Diploma plc Provides Earnings Guidance for the Six Months Ending 31 March 2021

Diploma PLC specializes in technical services. Net sales break down by activity as follows: - manufacturing of control systems (47.4%): fluid control systems, harness components, wiring and fastening systems used primarily in aerospace, defense, medicine, energy and motor sports sectors; - manufacturing of seals (34.9%): gaskets, filters, cylinders, machined parts for specialized industrial equipment, cylinder components for repair and maintenance of heavy mobile machinery and industrial equipment, etc.; - manufacturing of healthcare equipment and environmental management equipment (17.7%): medical devices for pathology laboratories, operating rooms, clinics, etc., environmental analyzers, containments and emission control systems. Net sales are distributed geographically as follows: the United Kingdom (22.3%), Europe (17.5%), the United States (44.8%) and other (15.4%).