| HelixWind, incorporated in 2007, is a privately held company headquartered in San Diego, California, USA. The company designs and manufactures a Savonius line of  vertical wind turbines. These turbines come in 2kW and 5kW models intended for residential and commercial use. 
 Products
 
 Both the 2kW and the 5kW models are  Savonius-type, with a dual-helix design.  The first two prototypes of the 2kW model were demonstrated at the 2007 Burning Man festival as part of that year's "Green Man" theme.
 |