Oakleaf Investment Holdings 52 (Pty) Ltd (OIH), established by Genstar (Proprietary) Limited, a venture between the Berzack family. OIH Instruments & Controls is a leading supplier of Field Process Controls and Instrumentation in the Southern African market and represents leading branded global manufacturers of proven and tested quality products and provides excellent support to our clients. We supply a wide variety of field control systems, shut-off valves, analyser systems for gas, moisture and liquids as well as explosion protection systems for dust and gas. OIH Instruments & Controls is led by a management team which has been operating for 28 years in this market. They are supported by a strong sales and distribution team with market leading expertise and experience. Our footprint and reach covers Southern Africa, with branch offices in Secunda, Vanderbijlpark, Rustenburg and Natal and distribution partners in other areas. The shareholders and financial backers of OIH Instruments & Controls are comprised of Genstar (Pty) Limited, a joint venture between the Berzack family and Genesis Capital Partners, and management.