Security guard and patrols in Baltimore, MD

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Trust in the expertise of our discreet investigative services paired with vigilant security patrols for peace of mind.

We Are Here. Signal 88 Security is dedicated to providing peace of mind for you and for your customers. Specializing in roving patrol for residential, commercial, and retail customers.

Dunbar Alarm Systems, a part of The Dunbar Family of Companies, provides a variety of commercial and residential alarm and physical security systems. It also designs and installs electronic alarm and 24-hour monitoring systems. Founded in 1923, The Dunbar Family of Companies provides electronic surveillance protection and alarm monitoring services. The Dunbar Family of Companies also operates Dunbar Armored, Dunbar Cash Vault Services, Dunbar Global Logistics, Dunbar BankPak and Dunbar Guard Services. It serves clients in the retail and financial industries.

We are licensed in MD, DC and TX providing armed and unarmed security officer to our clients. Our officers are certified , professional and exceed the expectations of our clients. We provide a variety of security and private investigation services. We can customize our services to the clients needs.