Sika AG, Switzerland, is a globally active speciality chemicals company. Sika supplies the building and construction industry as well as manufacturing industries (automotive, bus, truck, rail, alternative energies, building components). The company is a leader in processing materials used in sealing, bonding, damping, reinforcing and protecting load-bearing structures.
Company Factsheet

The Mount Road Bridge Interchange, Port Elizabeth, is one of the largest of its kind in South Africa. Sika’s range of concrete repair/rehabilitation and protection products were the top choice of the specifiers.
Concrete Protection

Ash Improvement Technology Inc (AIT) and Sika announced that they entered a Strategic Alliance to develop products that help reduce the CO2 emissions related to the production of cement.
Use of Ash in Concrete