David Blittersdorf, Earth Turbines founder and CEO, says the market for small-scale wind generation is ready for takeoff.

He should know. Blittersdorf, a Charlotte resident, founded wind-power testing company NRG Systems 28 years ago. With his wife and business partner, Jan Blittersdorf, he weathered industry downdrafts — and eventually propelled Hinesburg-based NRG into profitable, global markets.

Earth Turbines