Established in 1970, Surge Technology, trading as Surgetek, specialises in all aspects of lightning and surge protection. Since its inception, the company has played a leading role in drafting relevant SABS earthing and lightning protection codes, and its highly experienced staff has served on various ... More Details »
A series of indices which monitor the general trend of share market prices in the different market sectors on the JSE. There are over 30 such indices on the JSE covering the gold, industrial and other sectors. The formulae for calculating the indices, which have been developed by the Actuarial Society of South Africa, give the shares in a sector a certain weighting in proportion to their market capitalisations.