MarcellusGas-256356384373878785 aspwv1999-11-30T00:00:00-05:00November 30th, 1999|Twitter| RT @PghBizTimes: RT @PghBizTimes: Shalestone to add 200 jobs in Westmoreland http://t.co/mk4nkZhA Share This Story, Choose Your Platform! FacebookTwitterRedditLinkedInWhatsAppTumblrPinterestVkEmail