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Key Personnel
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Barend (Ben) Coetzee, Managing Consultant M Eng MBL
Ben joined the global TZMI team on a full-time basis in May 2006 as the TiO2 Pigment Specialist, working for TZPI. He is based in Durban, South Africa. He has a Bachelors degree in Electrical & Electronic Engineering, a Masters degree in Electrical Engineering and a Masters of Business Leadership.
Ben enjoyed an extensive career with Huntsman Tioxide spanning more than 12 years.
In 1992, he joined the Tioxide JV at its South African TiO2 plant holding various operational positions including Engineering Manager, Works Manager and Business Development Manager, before becoming Capital Manager for Tioxide’s global TiO2 business.
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Gavin Diener, Managing Consultant BSc Eng BCom
Gavin joined TZMI as a senior consultant in May 2008. Since graduating from the University of Natal with a Bachelors degree in Chemical Engineering he has enjoyed a 16 year career in the Anglo American Group, working in mineral sands, gold and iron operations. He joined the Namakwa Sands project in 1993 and has been involved in both the smelting and minerals processing aspects of the business. His final position at Namakwa Sands was the Operations Manager responsible for the mineral separation business unit.
Gavin has technical, management and business skills gained through experience in plant operation, pilot plant test work, plant design, plant commissioning, process optimisation, business analysis, operations management and product development.
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Sue Fitzgerald, Editor (BA Arts in Political Science)
Sue has been a journalist for about 25 years, 10 of the most recent as an Editor. Specialising in business and finance journalism, Sue has worked across a number of sectors including mining and energy, commercial, industrial and residential property as well as the financial planning/investment arena. Prior to joining TZMI, Sue was Editor-in-Chief of The Australian Mining Review and The Australian Oil & Gas Review, both national monthly Australian newspapers. Throughout the years, Sue has worked at daily newspapers in Australia, contributed to and/or edited national and international magazines as well as working in radio as a news producer/presenter. |
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Steve Gilman, Principal Consultant BappSc, FAusIMM, MAIME
Steve has had a diverse career in the minerals processing industry which, in addition to the mineral sands industry, has included experience in copper smelting, lime and cement manufacturing industries. The emphasis in his career has been in mineral sands operations. Since his employment at Allied Eneabba Limited as a metallurgist in 1976, Steve has had senior roles including General Manager for RGC’s operations in Florida, General Manager of the Eneabba operations, and Group Operations Manager for RGC Mineral Sands Limited. Steve joined TZMI as a Principal Consultant and Director in 2000.
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Machiel Keegel, Senior Consultant MSc
Machiel joined TZMI in November 2007 to build its global technical arm in the pigment sector and develop relationships with European clients. Machiel has a Masters of Science specialising in Raw Materials Engineering, from the Delft University of Technology and has worked in the TiO2 pigment industry for Kemira, Kerr-McGee, Tronox and Tiwest. Machiel’s main responsibilities have been in plant production including output, quality, cost, safety and environmental performance. He is a key contributor to the TZMI’s pigment publications.
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Tracey Kelly, Marketing & Business Development Manager (BCom)
Tracey has had a diverse career in marketing and business development over the past 10 years, ranging from automotive to finance industries. Tracey joined TZMI in 2010 and through business development and marketing is focused on ensuring TZMI’s clients receive the service and products which they require with a strong focus on customer service. She has been responsible for revamping the TZMI brand and assisting with strategic market development. |
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Galvin Lim, Senior Consultant B Eng Electrical & Electronic Engineering, PhD Electrical Engineering
Galvin joined the TZMI team in 2010 after 5 ½ years with Deloitte Consulting, spending 2 of those years in the London practice. Galvin’s consulting experience spans a wide-range of projects including project management, business process re-engineering, system implementation, cost review, business case development, gap analysis and benchmarking.
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David McCoy, Managing Consultant B Chem Eng, M Eng Mngnt, CP Eng, PE
David has been involved in the mineral sands and TiO2 pigment industry since 1997 in Western Australia and the US.
He joined TZMI in June 2004 and uses his experience to manage and consult on a wide variety of pigment related projects and TZMI’s pigment publications. He has a degree in Chemical Engineering from Curtin University of Technology, Western Australia as well a Masters of Engineering Management, with a major of International Finance.
David has worked in the mineral sands industry for RGC (now Iluka Resources) and Tiwest in process engineering, technical and engineering services roles. He has also had experience working in business management and global supply chain functions as a Senior Business Analyst with Kerr-McGee Chemical LLC in Oklahoma City USA
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Zayn Marlowe, Consultant BSc Eng (Metallurgy and Materials Engineering: Extraction Metallurgy)
Zayn joined TZMI in 2007 after starting his career in South Africa at Richards Bay Minerals. Zayn has extensive experience as a Process Metallurgist across smelter and iron processing plant operations with Richards Bay Minerals and is now a key contributer to TZMI as a Data Analyst and Metallurgical Consultant.
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Philip Murphy, Managing Director BSc (Hons), MSc, GDE (Mineral Economics)
Philip has a background in economic geology and mineral economics. He was a highly regarded commodity/mining analyst based in Johannesburg, specialising in titanium minerals and other industrial minerals, before joining TZMI in March, 1999.
Philip graduated from the University of Natal in 1986 and spent five years working for Gencor and the South African Department of Mineral and Energy Affairs. His main areas of expertise are in studying trends in commodity markets using fundamental supply/demand analyses; preparing industry research reports on the titanium minerals sector; and the financial analysis of mining companies.
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Grant Ribbink, Chief Operating Officer BSc (Hons) MCSE GAICD
Grant is an experienced professional services director and executive manager who recently joined TZMI as our General Manager. He started his career in geology, working in gold and base metal mining and exploration and diamond exploration before discovering a passion for business leadership. Over the last decade, Grant has held various senior management and board positions in information technology and intellectual property professional services firms.
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Alex Ryan, Senior Consultant (BSc Eng (Metallurgy and Materials Engineering: Extraction Metallurgy))
Alex joined TZMI as a senior consultant in 2011. After completing his BSc in Extractive Metallurgy at the University of the Witwatersrand in 1994 he began his career with Richards Bay Minerals as a plant metallurgist and later spent two
years working at Debswana’s Jwaneng mine in Botswana. He then took up a role with Namakwa Sands in 2000, going on to manage the secondary concentration plant at the Brand se Baai operations before completing a masters in business
administration in 2006 at the University of Cape Town’s Graduate School of Business. Following this, he joined SFA Oxford, a UK based platinum group metals consultancy, as a senior consulting analyst focussing on mine costs, producer and
project benchmarking, mine-closure inducement and project incentive pricing, and PGM recycling. |
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Gavin Williams, Managing Consultant BSc Engineering (Chemical)
Gavin joined the TZMI team in August 2008 after a career spanning 16 years in the Pyrometallurgical and Heavy Minerals Processing Industry. After completing his Bachelors degree in Chemical Engineering at University of the Witwatersrand in 1991, Gavin joined the Pyrometallurgy Division at Mintek gaining considerable experience in the operation of both AC and DC electric arc furnaces. He then joined Richard Bay Minerals gaining both technical and operational experience in smelter furnaces and heavy minerals processing. Gavin was involved in overseeing operations activities at the smelter, services and molten products transfer areas before going on to manage metallurgical development work spanning from the mine through to final products.
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