Foton s.r.o.
- Manufacturer of scientific instrumentation including electronics, optoelectronics, micropositioning automation, and plasma diagnostics.
- http://www.fotons.cz

Fluigent
- Manufacturer of laboratory equipment for flow control in microfluidics.
- http://www.fluigent.com

Micro Photonics Inc.
- Producer of nano-hardness testers, a high precision instrument for the determination of the nano-mechanical properties of thin films, coatings and substrates.
- http://www.microphotonics.com/

TrueOptics, Inc.
- Provides precision optical components and crystals to optics instrument, telecom and laser industry.
- http://www.trueoptics.com/

Atomic Hydrogen Source
- Produces a thermal hydrogen cracker with uses such as damage free cleaning of surfaces.
- http://www.tectra.de/hydrogen.htm

WITec GmbH
- Manufacturer of equipment for scientific and industrial applications focused on new solutions for Optical and Scanning Probe Microscopy.
- http://www.witec.de

EuroDidact
- Developer and manufacturer of instruments for physics, chemistry and biology.
- http://eurodidact.com/

Angstrom Engineering Inc.
- Offers customizable research and pre-production equipment solutions, including thin film deposition systems, glove box integration and thermal space simulation chambers.
- http://www.angstromengineering.com

Semetrol
- Producer of semiconductor characterization and analysis systems.
- http://www.semetrol.com

easyLab
- Manufacturer of hydrostatic high-pressure cell modules for characterizing materials over a range of temperatures and applied magnetic fields.
- http://www.easylab.co.uk

Labkron Instruments
- Distributor of laboratory equipment and instruments.
- http://www.labkron.com

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.
- http://www.besocke-delta-phi.de/

DCA Instruments
- Manufacturer of UHV thin film deposition systems and components. The products include Molecular Beam Epitaxy (MBE) and Physical Vapor Deposition (PVD) equipment.
- http://www.dca.co.uk

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.
- http://www.danfysik.com

National Imports - Adhesive Products Division
- Distributor and retailer of engineering and industrial adhesives; specializing in epoxy, acrylic, urethane, cyanoacrylate, and aerosol adhesives.
- http://www.epoxy-adhesive.com/

FEMTO Messtechnik GmbH
- Manufacturer of low-noise signal amplifiers, lock-in amplifier modules and photoreceivers for use in scientific applications.
- http://www.femto.de

Ansaldo Superconduttori
- Manufacturer of conventional and superconductive magnets for research in high energy physics and thermonuclear fusion.
- http://www.as-g.it

SMI Lab Ltd.
- Developer and manufacturer of photonic single crystalline materials and instruments.
- http://smi-lab.com

S-DH GmbH
- Developer of super-mirrors, neutron guide systems (ballistic, funnel) and several mechanical and optical devices like ELREBO (ElementReplacingBox).
- http://www.s-dh.de

Corporation Scientifique Claisse
- Provides analytical fusion services, instrumentation and fine chemistry science services.
- http://www.claisse.com

Surface Concept GmbH
- Producer of delay line detectors. Provides products and services for electron detection, electron optics and ultra-high vacuum compatible sensors for surface analysis.
- http://www.surface-concept.com

Vacuum Controllers, From Hastings Instruments
- Hastings Instruments manufactures a complete line of Vacuum Instruments including Vacuum Controllers, for the precise measurement and control of vacuum and gas flows.
- http://www.teledyne-hi.com/vacuum-controllers.htm

Teledyne Hastings Instruments
- Manufacturer of vacuum and flow instruments for the measurement and control of vacuum and gas flows.
- http://www.hastings-inst.com/

Kistler.com
- Supplier of measurement technology using the piezoelectric effect to measure pressure, force and acceleration.
- http://www.kistler.com/

Oxford Plasma Sources
- Manufacturer of plasma sources of all types including RF (13.56MHz)and microwave (2.45GHz) in a range of sizes. Applications include MBE, surface science and thin film deposition.
- http://www.plasma-sources.com

Major Science Equipment Manufacturers
- Directory of fax numbers, toll-free phone numbers, addresses and URLs for science equipment companies.
- http://faraday.physics.uiowa.edu/manufact.html

Vacutec
- Produces hemispherical energy analysers,  electron, X ray, ion sources, and sample transfer. Includes list and description of products.
- http://www.vsw.co.uk/

Canberra Eurisys
- Produces radiation monitoring systems and analysis instrumentation serving industries engaged in nuclear power, personal dosimeter and decommissioning, and safeguards.
- http://www.canberra.com/

