HATFIELD, PA – Laboratory Testing Inc. (LTI) of Hatfield, PA, an accredited material testing and metrology lab, recently celebrated thirty years in business. The company originated as the Nondestructive Testing (NDT) division of Carson Helicopter in 1976. In 1984, Robert (Bob) McVaugh, Sr. purchased his partner’s share of Carson NDT, incorporated as Laboratory Testing Inc. and moved to a 30,000 sq. ft. building in Dublin, PA. Since 1984, LTI has gone through many expansions and ...