• Middle Market 4.0
    (the Fourth Industrial Revolution)

    Helping Middle-Market leaders 4.0 solve the problem of problem solving
    in growth, scale and exit-transition with 'best in class 'methodology

  • Passion

    Grey Matter Global Ltd. is a leadership strategy consultancy for middle-market business 4.0. - the fourth industrial revolution. We help leaders prepare/shift mindset from
    ‘3.0’ to ‘4.0’, to master lifecycle change and solve difficult problems.

  • Special COVID-19 Middle-Market Business Continuity Support

    Recovery & Reboot package

  • John Grisby FHEA CMBE CMgrMI MA

    John is both a Professor in Practice Leadership/Management and Managing Partner at Grey Matter Global Ltd., a leadership strategy consultancy. He helps prepare/shift middle-market businesses and leaders from pre-digital age skills '3.0' to digital age '4.0'. He is an expert integrating unified science and academic/theory with real-world application to solve difficult problems and achieve results.


    CEO (SME Performance/Development Sector)
    We are very fortunate when we met John who shares our passion and values. He has a track record in coaching people to high standards of capability and performance. For us an extremely fortunate chance encounter.

    CEO/Founder (MD Business Growth Sector)
    John inspires leaders to be the best they can be. He recently did a four-hour presentation as our speaker on how leader-manager-coach approach enhances role and business performance.
    The learning was profound and his execution outstanding, it had humour and authority. I feel very happy to recommend him as a speaker, a coach and facilitator.

    MD (Next Generation Talent Forum)
    John was able to take a complex subject and deliver a creative and interactive session which received some of the best feedback yet. I look forward to working in the future.

    Sales Director (MD Development and Education)
    John uses his unique ability vast experience to define his approach and help top-level leadership and management to hone their skills. Having someone like him to clarify both business and personal objectives, something that it is easy to lose sight of in the hustle and bustle of daily work, leads to greater focus and better, more satisfying, results.

  • XPX UK

    Advisors Collaborative Roundtable: for Middle Market Professionals and Business Owners

  • Exclusively Middle-Market

    • Double business valuation (EBITDA) in accelerated time scale  (1-2 years).
    • Diagnose business holistically (problems, symptoms and manifestations).
    • Solve difficult problems and deliver opportunities at the current growth stage.
    • Prepare CEO/MD and team for the next growth stage.
    • Build capacity to work ‘In’ (day-to-day) and ‘On’ (strategy). 
    • Predict future problems to allocate resources.  
    • Stop day-to-day ‘fire fighting'.
    • Avoid typical business 'Founders/Family Trap' and premature ageing.
    • Double EBITDA in accelerated time scale (1-2 years)
    • 'Sweet spot' for Buy-to-build', internal growth building and op management.
    • Create 'Fast Track'/'High Growth' business practices.
    • Position business for year-on-year growth, new investment, trade sale or IPO
    • Predict future problems to allocate resources.  
    • One 'best in class' standardised process applies to any business, sector or industry.

    Become a member of XPX London Chapter and receive multiple benefits:

    • Meet and connect with professional advisors who work collaboratively to help. private business owners in the premier private market.
    • Learn about the 'three pillars' of selling your business.
    • Build relationships and expand your network with other business owners.
  • Strategic Partners

    Corporate LifeCyclesMD LLC

  • Connect With Us

    All Posts