Dynamics Research Corporation is an innovative solutions provider delivering engineering, logistics, training, simulation & modeling and information technology services to the government and commercial sectors.

Dr. Eli Goldratt, the Creator of Theory of Constraints. Provides the latest news, methodologies and applications in TOC. Goldratt's Market Group also provides education and training seminars and courses.

With 60,000 professionals in more than 160 countries, IBM Business Consulting Services can manage your initiative -- from strategic thinking to implementation.

TOC-Japan is an alliance partner of Vector Strategies, helping to spread TOC knowledge in the world’s second-largest economy.

Sierra Management provides innovative and quality support services in the areas of Information Technology, Engineering, Logistics and Management Solutions.