Who We Are

We are a network of consultants based around the world working with a range of organisations across all sectors.

All consultants have worked in organisations, many are from our client organisations. We all have experience in applying and shaping these models so that they work in practice not just theory. Many have worked at very senior levels and have a deep understanding of how organisations function and can function well.

We also work collaboratively with others including partnerships with the Bioss consultancy organisation.

  • Ian Macdonald

    Ian Macdonald

    Ian established Macdonald Associates Consultancy in 1983.

    He was a staff member at Brunel University in London and continues to be associated there as an Honorary Fellow. His consultancy work has included many different countries, cultures and types of organisation from indigenous communities to financial services from mining to the Church and he continues to work across all sectors.

    He is the co-author of Systems Leadership; Creating Positive Organisations which forms the basis of Macdonald Associates’ work.

    Areas of Expertise

    • Organisational Design and Effectiveness
    • Leadership and Team Development
    • Organisational Health Analysis and Review
    • System Design and Implementation
    • Strategic advice especially CEOs
    • Training in all of the above

    Qualifications

    • BSc Psychology Hons 1972
    • Chartered Psychologist 1985
    • PhD Psychology 1991
    • Honorary Fellow Brunel 2011
    • Associations
    • British Psychological Society

  • Hilton Barnett

    Hilton Barnett

    Hilton Barnett is based in White River, South Africa.

    He began his career helping children who had developmental and behavioural difficulties. He worked in this field in a variety of institutional settings in Australia, the UK and South Africa.

    Hilton's focus shifted to improving the systems and structures by which services were being delivered to these children. This led into a move to the Anglo American Corporation, where his work included HR management, training, assessment and consulting.

    Since 1994 Hilton has consulted to the management of organisations as both leader and a member of teams in 7 countries. Much of this work has been in the mining industry, but he has also worked with a large bank, two government departments and a range of small organisations, including non-profit work.

    Hilton's focus is effective working relationships, driven by a positive culture, effective leadership behaviour and work clarity.

    Areas of Expertise

    • Consulting on the application of Systems Leadership principles
    • Leadership training
    • Working in different cultural contexts
    • Development of positive and productive cultures, including safe work
    • Organisational structure and systems analysis and re-design
    • Capability assessment and management

    Qualifications

    • Bachelor of Social Science in Psychology and Sociology, University of Cape Town
    • M.A. Psychology, Sydney University

    Associations

    • Macdonald Associates Consultancy
    • Salient Consulting
    • Response Consulting Australia
    • Shareholder of Hilton Barnett & Associates
    • Member of IODA (International Organisation Development Association)

  • Rod Barnett

    Rod Barnett

    Rod enjoys providing support and coaching to line leaders as they go about creating the right environment for people to engage and give of their best. He has experience in the fields of organisational change, education, organization development and training.

    He has worked across a range of businesses and non-profit organisations in Australasia, South Africa, Ghana, Indonesia, U.S.A. and Brazil.

    He is based in Sydney, Australia.

    Areas of Expertise

    • The Systems Leadership approach
    • Consulting to executives
    • Coaching of line leaders
    • Facilitation of workshops
    • Working on systems and structure of organisations
    • An integrative approach to organisational change

    Qualifications

    Rod holds degrees and post-graduate qualifications in the Arts, Education and Theology.
    He also holds an honours degree in Organisational Psychology.

    Associations

    • Principal of Salient Consulting
    • Vice President of International Organisation Development Association (IODA)

  • Phillip Bartlett

    Phillip Bartlett

    Phillip has over 25 years of experience as an Organisational Development consultant/advisor (after experience in the mining industry in HR, training and labour relations roles) and operated his own business for 15 of those years. During that time, he has worked with many mining and processing organisations, including in the Gold Industry, in all aspects of their operations and corporate offices. He has worked in Australia, New Zealand, the USA and Europe and been in the application of the Systems Leadership modeling since 1994.

