Lead Boldly.
Grow Strategically.
Scale Confidently.
After building startups and leading digital innovation for Fortune 100 companies and nonprofit organizations, Sheun David Onamusi is on a mission to help founders and growth teams embed strategic execution, digital proficiency, and high-impact leadership.
Grounded in people-centered leadership, Sheun, through SDONAMUSI Inc. and a global network of consultants, delivers fractional C-Suite and digital transformation services that drive execution, accelerate growth, and turn bold ideas into measurable results.

Services for startups and mid-sized companies.
Who We Are
SDONAMUSI Inc.
The Modern Mandate™ reframes leadership for today’s world.
In an era of technological and culture disruption, effective leadership is no longer defined solely by results. It requires ethical governance, measurable growth, and a thriving workplace culture that attracts and retains top talent.
SDONAMUSI INC. is your catalyst partner for navigating complex commercial and technical challenges. We are a specialized consultancy offering Fractional Chief Sales and Marketing Officer services, with a secondary focus on Digital Transformation and Operational Turnaround. Our strength lies in developing leadership proficiency to align with bold vision and real-world operational execution.
You are best seeing the work we do like that of being a hands on ‘Alchemist’ consultant friend who brings everything together and simplifies the complex.
Sometimes you need that friendly expert mindset that zooms out into the future and brings back the 5 year plan into present day execution.



















