| AJA International Inc. | | Manufactures thin film technology (sputtering). Also produces microwave power supplies, substrate heaters, sputtering systems and targets, ion sources, and RF/DC power supplies. |
| Angstrom Engineering Inc. | | Offers customizable research and pre-production equipment solutions, including thin film deposition systems, glove box integration and thermal space simulation chambers. |
| Ansaldo Superconduttori | | Manufacturer of conventional and superconductive magnets for research in high energy physics and thermonuclear fusion. |
| Atomic Hydrogen Source | | Produces a thermal hydrogen cracker with uses such as damage free cleaning of surfaces. |
| Besocke Delta Phi GmbH | | Manufacturer of instruments used in research and development in physics, chemistry, engineering and biology. Main products include Kelvin Probes, STM, AFM, Choppers and Gas sensors. |
| Bioscan, Inc. | | Manufacturer of instrumentation for liquid scintilation counting, readioisotope counting, gamma detectors and other fields. |
| British Optical Ltd | | International designer and manufacturer of optical and non-optical glass and glass protection system. |
| Canberra Eurisys | | Produces radiation monitoring systems and analysis instrumentation serving industries engaged in nuclear power, personal dosimeter and decommissioning, and safeguards. |
| CSEM Nano Hardness Tester | | Producer and distributor of nano-hardness testers, a high precision instrument for the determination of the nano mechanical properties of thin films, coatings and substrates |
| Danfysik | | Since 1964 Danfysik have through development of products and technical expertise established the company's reputation as a supplier of high quality equipment for particle accelerator laboratories. |
| DCA Instruments | | Manufacturer of UHV thin film deposition systems and components. The products include Molecular Beam Epitaxy (MBE) and Physical Vapor Deposition (PVD) equipment. |
| Density Calibration Laboratory | | Physics calibration laboratory, accredited by UK Government (UKAS). Produces liquid and solid density standards and calibrates hydrometers. |
| easyLab | | Manufacturer of hydrostatic high-pressure cell modules for characterizing materials over a range of temperatures and applied magnetic fields. |
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