The world’s longest suspension bridges

ShoulderMaster manufactures custom-made road construction equipment designed to deliver a superior performance and improved safety features compared to traditional road building equipment and methods.

OTN Systems designs, develops and markets dedicated fibre-optic communication networks for Intelligent Transportation Systems (ITS) worldwide. The Open Transport Network (OTN) is based on the latest fibre-optic technology and offers you the most reliable, open and easy-to-use system available on the market.

Tolplan is an independent South African company of professional engineers and financial and information technology professionals who offer a variety of specialized toll road management and engineering consulting and information technology services. The full-time core personnel of the company amounts to about 40.