Dave Spigelmyer, president of the Marcellus Shale Coalition, aspwv1970-01-01T00:00:00-05:00January 1st, 1970|Twitter| Dave Spigelmyer, president of the Marcellus Shale Coalition, summed it up in two words: “Policies matter.” https://t.co/WmRNAIbtW6 Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkEmail