Address: 308 Calvert Ave Alexandria, VA 22301 Phone: 703-349-5095 Description: AR1 Group, LLC a Full Service Pest Management , Property maintenance and preventive maintenance company based in the DC metropolitan area. We have purposely sought to establish a model that brings you the highest level of service and quality. AR1 Group, LLC performs routine inspections of each client’s premises to ensure that all their specifications are carried out accordingly and consistently outcomes.