Our Team
Dedication. Expertise. Passion.
Our strength lies in the diversity, experience, and international, global perspective of our team.
Each project is supported by a team of external consultants, most of whom have been working with Missang for over 10 years.
WE SHARE MORE THAN A VISION : A PASSION.
The Core Team
Guy Kioni
Co-Founder and CEO
Dr. Guy Kioni is a results-driven entrepreneur and thought leader with extensive experience founding and leading ventures that bridge public and private sectors across Africa, the UK, and the Middle East.
He combines strategic leadership with deep expertise in critical mineral supply chains, digital transformation, and international economic diplomacy.
Passionate about creating sustainable, technology-enabled solutions, he champions local beneficiation, community empowerment, and inclusive growth as pathways to lasting socio-economic impact.
Mail: guy.kioni@missang.com
Debora Mongiovi
Co-Founder and COO
Results-driven Entrepreneur and Social Entrepreneur with extensive experience founding and leading ventures.
Skilled in strategic leadership, supply chain coordination, public image and driving business growth across diverse geographies.
Passionate about creating sustainable solutions that foster community development and positive change.
Cedric Ntumba
Chief Growth Strategist
Cedric Ntumba (ACA, FRSA) is a Chevening scholar (FCDO) and Chartered Accountant with over two decades of leadership experience in the private sector. He has raised capital (VC, PE, philanthropic and DFI), built and scaled technology ventures, and led private equity-backed businesses through periods of rapid growth and transformation. His experience spans Board Chair, CEO, CFO, and COO roles, providing a practical understanding of what it takes to lead at the sharp end of strategy and operations.
This commercial perspective sits alongside governance roles with, amongst others, SOAS University of London (Trustee/Ethics/HR)), the University of Oxford’s Centre for Global History (Advisory Board), Learning With Parents (Trustee/Chair of Finance), Chair of UK independent school Danes Hill School (Oxshott, Surrey) and Trustee/Finance Committee / ARC at the Shaw Trust (UK Top 15 and largest employment charity), where Cedric contributes to long-term strategy, oversight, and driving impact.
• Governance
• Senior Executive
• VC / PE - Education (Early years to Tertiary)
• Social Impact
• Finance
• Global South
