Sandra Voyadzis

Executive and leadership development expert with over a decade of experience coaching senior leaders, building high-performing teams, and designing global talent strategies. Founder of Sandra Voyadzis Coaching, partnering with executives and organizations to enhance leadership effectiveness through evidence-based coaching, assessment debriefs (EQi, Hogan, DiSC, 360s), and transformational development programs.

Brings extensive corporate leadership experience, including serving as Head of Global Coaching and Leadership Development at EDP Renewables North America, where she designed and scaled coaching initiatives across North America, Europe, and APAC. Proven track record in embedding coaching cultures, advancing leadership capability, and aligning development strategies with business performance and wellbeing outcomes.

Trusted advisor to top-tier academic institutions including Rice University and Texas A&M, delivering team coaching, mentor coaching, and leadership development for MBA and emerging leaders. Known for blending emotional intelligence, adult learning theory, and organizational strategy to drive sustainable leadership growth, engagement, and cultural transformation.