Marcellus Shale Coalition names David Spigelmyer as new pres aspwv2013-10-22T00:00:00-04:00October 22nd, 2013|Twitter| Marcellus Shale Coalition names David Spigelmyer as new president, reports @PittsburghPG: http://t.co/8YH2Qqi0Je Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkEmail