Horizon Wind Energy is based in Houston, Texas with regional offices in New York, Oregon, Illinois, California, Colorado and Minnesota. With over 200 employees, Horizon has developed more than 2,000 megawatts (MW) and operates over 1,500 MW of wind farms. Horizon is currently developing a portfolio of more than 10,500 MW across North America. Horizon is owned by Energias de Portugal (EDP), the largest utility in Portugal.