OUR VALUES
Discretion Above All
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Judgment Earned
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Clarity Over Complexity
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Culture Matters
Identify and Develop Leaders
Enduring Impact

About Phil Johnston
Phil Shelbourne’s credibility as a leadership strategist stems from a rare combination of top-tier search expertise and hands-on operational leadership. Having navigated the C-suite as a former CEO, board director, and three-time CHRO through successful exits, Phil brings authentic, battle-tested perspective to senior executive alignment. His advice is grounded not just in theory, but in decades of shaping governance structures and guiding leadership teams through critical inflection points.
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Proven Governance, Search, and C-Suite Leadership Experience
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25+ Years of Global Leadership Advisory: Spearheaded 200+ Board searches and 100+ CEO/succession projects across Life Sciences and Technology.
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Battle-Tested Executive Track Record: Former CEO, active Board Member, and 3-time CHRO for high-growth companies with successful exits.
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Deep Ecosystem Influence: Published governance author, Hudson-certified executive coach, Advisor to Spencer Stuart, and Head of Talent at Cornucopian Capital.


