-winning quality management systems. Fellow of the American Society for Quality (ASQ) and the Institute of Industrial Engineers (IEE). Winner of the E.L. Grant Award for outstanding quality management education programs. Chairs ASQ's Professional Development Council and its Education and Training Board.


EDUARDO C. MOURA. Associate. Technical Director of Qualiplus S.A. (Brazil). One of the top consultants for large and mid-size companies in Brazil. He has more than 14 years of industrial experience at Texas Instruments and IBM (Brazil and USA). Since 1984 he has trained thousands of engineers and managers in the concepts and tools of quality and business excellence. Mr. Moura graduated in Electronics Engineering at São Paulo University, Brazil, in 1978. He is a Certified Quality Engineer (CQE, 1986), Certified Reliability Engineer (CRE, 1987), Certified Quality Auditor (CQA, 1990) and Certified Quality Manager (CQM, 1997) by the American Society for Quality. Post-graduated as Quality Expert at UNICAMP (University of Campinas, Brazil) in 1992. A Taguchi Expert, certified in 1999 by Dr. Genichi Taguchi. He has published many technical articles in Brazil and the USA. Author of Volume 15 of the ASQ Basic References in Quality Control: Statistical Techniques, titled How to Determine Sample Size and Estimate Failure Rate in Life Testing (ASQ Quality Press, 1991). Author of The Seven New Quality Management Tools (McGraw Hill Brasil, 1993 [in Portuguese]).


KANG-RAK LEE. Associate. President of KR Consulting, Seoul, Korea. Specializing in new product development; target cost management and production/operations; management system improvement, new plant layout; production system and process improvement. Assistant ISO9000 judge. Author of Manual for Cost & Energy Reduction. Translated Outsourcing Management. Formerly mechanical engineer and quality management engineer at Daewoo Precision Industries, Ltd., and consultant with Korea Management Association Consultants. Gold medal winner, Daewoo Scientific Management Presentation, 1988. Recognized by Small and Mediuim Business Aministration in 1999 as Leading Intellectual. B.S., Mechanical Design, Seoul National University. M.S., Industrial Engineering, Ajou University. Graduate of Japan Indistrial Efficiency College in Value Engineering. P.E., Mechanical Process Design. P.E., Factory Management.


MELVIN J. "Mel" ANDERSON. Associate. Broad background in management and education. Mel's expertise lies in project management, system design, operations research, human resource management, managerial economics, finance, logistics, accounting, systems acquisition, planning & control, quality control, and Theory of Constraints (TOC).   Mel has a Ph.D. and two master’s degrees in management, plus a bachelor’s degree in engineering.

A former US Air Force test pilot, Mel is currently a professor with Embry-Riddle Aeronautical University (ERAU); formerly an assistant professor with the University of Southern California, and an associate professor at the University of Denver.  Mel has designed and delivered graduate and undergraduate courses in project management, systems analysis, human factors & ergonomics, human resource management, logistics, systems acquisition, systems engineering, marketing management, ethics, constraint management, operations research, production/operations management, information systems, management control systems, managerial economics, accounting and finance. He also managed a major educational program for 250 senior Development Managers at IBM Corporation. He studied constraint theory and tools at the Avraham Y. Goldratt Institute of New Haven, Connecticut.