Mark Welker, based in Williamsport, PA, US, is currently a Manager of Construction Inspection at Stahl Sheaffer Engineering LLC, bringing experience from previous roles at Larson Design Group, Eastern Industries, Inc and Faylor Construction. Mark Welker holds a 1983 - 1983 Penn State University. With a robust skill set that includes Microsoft Office, Drainage, Microsoft Word, Management, Road and more, Mark Welker contributes valuable insights to the industry. Mark Welker has 3 emails on RocketReach.