Gemini is a retail security company based in County Derry, Northern Ireland. GR Security was founded in 2004 by Ronan McCullagh. After learning the trade in England, Ronan came back home to Derry and set about installing and maintaining security systems for UK based companies such as Sainsbury, TopShop and Pepe Jeans.
We’re in the business of keeping your goods where they belong – on your shelves or with a paying customer. Our knowledge of electronic tagging and CCTV systems are driven towards the goal of protecting your sales and profits. We have an extensive working knowledge on the systems available and create a bespoke retail security system, tailoring the most cost effective installation.
From the first phonecall to installation and throughout the lifetime of the system, we aim to deliver on three promises that define our mission:
Value for Money
Contact us now to request a free security review and we’ll arrange a consultation at your business premises.