HPI has been checking the histories of used cars since 1938. We were the first to introduce this invaluable service and our m ... any years of experience in the industry have made HPI the most trusted automotive data company. If you want a vehicle history check carried out by the real experts, always look for the official HPI logo. We have access to more car data than anyone else and our thorough investigations have helped hundreds of thousands of people avoid purchasing cars that have been stolen, clocked, written-off, or that have unpaid finance against them, saving them from unnecessary costs and heartache. read more