SVT Associates - Complete MBE
- Manufacturer of Ultra High Vacuum (UHV) and Molecular Beam Epitaxy (MBE) equipment. Also produces III-V epitaxial materials and devices, in-situ monitoring tools, and system deposition components.
- http://www.svta.com

Rare-Earth Magnets
- Distributor and retailer of rare-earth (neodymium-iron-boron) magnets, ferrofluid, bismuth, magnetic viewing film, and other related products.
- http://www.rare-earth-magnets.com/

LabSmith Innovative Laboratory Electronics
- Manufacturer of laboratory electronics that control experiment timing, sequencing, coordination and integration.
- http://www.labsmith.com

Partition Enterprises Pty Ltd
- Manufacturer of density tracers. Density tracers are filled plastic particles which are used to determine partitioning characteristics of density separators and other units.
- http://www.partitionenterprises.com.au

PhysicsWeb - Business Directory
- Directory of manufacturers and suppliers of physics-related products.
- http://physicsweb.org/buyers/

Oxford Scientific Ltd
- Provides vacuum science and plasma instruments for HV, UHV, MBE and surface science applications. Instruments include plasma sources, atom sources, ion sources, e-beam evaporators, hydrogen sources.
- http://www.oxsci.com/

Integrated Design Tools
- Produces particle image velocimetry systems, makers of proVISION and sharpVISION products and software.
- http://www.idtpiv.com/

Mass Spec Components
- Provides support for users of VG, Fisons and Micromass magnetic sector mass spectrometers. Includes spares and consumables for 70E, 70S, ZAB and Autospecs.
- http://www.mscomponents.com

VME for Physics and Industrie
- Provides process control, supervisory data acquisition systems and VME scalers and counters.
- http://www.drivesoft.com

The Rembar Company
- Provides refractory metals and services to fabricate refractory metals.
- http://www.rembar.com/

X-ray 3-dimensional Non-destructive Microscopy
- Developer and producer of microtomography (Micro-CT) system for non-destructive 3-dimensional microscopy inside opaque objects.
- http://www.skyscan.be/

The Electro-Optics Foundry
- Provides contract manufacturing services for electro-optic and vacuum microelectronic devices.
- http://eofoundry.com/

Silicon Sensing Systems Japan, Ltd
- Provides a vibrating type gyroscope that uses micro-machined ring resonator for accurate and shock-resistent reading.
- http://www.spp.co.jp/sssj/sirikon-e.html

Laboratory Equipment
- Manufacturers of Physics Laboratory Equipment for BS and MS students.
- http://www.sestechno.com/

Bioscan, Inc.
- Manufacturer of instrumentation for liquid scintilation counting, readioisotope counting, gamma detectors and other fields.
- http://www.bioscan.com

Mesytec GBR
- Develops, produces and distributes detector electronics and readout systems for particle and photon detectors. Single and multi channel systems are available for SSDs, PMTs, and PSDs.
- http://www.mesytec.com

ORTEC
- Supplier of measurement systems, electronic instruments and modules, high resolution radiation detectors, and data analysis software for OEM and end-user applications of high resolution nuclear spectroscopy, fast-timing and pulse-height analysis.
- http://www.ortec-online.com/

Vorg Electronics
- Manufacturer of electronic transformers for halogen lamps, photomultiplier tube bases, cables, electronic transformers, PMT bases, PMT Arrays, transformers, and custom built electronics
- http://www.vorgelectronics.com

Colutron Research Corporation Home Page
- Manufactures ion sources, ion guns and components. Also, high resolution beam imaging systems for ion, electron, and neutral beams as well as x-rays.
- http://www.colutron.com/products/

Tectra Plasma Sources
- Provides the Tectra Plasma Source, a multi-purpose source producing either atoms or ions and finds uses in a range of HV and UHV applications.
- http://www.plasma-source.de/

Solar Energy Photovoltaics Tutorial Package
- Provides an interactive tutorial package comprising of a comprehensive tutorial and laboratory grade photovoltaic module for "hands on" experiments and calculations.
- http://users.tinyonline.co.uk/solstice/main.htm

Edmund Optics
- Manufactures and integrates optical components.
- http://www.edmundoptics.com/

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.
- http://www.ajaint.com/

Desert Cryogenics
- Offers cryostats in 3He, 4He and top loading configurations.
- http://www.desertcryo.com/

Pacific Nanotechnology, Inc.
- Provides scanning probe products and services that facilitate advances in nanotechnology and nanoscience.
- http://www.pacificnanotech.com

