Jonathan Oppenheimer

Active Investor

Founder & Partner

Johannesburg, Gauteng

Jonathan Oppenheimer, Founder & Partner is an active investor based in Johannesburg, Gauteng. This profile covers what Jonathan Oppenheimer backs, at which stage, and how founders can reach out in 2026.

Mr. Jonathan Oppenheimer is the Founder & serves as Partner at Oppenheimer Partners. He is an Angel Investor. He serves as Board Member at Polar Night Energy. He is a South African businessman and philanthropist. He began his career at NM Rothschild & Sons, before moving to Anglo American and subsequently De Beers, where he held several senior management roles in Southern Africa and London for over two decades. He founded Oppenheimer Partners in 2016, with the aim of creating an investment group that will span the primary pillars and sectors of key markets over time.

Investor type: Angel
Stages: Early Stage VentureLate Stage Venture
Invests in: Climate & EnergyGaming & Entertainment
Location: Johannesburg, Gauteng
Typical check: $3.8M
Past investments: 3

Notable investments

The De Beers Group of CompaniesPolar Night EnergyViridix

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Frequently Asked Questions

What does Jonathan Oppenheimer invest in?

Jonathan Oppenheimer invests in Climate & Energy and Gaming & Entertainment, typically at Early Stage Venture and Late Stage Venture. Match your sector and stage, then reach out with a personalized pitch.

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