Pinnacle Renewable Holdings Inc. (PL.TO)

They made wood pellets which are used in biomass generation facilities. He has owned this, but it's volatile due to management and operational issues. Wood pellets are vulnerable to fire, which is what happened last year. Their backlog in Japan and Korea is robust is good, but he doesn't like their concentration risk in a European utility. You can trade this during its massive swings. If you want more stable renewable energy look elsewhere.