CompVent is a website of classifieds For the use of particular companies. CompVent is a registered trademark ® CompVent for OEPM With the advent of Internet, digital techniques have been developed and professionalized by giving the press a background in classified ads. The vast majority of these journals are free for users to have lower costs of maintenance of its infrastructure with regard to print media. Since 2007 there have been vertical search engine classified adds that the offer and help users to find the ad you are looking for faster.