Group Security System Pvt. Ltd. is an ISO 9001:2008 Certified Company , a leading security guard company offering trained security guard services throughout Nepal & India. Our security guards are trained to provide support in many different situations. GSS can provide uniformed or undercover security guards depending on client requirements. Typically uniformed security guards are deployed to provide a visible security presence for retail and commercial clients. All our guards are professional in their job and are trained in customer greeting services to ensure good relations and positive response from clients.