Hunting, the international energy services group, acquired RTI Energy Systems, a leading manufacturer of production riser technologies for deep water applications within the offshore oil and gas industry, for $12m. Commenting on the acquisition, Jim Johnson, Chief Executive said: "Given the new offshore deep water projects being commissioned within the US, Brazil and Guyana, RTIES, which will sit alongside and complement our Subsea operations, will provide Hunting with an enlarged product offering into the recovering deep water offshore market. The transaction also delivers on our stated strategic goal of targeting investments in differentiated technologies to enhance our value proposition for the offshore oil and gas industry."