    Areas of Expertise

    • Organizational Analysis and Advice
    • Leadership & Team Development
    • Cultural Review & Development
    • Systems Review & Redesign

    Qualifications

    • BA (Psych)
    • Associations
    • Member, Australian Institute of Company Directors
    • Charted Member, Institute of Management Consultants

  • Rob Chaston

    Rob Chaston

    Based in Sydney, Australia, Rob has been consulting since 2002 in a number of industries including coal mining, coal logistics, aluminium smelting, law, information technology, shipping logistics, retirement villages and not for profit. His clients have principally been located in Australia and Oman.

    Prior to establishing his consultancy, he accumulated over 37 years corporate experience in senior roles in the Banking and Finance sector.

    Rob has developed a strong interest in the nurturing of people as individuals and in teams. He believes in a total management approach and regards himself as someone who works on the business rather than in it.

    An accredited Master Coach, Rob also believes that the only way to achieve change in an organization is to drive the behaviours designed to improve and lift the performance of leaders and the teams they lead.

    Areas of Expertise

    • One on one executive coaching
    • Organisational analysis; Systems and Symbols audits
    • Teamwork training; Working Together program
    • Leadership skills training; Social Process skills for leaders

    Qualifications

    • Institute of Affiliate Accountants

  • David Dadswell

    David Dadswell

    David Dadswell has been consulting with commercial, public and voluntary organisations for over fifteen years. After a career in church and higher education work, he joined Macdonald Associates Consultancy in 1996 as General Manager and then Chief Operating Officer, Director and Principal.

    He has worked as a consultant with commercial concerns such as resources, utilities, pharmaceuticals, and financial institutions, public bodies such as universities, schools and local authorities and voluntary organisations such as local and national churches, mental health charities and housing associations. He has worked in organisations in USA, Canada, Germany, Australia, Russia, Thailand, New Zealand and the United Kingdom.

    From 2009, he has been Director of Systems Leadership Consulting Ltd, based in Windsor, Berkshire. He is a tutor on the MA in Consultancy for Mission and Ministry at the York Institute for Community Theology at York St John University and Principal Consultant of the Oxford Centre for Ecclesiology and Practical Theology at Ripon College, Cuddesdon.

    Areas of Expertise

    • Training in leadership & teamwork
    • Organisational structure and cultural change
    • Systems and policy design
    • Organisational analyses and evaluations
    • Cross cultural work
    • Church consultancy

    Qualifications

    • MA (French & Italian), Oxford University
    • MPhil (Youth and Community), Brunel University

    Associations

    • Member, British and Irish Association of Practical Theology

  • Roy Feltham

    Roy Feltham

    Roy is a chartered gas engineer with 30 years experience of operational management and strategy development in the UK gas industry. He was the founding chairman of the organisation appointed by government to develop occupational standards and address the skills needed by the gas industry. The remit was extended to include energy, utility and waste management sectors. Roy designed a competence management scheme to meet government permitting requirements and is advising on its implementation.

    Roy is a partner and technical director of Rune Associates who provide gas engineering services in Great Britain and in other countries.

    Roy led significant programmes of organisational and cultural change as part of the transformation from a large integrated state monopoly to a commercially focussed and regulated public gas transportation company. He has since successfully applied the Systems Leadership praxis to advise and support clients in developing coherent organisations that deliver effective business performance.

    Areas of Expertise

    • Gas transportation engineering
    • Safety management
    • Organisational and leadership development
    • Systems design and implementation
    • Competence management

    Qualifications

    • BSc Mechanical Engineering

    Associations

    • Member of the Institution of Gas Engineers and Managers
    • Member of the Energy and Utilities Sector Skills Council
    • Member of the Institute of Directors

  • Chloe Hall

    Chloe Hall

    Chloe works with people who want to make a difference. She is drawn to values-driven organisations and has worked in a variety of sectors including government, corporate, arts and not-for-profit. Special interests include leadership development, communication, culture and diversity.

    Chloe has consulted in Organisational Development and Communications for clients including The Salvation Army, I CAN Network, Ranters Theatre, Viva Energy Australia and The County Court of Victoria.

    Chloe has also written songs for film and television (including 3 gold albums), released 6 albums of original songs and toured extensively in Australia, Canada, Europe and the UK.

    Chloe is on the board of directors for the I CAN network (a mentoring network for young people with autism) and Kids' Own Publishing (a community publishing organisation working with artists and children from marginalised communities).

