Performance Driven. Reliability Focused. Headquartered in the Energy Corridor in Houston, Rival Downhole Tools rents, sells and services best-in-class drilling and thru tubing motors and tools to the upstream oil and gas industry. Founded in 2002 the company leverages its Ashmin legacy, as an engineering firm focused on the creation of new technology, for licensing to service companies, rental tool suppliers, drilling contractors and E&P companies.