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At Radio Network Solutions (RNS) we are extremely proud of our work, as well as our employees. We believe that teamwork is at the heart of our success.

The RNS Team consists of highly skilled, dedicated and qualified individuals who provide cutting edge services to our clients. Without them, we wouldn’t be where we are today.


Sizwe Ndlovu

Sizwe Ndlovu

RNS Director

Sizwe Ndlovu is a Director and board member of Radio Network Solutions, representing Shalamuka Capital 2. Sizwe has a background of being a visional Executive at Old Mutual. He has a track record of execution and first-time implementation of distributed syndicated debt, and corporate finance advisory for a variety of blue-chip construction and financial services companies.

He is a qualified Chartered Accountant and completed his articles at Deloitte.

 
Welhelm Keulder

Welhelm Keulder

Operational Director

Welhelm Keulder is part of the management team that founded Radio Network Solutions (RNS) in June 2006. He is responsible for deploying and managing all operations and projects, thereby ensuring that they are completed on time and within budget. With more than 23 years of relevant experience, Welhelm is an ambitious and diligent leader who places tremendous pride in his work. He has a N6 Diploma and Certifications in Advanced Project Management, civil engineering and Level 2 iBwave Design.

 
Tshidi Madima

Tshidi Madima

Non-Executive Director

Tshidi Madima is a non-executive director of Radio Network Solutions (Pty) Ltd, representing Shalamuka. She is a seasoned Investment analyst and was the Investment Director at the Mineworkers Investment Company. Tshidi has previously served on the Boards of Momentum, Primedia, Peermont and BPSA.

She holds an MA in Accounting and Financial Economics from Essex University, UK.

 
Richard Hill

Richard Hill

Sales Director

Richard Hill is part of the management team that founded Radio Network Solutions (RNS) in March 2006 and the very first employee. He is responsible for sales and marketing, and managing the various international suppliers.

With more than 30 years of relevant experience, Richard has travelled to all corners of Africa and has been instrumental in many network rollouts and projects from Algeria to Zimbabwe.

 
Minky de Winnaar

Minky de Winnaar

Logistics Manager

Wilhelmina de Winnaar, better known by her colleagues as Minky, joined the RNS team on 1 March 2013. As Logistics Manager, Minky oversees the movement, distribution and storage of materials. Her responsibilities include management of the warehouse and taking responsibility for the inventory control, material handling, transportation, as well the directing, optimising and coordination of the company’s full order cycle.

On top of her 16 years of relevant experience, Minky boasts a Purchasing and Supply Diploma, as well as an Advanced Logistics Diploma.

 
Bertha Williams

Bertha Williams

Health and Safety Officer

Bertha Williams is a qualified Safety Officer, who has also completed a leading course in Occupational Risk Management in the Workplace at the internationally recognised and accredited training provider, SAMTRAC. She joined the RNS Team on 1 August 2016. As the RNS Health and Safety Officer, Bertha has to ensure the company is compliant to legislative requirements. Other administration duties she has to fulfil include focussing on health and safety management, as well as contractor management.

During the last two years, Bertha has come to value the synergy experienced amongst contractors working with RNS and takes great pride in improved customer liaison.

 
Willie Jooste

Willie Jooste

Site Supervisor

Willie Jooste started his career at RNS in June 2013. With more than half a decade’s relevant experience, Willie’s core responsibilities include the planning and implementation of DAS systems and the management of DAS sites.

As Site Supervisor, Willie is dedicated to seeing each project through from its inception to completion, until the final hand-over to clients.

He has completed various RNS learnership sponsored programmes, inclusive of RF Principles training, Working at Heights: Basic, Level 1 First Aid, and Basic Fire Fighting.

 
Philip Malherbe

Philip Malherbe

Site Supervisor

As one of the company site supervisors, Philip is responsible for all aspects pertaining to a site build, ensuring that execution of each site occurs on time, on budget and to specification. His tasks include project planning, critical path planning, materials planning and asset tracking. In addition, Philip liaises with customers to ensure quality both on and off sites.

Philip initially joined the RNS Team at the Johannesburg Headquarters in October 2016, and has since relocated to the RNS Cape Town branch in February 2018.

He has completed the Kaelus, Passive Intermodulation (PIM) Course, in 2017, as well as the NOSA, Working at Heights Course, that both form part of the RNS learnership sponsored programmes.

 
Riaan Niemand

Riaan Niemand

DAS Designer

Joining the RNS Team in August 2016, Riaan Niemand’s 15 years of relevant experience, National Technical Diploma in Radio/Radar and Level 2 Certification in iBwave Solutions have been of great value in his position as Distributed Antenna System (DAS) Designer.

Riaan’s main focus at RNS includes the design of In-Building coverage solutions as well as technical support for these projects.

