Coaching & Consulting
With Certified Business Coach, Trained Actor & Business Graduate Sandra Bertalanffy (Dipl.-Kffr. | ACC)
Lead with confidence, speak with impact, and grow with purpose. Unlock your full potential in Leadership, Public Speaking, and Personal Development with a unique blend of business expertise and performance training.
Leadership
Create impact with centered communication & purposeful strategy.
Work with a trailblazer coach to sharpen your strategic communication skills and build sustainable, loyal teams.
“Working with Sandra transformed the way I lead—sharper intention and an empathetic communication style that elevates team performance.”
- Diego Córdova Zapata 𒀭 Senior Manager, Fortune DAX Chemical Company 𖡡 Germany
Public Speaking
Command the stage with grounded confidence and memorable presence.
Unleash your inner stagebeast with a professionally trained actor—grounded, authentic, and built to last.
“Sandra helped me find my voice and focus on what truly feels authentic.”
- Jada Leigh 𒀭 Lifestlye Blogger, The Aligned Co. 𖡡 St. Croix, USVI
Personal Development
Master your mindset, boundaries and decision-making competencies.
Work with a certified business coach to gain clarity and confidence—practical, deep, and built for sustainable personal growth.
“Sandra helped me navigate through doubts and insecurities that I had built around change.”
- Mafalda da Assunção Martins 𒀭 Artist & Graphic Designer 𖡡 Lisbon, Portugal
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![Kelly Anderson • Filmmaker & Chair at CUNY]()
"Sandra made an overwhelming transformational process smooth and efficient.”
Kelly Anderson • Filmmaker & Chair of Film and Media Studies of Hunter College (CUNY) • New York City, USA
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![Diego Córdova Zapata, Senior Manager Controlling]()
“Sandra continuously offers a challenging perspective and holds me accountable.”
Diego Córdova Zapata • Senior Manager, Fortune Dax Chemical Company • Germany
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![Ryan Joseph, Multimedia Producer & Educator]()
"Sandra is clear, concise, organised and made me feel guided safely throughout."
Ryan Joseph • Multimedia Producer & Educator • Jersey City, USA
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![AnnMarie Colucci, Employment Engagement Specialist]()
“Sandra’s ability to bring lightness to the transformational process is truly inspiring.”
AnnMarie Colucci • Employment Engagement Specialist • NYC, USA
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![Allison Lirish Dean, Urban Planner & Journalist]()
“Sandra offers just the right combination of honesty, nudging, and encouragement.”
Allison Lirish Dean • Urban Planner & Journalist • NC, USA
Let’s Talk.
Take the first step toward meaningful change by reaching out to learn how I might support you.