MRJ Security LLC is dedicated to being open with customers on the project scope and cost. There is no such thing as a free security system. Don't be fooled and get locked into a system not right for you. There are never hidden fees and our superior customer service comes with no additional charge. We strive to be the best in installation and service Supporting MN Local: Local to Northeast Minneapolis, an in-state representative accepts your customer inquiries and concerns online and on the phone. Highly trained technicians in both service and installations. A family-owned business with family values. Highest regard for the safety of your home. Every job is a thorough and complete service.