Greenspan Advisory Greenspan Advisory

Michael is a trusted advisor to senior executives and their teams in many of the world's leading companies

"Michael is clearly very credible at the most senior levels and he’s had a real impact at British Airways"

Alex Cruz

Chairman and CEO, British Airways


“Michael is first-rate and he’s been exceptionally helpful to KKR”

Johannes Huth



“Michael’s insights and ability to analyze my strengths and weaknesses were invaluable and have had a very positive impact on my evolution as a senior executive. I frequently call on the learnings years later, which tells you just how impactful his coaching was.”

Rene Haas

President, Intellectual Property Group, ARM

Silicon Valley

“Michael’s work with our UK Board was invaluable”

Matthew Key

Non-Executive Director, Burberry and BT Group; Former CEO, O2


“Michael helped me gain greater awareness of my strengths and development areas and guided me on how best to address these as I transitioned to my current role. I greatly valued his guidance and support.”

Simon Casson

EMEA President, Four Seasons Hotels and Resorts


“Michael has been a trusted advisor to our top leaders and teams across the US, EMEA and India for over 10 years. He’s done great work for us!”

Joan Lavin

Chief Talent Officer, KKR

New York

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Some of our clients

  • virgin Logo
  • goldman-sachs Logo
  • american-express Logo
  • kkr Logo
  • cisco Logo
  • british-airways Logo
  • arm Logo
  • o2 Logo
  • one-champ-v1-01 Logo
  • ge-lighting Logo
  • morgan-stanley Logo
  • four-seasons Logo
  • ferrero Logo
  • bridgepoint Logo
  • macquarie Logo
  • ubs Logo
  • NXP-v2 Logo
  • carlyle Logo




Michael works globally and his consulting is split evenly between the US, EMEA, Asia/Pac and India.

From the EU divisions of global investment banks, 200 year-old family-owned businesses and UK-based fintech firms…


New York

…to US corporates, PE firms and SMEs


and from

From Asia-based investment firms and unicorns…


to San

…to SaaS and semiconductor companies in the Valley.

He is often asked to accelerate Executive Committees and help top executives to lead – or transition - across regions.

  • About

  • Michael helps business leaders and their teams lead change in their companies and provides board-level performance coaching. He has particular expertise in accelerating the effectiveness of new CEOs and Leadership Teams.

    He is a Visiting Lecturer on Executive Committee Effectiveness at Oxford University’s Said Business School, is on the Editorial Review Board of the Journal of Consulting Psychology and is an Executive Mentor in the Strome College of Business at his alma mater, Old Dominion University, in Virginia. Michael also funds a scholarship at ODU for first generation and ethnic minority psychology students to study in England.

    He is a Licensed Psychologist in the US and the UK and before moving to the UK 25 years ago he was the Sport Psychologist for Arizona State University and the Arizona Cardinals of the NFL. When not working, spending time with his family or exercising he roots wildly (and somewhat masochistically) for USA rugby.