Training program conceived in Appalachia can be deployed 'anywhere,' says GTI manager. : The natural gas industry in North American is undergoing a transformation on multiple fronts. Not only are utilities, midstream companies, pipeline companies and contractors executing myriad pipeline build-out and replacement projects, but the broader industry faces a wave of retirements. One program recently launched by the Gas Technology Institute (GTI) may serve as a model for the industry to help fill gaps in its workforce.