Mercury Systems is a Managed Services Provider offering IT support services, cyber security solutions, telephony & connectivity, cloud & on-premise solutions for small to medium sized businesses throughout the UK. Founded in 1985, the company draws on it's in-depth expertise and decades of experience. Whether it's solving IT problems, providing support on a daily basis to ensure your systems are working as they should, or even managing your projects, we want you to focus on the more important things.