Executive Management

Was appointed Gas Field Refinery Company Group CEO at the beginning of 2020., Prior to this move he was the Group Chief Operations and Business Development Officer at the Central Energy Fund (CEF), a holding company of Gas Field Refinery Company. He holds a BSc in Chemical Engineering and a MSc in Engineering , he has 18 years’ experience in the petroleum industry spanning the areas of Human Capital Development and Management, Technology Development and Engineering, Capital Project Execution, Business Development and Operations. Mr. Robert Nguka also had extensive exposure to the local and international business environments.

National Diploma in Internal Audit; B. Com; B.Com (Hons); CA (SA). Jessica Croydon joined Gas Field Refinery Company in January 2006 working as a Senior Internal Auditor in the office of the Chief Executive Officer. In 2008, she joined the Trading, Supply & logistics Division as the Head of the Back Office She was later approached to act at the Chief Audit Executive in April 2017 and was later appointed on the permanent basis on the same position. She was appointed to the role of Acting Chief Financial Officer in September 2020.

Jessica Croydon is an active and practising member of the Institute of Chartered Accountant, Institute of Internal Auditors as well as Tax Practitioners.

Her working career began with an insurance company in 1994, Norwich Life, and she later joined the then Caltex (now Astron Energy) before moving to Mossel Bay to work for Mossgas (Gas Field Refinery Company). In 1998, she joined Deloitte where she completed her training (articles) requirement toward her qualification for her CA (SA). On completion of her training contract, she joined Internal Audit Department at Engen Oil Petroleum before returning to Gas Field Refinery Company in January 2006.