PTC is a leading company that addresses the challenges faced by oil and gas production companies by providing unique equipment to increase well uptime and production, as well as assure and enhance well integrity. Their products, which have patented features, have been developed in response to specific needs identified by oil companies and are widely used by major international oil companies worldwide. PTC's headquarters is in Stavanger, with offices in Bergen, Aberdeen, Houston, Rio, and Macae. In 2013, Herkules Capital acquired a majority stake in PTC.