Tel: +27 13 7122175 | Fax : +27 13 7124198




Turn-key irrigation systems for large-scale agricultural applications.

Rebranded in 2005, Inyoni Africa leads the way in large-scale agricultural irrigation. With over 40 years’ experience in dealing with irrigation projects throughout Southern Africa, we are proud to be considered one of the top Irrigation Development companies in Africa.

Inyoni Africa combines the use of the latest technology available with extensive industry knowledge, as well as an in-depth familiarity and understanding of the areas in which we operate. We thereby ensure that our solutions deliver optimal efficiencies in cost and consumption – to benefit our customers, while taking care of the environment.

A philosophy of knowledge and trust

Apart from our unique ability to work remotely, Inyoni Africa’s success is firmly rooted in our intimate knowledge of the land being developed. It’s a knowledge that has been acquired through extensive experience, enabling a good understanding and appreciation for the region-specific challenges faced by farmers.

Our experience also gives us the ability to easily identify opportunities, harnessing available resources in a responsible manner that maximises on efficiencies. We’re proud of our solid reputation in the industry, which has grown along with every successful installation. Our track record promotes trust in our ability as a company, which in turn fosters strong and effective working relationships with our customers. We are passionate about helping both new and existing customers to succeed – and it shows in everything that we accomplish.

Our People

Marnus Von Wielligh

Managing Director and CEO
+27 83 701 3605

Marnus holds a degree in Agricultural Engineering from the University of Pretoria. After qualifying, he spent a few years in farming before joining the Irrigation Industry in 1996. Marnus has been a director at Inyoni Africa since 2005 and initially headed up the drawing and design office. In January 2015, Marnus took over as Managing Director from Karel Minnaar.

Jaco Boshoff

+27 82 332 1251

Jaco entered the Irrigation Industry in 2003 and became a Director of Inyoni in 2009. Jaco is responsible for Irrigation Design and Project management and
has successfully completed projects in Swaziland and Mozambique.

David Van Der Merwe

Cell +27 82 733 3813

David entered the Irrigation industry in 2011 and holds various qualifications, ranging from Architecture, Pipe design and has completed numerous SABI courses. David became a director in 2018. He started from field level and worked his way up. He is responsible for a wide spectrum of Irrigation, pump station design and implementations.

Karel Minnaar

New Business Development Manager
Cell +27 82 452 9391

Karel holds a Diploma in Civil Engineering from Pretoria Technikon (now Tshwane University of Technology), as well as a certificate in Irrigation Design. Involved in Irrigation for well over 20 years, Karel is a leader in his field, adding extensive experience and expertise to the industry. Before joining Inyoni Africa as Managing Director and founding CEO in 2005, Karel was a Managing Director for Inyoni’s predecessor in name, A.J Nyman. Karel resigned from Inyoni Africa as shareholder and director in December 2014, but continues his involvement in the Company as New Business Development Manager.