Experience peace of mind with dependable managed IT support and services. Plagued by system downtime, slow response time, lack of strategic guidance, and the frustration of not being able to rely on your technology? Your business deserves better support, better technology and managed IT services. We’re here to help. Established in 1990, the CORE Group is an IT consulting company based in Long Beach, CA. Our mission is to provide peace of mind and meaningful contributions to the technological advancement of our clients.