Revenue and adjusted operating profit both increased by 21%; adjusted operating margin maintained at 17.2%.
Underlying revenue increased by 6%; currency movements increased revenues by 14% and businesses acquired made a net contribution of 1%.
Adjusted profit before tax increased by 22% to £37.1m; adjusted EPS increased by 23% to 23.9p.
Strong free cash flow performance; net cash of £14.8m at the end of March 2017 with significant resources available.
Two acquisitions completed in April 2017 bring total acquisition expenditure this year to ca. £16m.
Interim dividend increased by 13% to 7.0p per share reflecting confidence in Group's growth prospects.