Levels of Abstraction In Logic and Human Action

A global association of academics, managers, and consultants that focuses on spreading RO implementation practices and encouraging their use

Dr. Gerry Kraines, the firms principal, combines Harry Levinson's leadership frameworks with Elliott Jaques's Requisite Organization. He worked closely with Jaques over many years, has trained more managers in these methods than anyone else in the field, and has developed a comprehensive RO-based software for client firms.

Founded as an assessment consultancy using Jaques's CIP methods, the US-based firm expanded to talent pool design and management, and managerial leadership practice-based work processes

Former RO-experienced CEO, Ron Harding, provides ooaching to CEOs of start-ups and small and medium-size companies that are exploring their own use of RO concepts.  His role is limited, temporary and coordinated with the RO-based consultant working with the organization

Ron Capelle is unique in his multiple professional certifications, his implementation of RO concepts through well designed organization development methods, and his research documenting the effectiveness of his firm's interventions

A Toronto requisite organization-based consultancy with a wide range of executive coaching, training, organization design and development services.

A Sweden-based consultancy, Enhancer practices time-span based analysis, executive assessment, and provides due diligence diagnosis to investors on acquisitions.

Founded by Gillian Stamp, one of Jaques's colleagues at Brunel, the firm modified Jaques;s work-levels, developed the Career Path Appreciation method, and has grown to several hundred certified assessors in aligned consulting firms world-wide recently expanding to include organization design

Requisite Organization International Institute distributes Elliott Jaques's books, papers, and videos and provides RO-based training to client organizations