Our Team

The fund is managed by Rowan Williams. Rowan holds an MPhil (Cantab) and is a CFA charter holder with 25 years’ investment experience in equity markets and private equity. Petri du Plessis is operations manager, responsible for operational management including treasury and reporting. He has a BCom Honours in Accounting from the University of Pretoria and is a registered CA(SA) and a CFA charter holder. Willem Oldewage and Kago Moeng fulfill the roles of investment analysts and focus on fundamental analysis. Willem holds a BCom Honours degree in Investment Management and is a CFA charter holder. Kago is a CFA level 2 candidate and has a Bcom Honours Degree in Investment management.

Rowan Williams

BSc (Hons) MPhil (Cantab), CFA – Chief Investment Officer
Rowan has over 20 years investing experience in the South African market including involvement in listed equities, private equity, derivatives, portfolio management and IPO’s. He currently manages the equity hedge fund portfolios on behalf of Nitrogen Fund Managers. Prior to this he managed a close-end private equity fund on behalf of Nitrogen Fund Managers. He has an in-depth knowledge of the financial markets having completed the CFA designation in 2000. He has specific industry knowledge in the areas of financial services and information technology having been a director and worked with a number of companies in these industries.
Prior to his co-founding i capital in 1998, Rowan was a Senior Consultant within the strategy discipline in the South African office of Gemini Consulting, a leading international management consultancy. Rowan has a master of Philosophy (Land Economy) degree from Cambridge University, where he studied as a Cambridge Livingstone Trust Scholar, and a BSc Honours (with distinction) from the University of the Witwatersrand. He is also a holder of the Chartered Financial Analyst (CFA) designation. He also appears regularly on radio and TV where he comments on the JSE and various companies listed on JSE.

Rowan Williams

Petri du Plessis

BComm (Hons) CA(SA), CFA – Operations Manager
Petri is the operations manager, responsible for operations, administrative support and treasury management for the funds. He has completed his B Comm Honours degree in Accounting at the University of Pretoria and is a qualified CA(SA). Prior to joining Nitrogen Petri completed his articles at EY and was seconded to the US afterwards. Petri is also a holder of the Chartered Financial Analyst (CFA) designation.

Petri du Plessis

Willem Oldewage

BComm Hons (Investment Management), CFA – Senior Analyst
Willem joined the Nitrogen investment team in 2018 as an analyst, responsible for fundamental equity analysis as well as trade execution. Willem completed his BComm Honours degree in Investment Management at the University of Johannesburg (UJ). Willem is also a holder of the Chartered Financial Analyst (CFA) designation and is currently enrolled for an MComm in Financial Management at the University of Johannesburg.

Willem Oldewage

Kago Moeng

BComm (Hons) – Junior Analyst
Kago joined the team in January 2024 as junior analyst responsible for fundamental equity analysis and trade execution. He is a CFA Level 2 Candidate.

Ryan Litye

Bsc (Computer Science) – Systems Developer
Ryan joined the Nitrogen team in November 2023, responsible for system development, enhancements, maintenance, and serves as in-house IT engineer.

 

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