Investment Partners

About 4Di Capital Fund 1 (4Di):
4di-logo4Di is an independent early-stage technology venture capital fund based in South Africa’s “Silicon Cape”. 4Di’s investors include the Reinet Fund, a Luxembourg based private equity investment fund chaired by Mr Johann Rupert, and E. Oppenheimer & Sons, an investment holding company representing the interests of the Oppenheimer family.

Nurture capital is the term that best describes 4Di’s purpose and philosophy. In the early days of any business, support, mentoring and access to networks is just as important as seed capital. Using tried and tested international venture capital best practices, adapted for local use, 4Di believe in agile entrepreneur-friendly finance without frills, and in working as a team with their investees to achieve their true potential.

4Di targets startup investment opportunities with high growth potential at the seed- and early-stages in the mobile, enterprise software and web sectors, seeking founder teams with hungry passion, commitment, domain expertise and deep insights into the large market problems they wish to solve with their technology solutions.

About E. Oppenheimer & Son:
E. Oppenheimer & Son International is an investment holding company representing the interest of the Oppenheimer family, founders of the global mining company Anglo American (, and managing shareholders of De Beers (, the world’s leading diamond company, until its recent acquisition by Anglo American.

E. Oppenheimer & Son International has an extensive private equity portfolio through Stockdale Street, an investment company that invests in leading private equity funds in the United States, Europe and Asia; and through Stockdale Street South Africa, which invests directly in South African companies, often working alongside leading South African corporations and private equity firms.

The Oppenheimer Family interests have deep African roots, with four generations of investing experience on the continent. They have an intimate understanding of doing business in Africa, and a commitment to furthering the socio-economic development of the continent.

About Reinet Fund S.C.A, F.I.S.:
Based in Luxembourg, Reinet Fund is a listed private equity investment fund. The Fund is managed by Reinet Fund Manager SA, under the Chairmanship of Mr Johann Rupert.