Diamond Products is the leader in the manufacture, sales and support of high quality diamond blades and equipment.

Civil Engineering Materials Laboratory. Soil, Aggregate & Concrete Testing.

Cogent Building Services specializes in Diamond Core Drilling and Sawing through reinforced concrete and masonry, surface gringing, expansion joint cutting & sealing, and wall sawing. We have done continues work for Afhco, Murray & Roberts, Basil Read, Sivukile Construction, Qinisa Consctruction, Group Five, BIA Associates, Zotos Construction. We will service clients in the majority of the Gauteng area. We have a level 4 contributor B-BBEE procurement recognition level of 100%

We do construction of concrete slabs, staircases, up and down stand beams, steel fixing, concrete casting, Engineer designs and certificates,

Cogent Building Services specializes in Diamond Core Drilling and Sawing through reinforced concrete and masonry, surface gringing, expansion joint cutting & sealing, and wall sawing. We have done continues work for Afhco, Murray & Roberts, Basil Read, Sivukile Construction, Qinisa Consctruction, Group Five, BIA Associates, Zotos Construction. We will service clients in the majority of the Gauteng area. We have a level 4 contributor B-BBEE procurement recognition level of 100%

Riaphela General Services South Africa are skilled and experienced in technical planning and implementation of low cost housing, storm water and drainage, construction of Roads, water treatment plants, sewerage treatment plants and bridge construction