A system for ensuring access management of a given site by providing integrated and comprehensive assessment of persons, livestock or objects that are given access to the site. The system includes a database of information about the site and potential accessors, a mobile wireless communication and scanning device to collect, retrieve and facilitate communication between a device user at the site as well as an administrator console. This system is flexible enough to maintain current information about the persons, livestock or objects requesting access to the site and communicating those results to the device user in real time. The system is further enabled through the Internet and the World Wide Web.