Leadership
Ed Vermaak
Managing Director
Ed joined Zimalco in September 2016. An Accountant by profession but Engineer at heart is the best way Ed describes himself. He has extensive experience in the steel, metals manufacturing, engineering, and mining industries.
Bob Stone
Sales and Marketing Director
Bob arrived in South Africa from the UK in 1981and held positions in the copper, brass and aluminium tubing
industries before joining Zimalco in 2001.
Karen Tarr
Financial Director
Karen is a Chartered Accountant (SA) and Certified Director. She joined Zimalco during 2009, prior to which, she held positions in the pharmaceutical, medical aid and explosives manufacturing industries.
Gary Munn
Technical Manager
Gary joined Zimalco in 1998 following a career in the ammunition manufacturing industry. He has been in
the non-ferrous melting industry since the early 1990´s.
Liz Mabele
Human Resources Manager
Liz joined Zimalco in July 2010. She has extensive generalist experience in human resources management.
She previously held various positions in the retail, financial services, construction, consulting and manufacturing industries.
Manoli Coulentianos
Purchasing Manager
Manoli has been with Zimalco for over 30 years. He fulfilled various positions in production melting and
materials handling up to his current role as Purchasing Manager.
Sonja Louw
Operations Manager
Sonja joined the company in 1980 after spending some time in the mining industry. She fulfilled various positions
in Zimalco´s Technical and QA departments. She was also the Production Manager for powder and alloy manufacturing. Sonja was appointed as Operations Manager in 2014 and oversees Zimalco’s entire manufacturing facility.