About us

Providing a Full Range of Quality, Cost-Effective Solutions for 25 Years Nearly a quarter-century ago, CST Wastewater Solutions P/L (CST) was founded as Contra Shear Technology:  a supplier of specialised, patented wastewater screens for the industrial and municipal wastewater markets.  Since then, our company has flourished to become a premier provider of innovative wastewater treatment solutions throughout Australia and equipment supplier around the world.