    Areas of Expertise

    • Cultural review and transformation
    • Organisation and systems design
    • Communications
    • Workshop design and facilitation
    • Executive coaching
    • Building capability in arts and community organisations

    Qualifications

    • Master of Business Administration (MBA), Swinburne University

    Associations

    • Australian Institute of Marketing (AIM)
    • McGill and Associates Consulting
    • Babel Fish Group
    • I CAN Network
    • Kids' Own Publishing
    • Organisational Development Australia (ODA)
    • Victorian Facilitators' Network (VFN)

  • David Hodgson

    David Hodgson

    David has over twenty years in the mining, manufacturing and project sectors in Australia and internationally in a unique combination of senior positions. His experience spans both site and corporate settings with Rio Tinto, MIM and Xstrata and includes operations, maintenance, HR and OD management roles.

    As a consultant, David has a successful track record in Australia, Indonesia, Canada and the Middle East providing specialist support to executive leaders in developing and implementing strategic organisational and leadership improvements.

    Areas of Expertise

    • Organisational review, restructuring and problem solving
    • Organisational improvement planning and implementation
    • Human resources management systems review and design
    • Process consulting and facilitating
    • Leadership development and coaching

    Qualifications

    • MBA Program, Graduate Certificate in Business Administration, UQ
    • Associate Diploma in Mech. Eng. (selected units), DDIAE
    • Mechanical Trade Apprenticeship, TAFE

  • Hilary Ison

    Hilary Ison

    Hilary is an experienced facilitator and has been consulting with the public and voluntary sectors and church organisations in the UK since 2002. She is currently based in London. She has worked in church, hospice and educational contexts and has extensive experience of vocational assessment and selection processes.She has taught on the Tavistock & Portman NHS Trust MA in Organisational Consultancy (Liverpool Centre) as well as teaching group dynamics and formational studies to people training for church ministry.

    Hilary’s particular interest is in Systems Leadership, facilitating individuals, groups and organisations to think about how work is organised and how people work together in the system. She has facilitated the development of a Regional Training Partnership with multiple stakeholders and the reorganisation of voluntary organisations, as well as teaching on a Systems Leadership Course for leaders and managers in commercial business.

    Areas of Expertise

    • Organisational change and development
    • Strategic planning and application
    • Working with leaders and teams that are 'stuck' or in conflict
    • Training in Systems Leadership and Team Working
    • Individual work consultancy
    • Church consultancy

    Qualifications

    • MA Theology, Culture & Society, Manchester University
    • MA Organisational Consultancy: Psychoanalytic Approaches, Tavistock Clinic (University of East London)

  • Geoff McGill

    Geoff McGill

    Geoff has held senior executive roles in the APS, the resources sector and banking and finance. The focus of these roles has been primarily on workplace and cultural change and the policies and systems to implement and sustain major improvements in performance and behaviour at the national, enterprise and workplace level. In the APS the focus was on national policies to support industrial relations and workplace reform and in the private sector as a thought leader and advisor on the development of enterprise bargaining, employee engagement and labour market reform.

    A particular focus within the companies where Geoff has been employed has been on the development of organisational and leadership capabilities to understand and lead cultural change at the workplace and understand and apply the building blocks of employee engagement. He has continued to provide this support to a range of private, public and not for profit organisations in his consulting practice which is informed by his ongoing research work as Visiting Industry Scholar at the Workplace Research Centre, Sydney University.

    In the course of his career, Geoff has worked with the International Labour Office in Geneva, as a national trade union advocate and has taken on a number major overseas assignments in New Zealand, the UK , the USA , South America (Venezuela), in the Middle East in Oman. He is currently working in Queensland on cultural transformation in a major coal producer.

    Areas of Expertise

    • Organisation and System Design
    • Understanding and shaping culture
    • Employee Relations Strategy and Employee Engagement
    • Workplace Culture Surveys
    • Role Clarity and Role Design
    • Labour Market Reform

  • Brian Midgley

    Geoff McGill

    Geoff has held senior executive roles in the APS, the resources sector and banking and finance. The focus of these roles has been primarily on workplace and cultural change and the policies and systems to implement and sustain major improvements in performance and behaviour at the national, enterprise and workplace level. In the APS the focus was on national policies to support industrial relations and workplace reform and in the private sector as a thought leader and advisor on the development of enterprise bargaining, employee engagement and labour market reform.

