YONAVO - Your Nature Voice Institute
Speak so leaders listen - and act.
Make your voice as innovative as your vision: regulated, resonant, and unmistakably human.
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Our Signature Programs
Discover our tailored voice transformation programs, designed to empower individual leaders and provide comprehensive institutional support for companies, NGOs, and organizations.
Sprint Mentoring: Rapid Vocal Impact (3-4 Weeks)
An intensive 3-4 week program engineered for immediate vocal impact. Ideal for high-stakes leaders facing urgent presentations, critical negotiations, or pivotal team meetings. This program focuses on targeted techniques for rapid vocal enhancement, ensuring you project clarity and authority when it matters most.
Investment from €1,050
Flagship Mentoring: Enduring Voice Transformation (6-8 Weeks)
Our comprehensive 6-8 week program delivers deep, lasting transformation. Designed for visionary leaders committed to revolutionizing their vocal presence and embodying authentic authority. We delve into core breathwork, vocal resonance, and communication psychology to cultivate a voice that truly reflects your inner leadership.
Investment from €5,000
VIP Day: Master Your High-Stakes Message in One Day
An intensive one-day session exclusively for crafting and rehearsing your single, highest-stakes message. Experience immersive, one-on-one coaching to refine your delivery, optimize your vocal impact, and ensure maximum immediate resonance. Perfect for keynotes, investor pitches, or critical public addresses.
Investment from €2,500
MotherTongue Membership: Continuous Growth Community
A self-paced mastery journey offering continuous vocal evolution. This membership provides ongoing access to exclusive resources, advanced breathwork practices, and a supportive community. It's designed for leaders seeking sustained growth in voice, breath, and persuasive communication, ensuring your leadership voice remains vibrant and influential over time.
Annual Investment: €197/year

All our programs are available for individual enrollment, meticulously tailored to your specific leadership needs. Furthermore, they can be customized as comprehensive yearly, bi-yearly, or quarterly institutional support and coaching guidance, including In-House workshops, keynotes, and team-building retreats, for organizations seeking to empower their teams with unparalleled voice leadership development.
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Ready to Come Home to Your Voice?
It's not enough to merely find your voice; it's about deeply reconnecting with its authentic power, allowing you to truly 'come home' to its essence.
At YONAVO, we guide you to speak with the unwavering clarity and conviction that your unique leadership mission demands. This profound transformation reshapes your entire presence, hones the precision of your message, and dramatically amplifies your impact, all by tapping into the inherent, sovereign intelligence of your natural voice – a voice that is regulated, resonant, and unmistakably human.
Our innovative methodology is meticulously crafted, blending cutting-edge voice science to understand vocal mechanics, somatic psychology to address the mind-body connection in communication, and ancient embodied wisdom practices that unlock your innate vocal potential. This holistic approach empowers leaders to transcend mere 'performance' and cultivate a profound, authentic presence that resonates deeply with any audience.
This makes our programs indispensable for high-profile individuals like TEDx speakers aiming for breakthrough talks, NGO leaders advocating for change, dynamic consulting agencies influencing stakeholders, and executive teams seeking to amplify their collective impact and inspire decisive action.
Whether you're preparing for a critical presentation, negotiating a pivotal deal, or inspiring your team, YONAVO provides the tools and guidance to ensure your voice is not just heard, but deeply felt and acted upon. We help you unlock your full vocal potential, transforming communication into an art form that creates genuine connection and drives meaningful outcomes.
Mareike Kroschel
Certified therapist, award-winning entrepreneur, and recognized as a Top 1% LinkedIn Voice in Health Care
As the founder of YONAVO, she developed its unique voice transformation methodology. Her work is rooted in a deep understanding of human psychology and vocal physiology, empowering leaders worldwide to embody their authentic voice. Mareike's philosophy centers on the belief that a truly influential voice emerges from a place of inner alignment and profound self-awareness, allowing leaders to connect on a deeper, more impactful level. Through YONAVO, she champions a holistic approach to vocal mastery that goes beyond technique, fostering genuine presence and resonant communication.