Name: Lawrence Fienberg
Managing Director

Qualifications: Lawrence Fienberg holds a degree in chemical engineering from the University of Natal and has also undertaken various management and product application courses.

Lawrence was previously employed by APV Kestner (SA) (Pty) Ltd, where he worked for 17 years. He held the position of Engineering and Technical Director prior to founding Protherm Systems.

During his long career at APV Kestner, he received overseas training in evaporation and dryer design and applications. He has subsequently been responsible for the design, installation and commissioning of many evaporators and other chemical plant and equipment in South Africa under the auspices of both APV and, thereafter, Protherm Systems.

At Protherm Systems, Lawrence is responsible for marketing, new business development, administration and finances.

Name: Jonathan Peirson
Engineering Director

Qualifications: Jonathan Peirson holds a degree in chemical engineering from the University of Surrey, and was first employed in Courtaulds (UK) Chemical Engineering Department.

During his career in South Africa, Jon has worked for the Anglo American Corporation on goldplants and was involved with pilot plant flotation work as well as investigations on basemetals and diamond plant installations. He then moved to National Chemical Products where he undertook trouble-shooting and project assignments. Thereafter he worked at Holland Electro Chemicals on carbide production and the manufacture of acetylene based chemicals. During his time at HECI, Jon was site engineer for a large plant expansion project.

Jon then moved into the equipment supply and contracting business, taking up employment at Process Plant (Pty) Ltd where he was involved in the design, contracting and commissioning of evaporators, crystallisers and other chemical plant. Thereafter Jon worked at APV Kestner with Lawrence Fienberg before joining him at Protherm Systems in 1987.

Jon is responsible for the design and engineering of all plant and equipment supplied by Protherm Systems and has been responsible for many successful plant installations.

Name: Willem Honiball
Contracts Manager

Willem Honiball holds a MEng degree in mechanical engineering as well as an MBA degree from Stellenbosch University, where his thesis was in the field of heat exchanger.

Willem is registered as a professional engineer. Willem has more than 20 years experience in the pressure vessel and heat exchanger engineering industry.

Prior to Willem joining Protherm Systems in 2008, he has worked for GEA Aircooled Systems, SAPPI Ngodwana, DB Thermal and Murray & Roberts/SNC Lavalin joint venture on the Pebble Bed Modular Reactor project.

Name: Leon Koekemoer
Senior Process Engineer

Dr Leon Koekemoer graduated from North-West University (previously known as the Potchefstroom University for Christian Higher Education) in 1994 with a B.Eng in Chemical Engineering. He continued to complete his M.Eng and Ph.D. at the same University, where he was also appointed as a Senior Lecturer in 1998.

During this time Leon received the Gencor bronze medal (1997) for the best Masters degree in the Faculties of Natural Sciences, Engineering and Pharmacy. He also received the Verka-award (1999 & 2002) for teaching excellence. During this time he was responsible for the revision of the Process Control course to use dynamic simulations instead of Laplace transforms and to move the focus of the course from mathematics to industrial applications.

In 2005 Leon joined Mass and Heat Transfer Technology, where he was involved in the design and construction of distillation and heat exchange equipment and plants that focuses on distillation and heat exchange. During this time he was involved in process design, mechanical design (ASME VIII div 1), project management, procurement, instrumentation, process control, commissioning and investigative studies. In 2012 Leon joined Protherm Systems as Senior Process Engineer.

Name: Michelle Kasipersadh
Financial and Administration Director

Michelle Kasipersadh holds a B.Comm degree in accounting and joined Protherm Systems in 2001. Michelle is responsible for the company financial.