    A particular focus within the companies where Geoff has been employed has been on the development of organisational and leadership capabilities to understand and lead cultural change at the workplace and understand and apply the building blocks of employee engagement. He has continued to provide this support to a range of private, public and not for profit organisations in his consulting practice which is informed by his ongoing research work as Visiting Industry Scholar at the Workplace Research Centre, Sydney University.

    In the course of his career, Geoff has worked with the International Labour Office in Geneva, as a national trade union advocate and has taken on a number major overseas assignments in New Zealand, the UK , the USA , South America (Venezuela), in the Middle East in Oman. He is currently working in Queensland on cultural transformation in a major coal producer.

    Areas of Expertise

    • Organisation and System Design
    • Understanding and shaping culture
    • Employee Relations Strategy and Employee Engagement
    • Workplace Culture Surveys
    • Role Clarity and Role Design
    • Labour Market Reform

  • Graeme Mitchell

    Graeme Mitchell

    Graeme is a senior consultant in organisational psychology who advises senior management in large to medium sized businesses on organisational performance and leadership issues. Graeme became an associate of MAC in late 2006 and worked on a range of projects for them that focused on organisational audits and team leadership workshops at Rio Tinto mining sites in Australia. Prior to that he worked for a major Australian agribusiness company and continues to consult to them today on leadership development.

    More recently, he has been involved in assessing and coaching leaders in a BHP coal (underground) joint venture in the Queensland Bowen Basin which has included building individual leader skills in team member engagement. His earlier work was for Rio Tinto in executive training which involved facilitating "Working Together" workshops as well as designing & delivering cross cultural management development programmes.

    Areas of Expertise

    • Team leadership and membership training
    • Coaching leaders
    • Organisational analyses
    • Interpersonal (social process) skills training
    • Workforce surveys (including safety)
    • Human resource systems design

  • Sarah Pearse

    Sarah Pearse

    Working in Organisational Development, Sarah has experience across numerous industries including mining, agribusiness, meat processing, health, education, heavy haulage and tourism.

    Sarah's expertise lie in helping leaders create positive organisations through the delivery of large scale change initiatives, cultural assessments, systems design and strategic interventions.

    Sarah has worked with not-for-profit, private and public sectors in several countries including Australia, New Zealand, South Africa, Zambia, Ghana, Mexico and Brazil.

    ​Areas of Expertise

    • ​Cultural Review and Development
    • Systems Review and (re)Design
    • Leadership and Team Development
    • Workshop design and facilitation
    • Working in different cultural contexts (proficient in English, Spanish and Portuguese)

    ​Qualifications

    • Master of Organisational Psychology
    • BA(Psych)

    ​Associations

    • ​Response Consulting Australia
    • Member of Australian Psychological Society
    • Macdonald Associates Consultancy
    • Principal of Organisational Development Insights

  • Mark Potter

    Mark Potter

    Mark's consulting work has seen him working across a range of industries including Mining, Oil Refining, Rail Transport, Air Transport, Local Government, Universities, Scientific Research and the Banking & Finance Sector, working in Australia and North America. He is committed to working with leadership at all levels in organisations to help them create an environment where people can willingly give their best each day at work.

    Mark established M Consulting management consultancy based in Sydney, Australia in 2002. His prior experience includes executive management roles in the banking and finance industry, coaching and mentoring roles, lecturing at post-graduate level and property transactions.

    Clients have included: BHP Billiton/BMA, Caltex, City Council of Canada Bay, Commonwealth Bank of Australia, Ensham Resources, Interail Australia, Northparkes Mine, OneSteel, Port Kembla Coal Terminal, Port Waratah Coal Service, Rio Tinto Coal Australia, Sydney University, Thermo Fisher Scientific, Virgin Australia Group and Vale Inco.

    Areas of Expertise

    • Culture and Change Management Processes
    • Leadership and Team Development
    • Coaching and Mentoring
    • Organisational Review
    • Systems Review and Redesign
    • Training and facilitation