Nompumelelo Nxumalo

Head of Human Resource

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Nompumelelo joined Greystones Cargo Systems in January 2012. She is a strategic partner, with all key HR functions, as such she responsible for selection and recruitment, manages project and change, oversees employee relations and serves as chief negotiator, providing guidance & support to senior managers, organizational development and reviewing, developing policies & procedures.

Prior to joining GCS Nompumelelo has worked as a Human Resources Generalist from small to medium size organizations which include Crossley Holdings, Silveray Stationary Company and Capital Alliance. She also served in various committees, which include Employment Equity Committee, Compensation Committee and Health & Safety Committee.

As a professional she is always mindful of the confidential nature of HR work at both operational and strategic level.

Nompumelelo has 10 years’ experience in human resources and she holds an Honour’s Degree in Labour Relations Management from University of South Africa, Degree in Bachelors of Technology in Human Resources Management and a National Diploma in Human Resources Management from Durban university of Technology.

Siyamdumisa "Siya" Dube

Chief Financial Officer

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Siyamdumisa "Siya" Dube is the Chief Financial Officer at South Africa Cargo Services (Greystones Cargo Systems) in Durban, South Africa.He qualified as a Chartered Accountant in 2010. He has gained extensive experience in auditing (including internal, external and forensic audits), financial reporting, management consulting, defining financial processes and policies both in South Africa and USA. He has intense understanding of standards, laws and regulations applicable to financial environment in both private and public sector.

Specialties: preparation of financial statements, accounting support, fixed assets verification exercises and review of financial processes and policies, accounting, contract management, customer relations, financial, human resources, networking, optimization, performance management, policy analysis, supply chain management

Experiences: Finance Manager - Massdiscounters t/a Game and Dionwired, CFO Newcastle - Municipality, Senior Consultant (Manager) - KPMG, Senior Audit Associate - KPMG US, Audit Supervisor - KPMG SA

Themba Ngcobo

Chief Executive Officer

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Mr THEMBA NGCOBO is a prominent business person in KwaZulu-Natal with a diverse business interest in the following sectors:

Stevedoring, operating in all Port in South Africa;

Commercial property developments;

Manufacturing of white metal bearings;

Dairy & beef farming

He is the former President and Vice President of the following organisations:

Durban Chamber of Commerce & Industry;

South African Chamber of Commerce & Industry;


He currently serves on the following boards:

Business Partners Limited;

International Convention Centre:  ICC-Durban;

Artic Sun Property Developments

Mr Ngcobo holds a Bachelor of Commerce (Accounting) degree as well as a Certificate in Petroleum Policy Management & Economics from the University of Witwatersrand.

He is a member of the following Council:

University of KwaZulu-Natal

He previously served on the following boards:

KwaZulu-Natal Tender Board

EXEL Petroleum (now SASOL)

Three Cities Hotel Group

uShaka Marine Theme Park

eThekwini Best Practice City Commission

Mr Ngcobo also owned and operated a number of successful service stations in and around Durban and is currently the Franchisee and Fuel Retail Licence Holder of two Service Stations.

William Van Zyl

Chief Operations Officer

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Mr. William Van Zyl has been extensively involved in the stevedoring industry for over 18 years.


After 16 years of service with Transnet (SA Transport Services at the time) he joined Greystones Cargo Systems in 1998 where he was appointed as Container Terminal Manager.


He was promoted to Operations Manager in 2002, Line Manager for Containers and Bulk in 2005 and in 2013 was appointed as Chief Operations Officer.


He has attended International Port seminars and visited various SSA affiliated Terminals and has thus gained invaluable worldwide knowledge of the terminal operating industry. 

Hans Modipane

Business Development Manager

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Hans Modipane started his working career in the caravan warehouse & manufacturing environment and then later on spent just over 11 years in the shipping industry in various roles in sales and marketing including vessel capacity coordination, commercial planning, sales performance and key client management.

He holds a programme in International Marketing with UNISA, a Management Development diploma as well as a Leadership Development diploma with the University of Stellenbosch Business School.

He has also obtained training and certification in various sales and negotiation courses.