Nam Wan Tunnel, Part of the Route 8 Motorway, Hong Kong

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.

Westcotec in Norfolk, England, designs, manufactures and supplies a comprehensive and complete range of vehicle-activated road signs and interactive signs to meet the need for any traffic control system requirement. These include speed limit signs, speed camera signs, warning signs and school safety signs.