The full-year impact of new contracts won in 2017 and exiting of poor performing sites saw turnover at Benugo grow by 3% to £116.1m.
However, the catering company also reported operating profit and profit before tax were down from £4.7m to £3.9m in its financial results for the year to 28 December 2018.
Benugo operates cafes and restaurants in London's Natural History Museum, Science Museum, British Museum, V&A Museum, Barbican and British Film Institute.
The brand is part of Westbury Street Holdings (WSH), which also counts BaxterStorey, Holroyd Howe, Caterlink and Searcys among its operating companies. The parent company reported annual turnover of £828.1m for the year ended 29 December 2017.