Siemens - based in Germany
Siemens, founded in 1847, is Europes largest engineering group.
The company produce utility scale inverters and switchgear, and also construct complete solar power plants utilising either photovoltaic panels/modules or concentrated solar systems.
In late 2012 it was being reported that Siemens intended to pull out of the solar power business and concentrate it's renewble energy efforts on more profitable wind and hydro electric power.
Inverters - A range of string inverters with outputs of 10 to 20 Kw.
Commercial grid tied inverters with ouputs from 60Kw to several 2Mw, plus associated switchgear.
Location of Siemens website - http://www.automation.siemens.com