Who are Constellation? Constellation are part of Levy UK, and Levy is part of Compass Group within the UK. What can you look forward to whilst working with Constellation? All members have access to âPerks at Workâ which is an exclusive benefits and wellbeing platform designed to help you save money and time, for example: Entertainment discounts â up to 55% off cinema tickets. Health and wellbeing discounts. Travel discounts Shopping discounts with High Street retailers Access to an employee assistance programme