The people behind Yanna Group.
Yanna is led by an executive directorate and a cross-disciplinary advisory bench — operators, investors, and specialists with deep experience across the African continent.
DIRECTORATE

PROFESSORSTEPHENJEFFERY
Director — SLATE Surgical
A pioneer in urogynaecology and surgical simulation, leading SLATE's vision for transformative medical education across the continent.
#builttoendure
Our leadership philosophy is patient and generational. We build institutions that mature with time — disciplined capital, considered governance, and operators who stay with the work long after the announcement.
ADVISORY BENCH
Chair, Strategic Resources
Institutional capital, infrastructure, and African resource architecture.
Chair, Hospitality
Boutique operations and lifestyle portfolio governance for Ash Hospitality.
Chair, Viticulture
Estate winemaking, export distribution, and brand stewardship for Avia.
Group Counsel
Corporate governance, transactions, and cross-border regulatory strategy.
Named profiles for the broader advisory and executive bench are released selectively — please contact the group for institutional or media inquiries.
Engage the Directorate
Institutional, media, and partnership inquiries are reviewed by the executive office.