Security with Confidence. Since 1986 Alexandra has worked to provide a complete range of products and be recognised nationall ... y as the best supplier of perimeter safety and security systems. Over the years we have built up a firm reputation for fast, efficient supply to the security market and trade in full accordance with BS EN ISO 9001. As the markets needs have grown, so have we, investing in innovation and testing programs that give us an enviable range of products and keep us one step ahead of our competitors. Our aims are simple; to be your trusted provider of high-quality perimeter and security solutions that perfectly meet your expectations, delivering unrivaled expertise, efficiency and care across every sector and application. read more