[RenewableEnergyAccess.com] Conservation Services Group (CSG) of Westborough, Massachusetts has appointed Ashley Mason as the manager of Renewable Markets Development. Mason will be responsible for the development of renewable energy certificate markets across North America. She will also implement strategic policy and advocacy initiatives and build retail partnerships for CSG. Prior to joining CSG, Mason worked as a market development manager for APX, a project manager for XENERGY, and as a staff analyst for the National Renewable Energy Laboratory. Mason received her undergraduate degree from Trinity College in Conn. and her Master’s degree in energy and environmental analysis from Boston University.