Diploma is a company that supplies technical products and services. It operates through Life Sciences, Seals, and Controls business sectors. The Life Sciences sector supplies consumables and instruments for the diagnostic testing of blood, tissue, and other samples in hospital pathology laboratories. The Seals sector supplies a range of seals, gaskets, filters, cylinders, components, and kits used in heavy mobile machinery and specialized industrial equipment. The Controls sector offers electrical wiring, protective sleeving, connectors and harnessing products, aerospace-quality fasteners, seals, customized assemblies, kits, and cable accessories for technical applications in aerospace, defense, motorsport, energy, medical, rail, and industrial industries.