Oxford Applied Research
- Provides ion sources, atom sources, gas crackers, evaporation sources, as well as other specialized UHV components for MBE and surface science requirements.
- http://www.oaresearch.co.uk

SPECS GmbH
- Manufacturer of surface analysis components and systems.
- http://www.specs.de

Walker LDJ Scientific, Inc.
- Manufacturer of magnetic measurement and analysis equipment. In addition, the company manufactures power supplies, laboratory electromagnets, and helmholtz coils.
- http://www.walkerldjscientific.com/

Quantum Design, Inc.
- Provides automated materials characterization instrumentation - SQUID magnetometry, heat capacity, cryogenics, thermal conductivity, resistivity, helium 3, superconducting magnetics, susceptometry, physics and chemistry research.
- http://www.qdusa.com

Inficon Holdings AG
- Provides thin film deposition controllers, high sensitivity helium leak detectors, digital and analog vacuum gauge controllers, valves and fittings, and mass spectrometers and partial pressure controllers for gas analyzers.
- http://www.inficon.com/

British Optical Ltd
- International designer and manufacturer of optical and non-optical glass and glass protection system.
- http://www.optics.co.uk

Aurelia Microelettronica
- Belongs to CAEN group, sells a variety of nuclear and biomedical electronics.
- http://www.aurelia-micro.it/

Mad City Labs, Inc.
- Produces nanopositioning systems with sub-nanometer precision.
- http://www.madcitylabs.com

Neocera Inc.
- Provides pulsed laser deposition systems, metal oxide thin films and thin film devices, cryogenic temperature controllers, cryogenic sensors, magnetic and microwave microscopes, and sensor research and development.
- http://www.neocera.com/

LDS Leak Detectors
- Rents new and rebuilt helium leak detectors and systems. Also provides spare parts and vacuum components.
- http://www.lds-vacuum.com

Tantec USA
- Manufacturer of surface treatment and analysis equipment and static electricity control equipment.
- http://www.tantecusa.com/

Isotope Products Laboratories
- Manufactures radiation standards, radiation sources, medical sources, and radiation source devices for health physics, medical, industrial, research, and nuclear power industries.
- http://www.isotopeproducts.com/

Vatell Corporation
- Produces a line of HFM heat flux microsensors and circular foil heat flux gages.
- http://www.vatell.com

Mass Properties Measurement Instruments
- Provides equipment to measure center of gravity, moment of inertia, product of inertia, igniter circuit testers, space simulators and gimbal balance machines.
- http://www.space-electronics.com

Micromeritics Instrument Corporation
- Manufacturer of particle technology instrumentation for the evaluation of particle size, surface area, pore size and pore size distribution, material density, bulk density, surface and catalytic activity, and zeta potential.
- http://www.micromeritics.com/

Density Calibration Laboratory
- Physics calibration laboratory, accredited by UK Government (UKAS). Produces liquid and solid density standards and calibrates hydrometers.
- http://www.density.co.uk/

Voss Scientific
- Provides data acquisition and analysis, PC-based satellite telemetry, high-power microwave (HPM) sources, and computational electromagnetic products.
- http://www.vosssci.com/index.html

Sypris Test & Measurement
- Provider of on-site and mobile calibration services, test and evaluation services and electronic products under the F.W. Bell name including magnetic measurement instruments, current sensors and hall generators.
- http://www.sypris.com/stm/default.asp

Nanofactory Instruments
- Develops and markets scanning probe microscopy instrumentation, such as a combination TEM holder and STM instrument.
- http://www.nanofactory.com

Spectra Gases
- Manufacturer of rare, excimer laser, stable isotopic and environmental gases and gas mixtures.
- http://www.spectra-gases.com/

Herbach and Rademan
- Provides surplus electro-mechanical and scientific equipment.
- http://www.herbach.com/

UHV Design
- Manufacturer of vacuum components for molecular beam epitaxy (MBE), UHV sputtering, vacuum thin films and other UHV vacuum deposition components.
- http://www.uhvdesign.com

Digital correlator manufacturer
- Manufacturer of digital correlator for dynamic light scattering and fluorescence correlation spectroscopy.
- http://www.correlator.com

Bunting Magnetics Co.
- Distributor of permanent magnets and magnetic equipment for industrial use.
- http://www.bunting-magnetics.com/

X-TRONIX Scientific and Industrial Technologies
- Provides equipment for vacuum techniques, including consumables, thin films and surface science, gas flow control, helium cryogenics, and particle physics.
- http://www.x-tronix.com/