Marshall Goldsmith 100 Coaches

Discover the Leadership Diamond Within You

Revolutionary methodology that has transformed Fortune 500 executives across six continents. Featuring the breakthrough Équilibre Leadership Model and world's first AI-integrated coaching experience.

10,000+ Coaching Hours
6 Continents
Fortune 500 Companies
📖 Download Complete Book (PDF) 🔐 Read Complete Digital Book
The Diamond Quest Book Cover
Inner Diamond
Leading Spirit
Emotional Balance
Fly Around
Field of Influence

Your Leadership Journey Begins

Every great leader has a moment of discovery—when they realize their greatest strength isn't something they need to develop, but something they need to uncover. Your Diamond Quest starts with recognizing the brilliance that's already within you.

💎 Start Your Diamond Quest

Why Most Leadership Development Fails

After 17 years coaching global leaders, Philippe Grall discovered the fundamental flaw in traditional approaches

Traditional Approach

  • Focuses on external skills
  • Treats symptoms, not causes
  • Creates temporary improvements
  • Fights against natural patterns
  • One-size-fits-all solutions

Diamond Quest Approach

  • Transforms internal character patterns
  • Addresses root causes
  • Creates lasting transformation
  • Aligns with authentic self
  • Personalized to your unique diamond

"You are a diamond for our company! Still a rough diamond that needs to be polished, but you are a diamond."

— Debari-san, Tokyo, 2006
The conversation that launched the Diamond Quest methodology

The Équilibre Leadership Model

Five integrated facets that create consistent leadership excellence

Inner Diamond

Your core strengths, talents, and authentic presence that form the foundation of your leadership brilliance.

  • Natural talents and gifts
  • Authentic leadership presence
  • Core values and principles
  • Unique leadership signature

Leading Spirit

Your vision, purpose, and inspirational capacity that guides and motivates others toward shared goals.

  • Clear vision and direction
  • Inspirational communication
  • Purpose-driven leadership
  • Ability to rally others

Emotional Balance

Your ability to navigate emotions consciously and skillfully, maintaining equilibrium under pressure.

  • Emotional self-awareness
  • Stress management
  • Empathy and connection
  • Conscious response vs. reaction

Fly Around

Your adaptability, learning agility, and innovative thinking that enables navigation of complex challenges.

  • Adaptability and flexibility
  • Creative problem-solving
  • Learning agility
  • Innovation mindset

Field of Influence

Your impact on others and ability to create positive change through relationships and organizational influence.

  • Relationship building
  • Organizational impact
  • Change leadership
  • Legacy creation

Character-Based Leadership

True Self

Your authentic leadership presence that leads with natural brilliance, confidence, and clarity.

Little Judge

Your protective mechanism that tries to keep you safe through control, perfectionism, or people-pleasing.

Most leaders don't know these characters exist. The Diamond Quest teaches you to work with them consciously, transforming internal conflict into integrated leadership excellence.

Trusted by Global Leaders

Philippe's methodology has transformed executives at world-renowned companies

"Philippe helped me discover my authentic leadership presence. The transformation was immediate and lasting."

Senior Executive Fortune 500 Technology Company

"The Diamond Quest methodology is unlike anything I've experienced. It's not just leadership development—it's leadership discovery."

Country Manager European Multinational

"After 25 years in leadership roles, I thought I knew myself. The Diamond Quest revealed dimensions I never knew existed."

Global CEO Multinational Corporation
World's First AI-Integrated Leadership Book

The Diamond Quest: Discovering Your Diamond

Book 1 of the transformational trilogy

Équilibre Leadership Model with Five Facets framework
PhilBot AI coaching companion integration
Proven Awareness-Used-Seen assessment methodology
Real client stories from six continents
Character-based development with True Self and Little Judge
Interactive coaching experience throughout
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THE DIAMOND QUEST
Discovering Your Diamond
💎
PHILIPPE GRALL
Marshall Goldsmith 100 Coaches

The Complete Diamond Quest Trilogy

1

Discovering Your Diamond

Assessment and awareness of your authentic leadership presence

Available Now
2

Polishing Your Diamond

Development and refinement of your leadership facets

Coming 2025
3

Shining Your Diamond

Impact multiplication and legacy creation

Coming 2025

Discover Your Leadership Diamond

Take the same assessment used with Fortune 500 executives worldwide

The Diamond Facets Assessment

This comprehensive evaluation reveals your unique leadership signature across all five facets using Philippe's proprietary Awareness-Used-Seen methodology.

15-minute assessment
Three-dimensional evaluation
Immediate insights
Personalized development roadmap

Three Assessment Dimensions:

Awareness: How conscious are you of this facet in yourself?
Used: How consistently do you apply this facet in your leadership?
Seen: How clearly do others recognize this facet in you?

Get Your Free Assessment

Your information is secure and will never be shared.

Marshall Goldsmith 100 Coaches

Meet Philippe Grall

Selected from over 18,000 global applications to join Marshall Goldsmith's exclusive 100 Coaches worldwide, Philippe brings a unique East-West perspective to leadership development.

10,000+ Hours of Coaching
17 Years in Japan
6 Continents
2,000+ Tokyo Executives

Credentials & Expertise

  • Marshall Goldsmith 100 Coaches (selected from 18,000+ applications)
  • NLP Trainer Certification
  • Certified Hypnotherapist and Handwriting Analyst
  • Tibetan Lojon Meditation 2nd Degree with Dr. Barry Kerzin
  • Master's Degree from ISTEC
  • 35+ years of personal development study

Notable Clients Include

Jerome Chouchan - President & CEO, Godiva Japan, South Korea, Australia & New Zealand
Alain Bernard - President & CEO, Van Cleef & Arpels
Richard Pinabel - General Manager, L'Oréal Luxe Portugal

Innovation Leader

Creator of the PhilBot AI coaching platform, launching globally in 2025 for both B2B and B2C markets. Philippe combines traditional coaching wisdom with cutting-edge technology to create scalable transformation experiences.

Begin Your Diamond Quest

Ready to discover your authentic leadership presence?

Get the Book

Start your transformation journey with Book 1 of the Diamond Quest trilogy

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Free Assessment

Discover your leadership diamond with our complimentary evaluation

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Join Community

Connect with other leaders on their Diamond Quest journey

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Your Leadership Diamond Awaits

Join thousands of global leaders who have discovered their authentic leadership presence through the Diamond Quest methodology.

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