William Blair & Company initiates coverage of GreenHunter energy, Inc. with Outperform rating
William Blair & Company initiated research coverage of GreenHunter Energy, Inc., which operates a biodiesel refinery and is developing two biomass power facilities and multiple wind energy projects, with an Outperform rating and Aggressive Growth company profile.
The Big Four financial audit firms are the top ``green counters,'' too, leading the market in corporate sustainability assurance services, according to a new Verdantix analysis of global sustainability assurance providers.