BLACKHAWK Industries was founded in 1989 in Tulsa, Oklahoma. Blackhawk manufactures hot tapping and line stop fittings and accessories for the natural gas, oil and chemical industries and has earned a reputation as a premier supplier of pressure control fittings for the global energy markets. Dresser Piping Specialties of Bradford, PA, a division of Dresser, Inc. Natural Gas Solutions, acquired Blackhawk in 2006. The addition of the Blackhawk product line enhances Dresser’s ability to provide an extensive line of quality products to their energy market customers worldwide.