DESCRIPTION : The AV Control Systems is comprised of presentation services and audio visual headquarters, for providing technical support services to trade associations and convention centers. They would offer umbrella rental and staging capabilities, and full-service equipment maintenance as well as repair. Address: Vision Technologies, Inc. 530 McCormick Drive, Suite G, Glen Burnie, Maryland 21061 Call us: 410-424-2183 Mail us: info@visiontech.biz Find here: https://goo.gl/maps/aktnxv6xRAK2