Inventronics is market leader for LED drivers in Asia. He is a design-driven manufacturer, who only uses premium components. Constant current drivers are available up to 240 Watt, constant voltage drivers up to 300 Watt. The lifetime is at least 100k hours, this is reached with a low system temperature of max. 45°C at full load. Most of the drivers come with IP67 as standard protection class and are therefore ideal for outdoor applications like tunnel and brdige lighting, street lamps, industry bays, etc.
http://www.inventronics-co.com

Lumotech, founded 1978, is a manufacturer of high-end LED-drivers for indoor applications, design and production is in Europe. All drivers have the ENEC approval and 5 years warranty. The power bandwidth is from 5 to 100 Watt. In all wattage groups drivers with enhanced output voltage level over 40 Volts are available.
http://www.lumotech.com