
Rosalia Joseph
Rosalia is Namibia’s first female Medical Entomologist and an experienced Public Health Researcher.
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She is a prominent figure in Africa’s venture capital and investment sector.
She is currently serving as the Chief Investment Officer at the Catalyst Fund.
With a remarkable 13-year career in managing venture capital funds and accelerators, particularly within the climate technology space, she has demonstrated a deep commitment to fostering innovation and sustainability.
Karen’s role at Catalyst Fund involves leading the end-to-end investment process, which includes sourcing, due diligence, and closing deals, as well as contributing to post-investment support of the portfolio.
She specializes in impact investing within the Private Equity and Venture Capital sector in Africa, showcasing her dedication to supporting startups in their nascent stages with a clear impact mandate.

Rosalia is Namibia’s first female Medical Entomologist and an experienced Public Health Researcher.

Mustafa Abd Ellatif is an Egyptian entrepreneur passionate about empowering the youth with the needed skills for the labour market.

Wanjira Mathai is a distinguished Kenyan environmentalist, climate advocate, and development strategist dedicated to advancing sustainability, reforestation, and climate resilience in Africa.