DPP is a small family run business, operating from Hertfordshire and covers each neighbouring county. We are dedicated to your safety and security, providing a trusted and friendly service. We can offer a wide range of security systems and crime prevention products to suit all and at very affordable prices. We will happily advise and suggest a system that is right for you and guide you every step of the way. We cover both residential and commercial properties and can design, install and maintain your security system. As well as this, we can take over and maintain or improve any existing security systems you may already have. DPP can offer a FREE on site survey and quotation. Contact us today and we will guide you each step of the way and help you select a security or safety system/ product that is right for you.