In 2006, Impax invested in Airtricity, a fast-growing developer
and operator in the wind sector. At the time of investment, the
company had 177MW of wind power generating assets in operation and
a pipeline of 6,645MW across the US, UK and Ireland.
The investment was exited successfully in February 2008, by
which time Airtricity had become one of the largest independent
wind energy companies in Europe, generating strong returns to