 
Grant Milne

Grant Milne

Senior CAD Draughtsman

Grant Milne has been part of the RNS team since March 2016 and fulfils the CAD requirements across the business spectrum of the company. With more than 25 years of relevant experience, Grant is responsible for the processing of architectural building plans for use in iBwave Solutions (wireless networks design software) by the RNS in-building DAS design teams. He also designs and generates the working drawings of macro-sites, inclusive of greenfield, co-locations, upgrades and solar-sites, for clients across Southern Africa.

Grant holds a National Higher Diploma in Theoretical Architecture and shares his wealth of knowledge and experience by providing on-the-job training for RNS’ junior draughtsmen.

 
Vanessa Van den Berg-Louw

Vanessa Van den Berg-Louw

Financial Manager

Vanessa Van den Berg-Louw is the Financial Manager at Radio Network Solutions (RNS) and a member of the Institute of Certified Bookkeepers. She holds a National Diploma in Technical Financial Accounting, along with numerous other qualifications and certificates. As a member of the RNS Team since April 2009, Vanessa’s role includes the control of all bookkeeping and financial functions within the organisation.

 
Robin Pfister

Robin Pfister

Project Manager

Robin Pfister joined the Radio Network Solutions (RNS) Team in August 2016 as a Project Manager, overseeing all the projects in the Western Cape. Managing every step from conception to completion, he ensures that everything and everyone, including clients and contractors, run like clockwork.

With more than eight years of experience in the cellular RF Industry, and four years in the Terrestrial RF Industry, Robin is busy making his mark in the RNS Team.

 
Henry Madisa

Henry Madisa

Storeman

Henry Madisa has been responsible for managing the RNS storeroom since 2014. His position as storeman involves stock controlling, overseeing of contractors’ collections, packing site projects according to the Bill of Materials, delivering goods from the store, as well as receiving, storing, assembling, packing and unpacking of goods. He always ensures that the stockroom is adequately stocked and managed to ensure seamless supply.

Henry holds a matric certificate and has completed various RNS learnership sponsored programmes, inclusive of a Forklift course, RF introductory course, as well as a basic First Aid course.

 
Darren Blignaut

Darren Blignaut (Dave)

Site Supervisor

Darren has been part of the RNS Team since 2008. Starting as the junior Office Draughtsman he has worked his way up in the company to his current position as Site Supervisor.

Darren had the opportunity to work on projects in various countries, including Botswana, Swaziland and Uganda. He draws on his experience to successfully manage projects from the original kick-off meeting with clients, to the building and completion of the sites within the customers’ specifications. Darren ensures that the projects are handed over to clients within the allotted time and budget. He has completed various projects for RNS customers, from rural site build to multi operator DAS buildings and has been central to the installation and commissioning of Africa’s first Multi-Beam Dual Band Spherical Lens Antenna Sites.

Darren has completed various RNS learnership sponsored programmes, inclusive of Draughting courses, Level 1 First Aid, Fire Fighting, as well as a RF Awareness course. He also holds a Diploma in Project Management.

 
Steven Grobler

Steven Grobler

Radio Frequency (RF) Specialist

Steven Grobler joined the RNS Team in 2009 as the internal RF Specialist; he draws from his 37 years of relevant experience to provide technical support to the sales and project teams. Steven has travelled Africa extensively and has designed and managed complex coverage solutions from Game tracking to Tunnels to underground mine coverage and has a catalogue of reference sites to assist in all coverage requirements.

Steven obtained an Electrical Engineering Higher Diploma in Light Current, and has completed various courses, including GSM Transmission, within the communications industry. He revels staying abreast of technology and innovation.

 
Brian Botha

Brian Botha

Project Manager

Brian joined the RNS Team in May 2012.His main responsibilities are the successful handover of RNS planned and implemented DAS sites to our respective customers. However, he is always willing to lend a hand, be it locally of further afield in Africa.

Brian, aside from his PM training and OEM knowledge, has attained the following qualifications through the RNS learning programme: SHE Risk assessment, Level 1 First Aider, Firefighting and RF Awareness.

 
Stuart Robertson

Stuart Robertson

Senior Project Manager

Stuart Robertson joined the RNS team in September 2007 as Logistics Manager, having cut his teeth rolling out networks in Nigeria, Cameroon and Rwanda. His 15 years’ experience in the logistics chain and site-build made him a natural candidate for the Project Management position; and following 10 successful years he now heads up the division.

As the Senior Project Manager, Stuart’s responsibilities include the implementation and overseeing of multi-operator and multi-band DAS solutions for the RNS customer base and other related projects. Stuart holds an N6 Mechanical, T2 Mechanical and Project Management qualifications.

 
Neil Scott

Neil Scott

Project Manager

Neil joined RNS in 2006 as a Computer Assisted Draughtsman. Since then he has progressed through the company to his current position of Project Manager. As Project Manager, Neil is responsible for the implementation of Multi-Operator and Multi-band DAS solutions. To complement his draughting skills, Neil completed his Project Management and Electronic Engineering studies through RNS’s sponsored learnership programmes.

 

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