Texas Weather Instruments
- Digital weather stations, peripherals, and related equipment.
- http://www.txwx.com/

Mierij Meteo
- Meteorological sensors and systems.
- http://www.mierijmeteo.nl/

SensorScope
- A new generation environmental measurement system centered on wireless sensor networks.
- http://sensorscope.epfl.ch/wiki/

Biral
- Manufacturer of visibility and present weather sensors along with other wind and precipitation sensors.
- http://www.biral.com

MeteoClima
- Automatic weather stations and Data Acquisition Systems.
- http://www.meteoclima.de/english/index.htm

Pacific Data Systems
- Meteorological instrumentation and systems, water quality, air quality, and data acquisition.
- http://www.pacdatasys.com.au

Instromet Ltd
- Weather Monitoring equipment manufacture.
- http://www.instromet.co.uk

RainWise Inc.
- Manufactures solar powered wireless weather stations, data loggers, rain gauges, anemometers, barometers, and thermometers
- http://www.rainwise.com

Koshin Denki Kogyo Co. Ltd.
- International manufacturer of individual sensors and weather systems, based in Japan.
- http://www.koshindenki.com/

Belfort Instruments
- Instruments include Wind, Precipitation, Temperature, Humidity, Pressure, and Visibility.
- http://www.belfortinstrument.com/

Corr-Tek Idrometria
- Environmental Monitoring: Products for Sampling and Monitoring Water
- http://www.ott-hydrometry.de/web/ott_uk.nsf/id/pa_home_e.html

Sutron Corporation
- Information and products to build a weather station.
- http://www.sutron.com/

Advanced Designs Corp.
- Doppler Weather Radar and Weather Data Displays, Doppler Radar, Weather Radar.
- http://www.doprad.com/

Alltec Corp.
- A manufacturer of lightning protection and grounding systems.
- http://www.allteccorp.com/index.html

Info-Electronics Systems Inc.
- Supplies state-of-the-art meteorological equipment and weather briefing/forecasting systems.
- http://www.info-electronics.com

UPSI Hgrometry
- Humidity & Temperatuare sensors, transmitters, and probes
- http://perso.orange.fr/upsi/

Morcom International, Inc.
- Supplies a wide range of meteorological equipment and systems.
- http://www.morcom.com/

Wittich & Visser
- Manufacturer of meteorological instruments and complete systems.
- http://www.wittich.nl/

Comptus Inc.
- Manufacturer of meterological instruments for measuring wind, rain, snow and other weather elements.
- http://www.comptus.com/

Adcon Telemetry GmbH
- Provide meteorological sensors, but specialty is wireless telemetry.
- http://www.adcon.at/english/produkte_sensoren_en.html

BOLTEK
- A leader in affordable thunderstorm tracking technology and Lightning Detection Systems.
- http://www.boltek.com/

Diplex Instruments
- Manufacture, import and distribute meteorological and scientific instruments. Specialist in thermometers.
- http://www.diplexinstruments.co.uk

Pulsonic
- Meteorological Instruments - agriculture modelisation software
- http://www.pulsonic.net/PULSONIC_WEB/UK/PAGE_ACCEUIL.htm

GPSE
- Provides Data Logging and Weather Station solutions to the scientific, agriculture, and construction industries.
- http://homepages.ihug.co.nz/~gpse/

US Precision Lightning Network
- Provides lightning detection services
- http://www.uspln.com/

Lirafort
- Atmospherique pressure recorder. Displays the graph of the pressure on a screen
- http://www.lirafort.com/en/

Inteltronics Instrumentation
- Supplier of Meteorological Instrumentation in South Africa and Africa.
- http://www.inteltronics.co.za/

National Industrial Designers
- Manufacturer of Hydrological, Meteorological, Rivergauging Instruments and Automatic Weatherstations.
- http://members.tripod.com/~sanjay7/welcome.html

Microcomm Group
- Manufacturers of meteorological and environmental monitoring systems for defence, industrial, and marine applications.
- http://www.microcommgroup.com/

Mesotech
- Instruments and systems for meteorology, hydrology, and environmental monitoring
- http://www.mesotech.com

Muir Matheson Ltd
- An engineering company specializing in installation and maintenance of weather monitoring equipment
- http://www.muir-matheson.com

Dynamax, Inc.
- Provides instruments and sensors for plant, water, environment, and hydrology.
- http://www.dynamax.com

IAV Engineering
- Manufacturer of the patented FlowCapt snowdrift monitoring solutions.
- http://www.flowcapt.com

LI-COR Environmental Research and Analysis
- Instrumentation for the environmental sciences, including radiation sensors, infrared gas analyzers, dataloggers, light meters, and meteorological measurement systems.
- http://www.licor.com/env/

Theodor Friedrichs GmbH
- Meteorological Sensors and Systems
- http://www.th-friedrichs.com/TH_Friedrichs/site/engl/index.php

Aanderaa Instruments
- Instruments and Sensors for Land, Sea and Air
- http://www.aanderaa.com/

Solar Light Company
- Manufacturer supplying solar radiation, ozone column, and aerosol measurement systems.
- http://www.solarlight.com

Middleon Solar
- Builds solar and terrestrial radiation instruments including a solarimeter, pyrheliometer and net pyrradiometer
- http://www.middletonsolar.com

Advanced Sensing Products
- ASP is a manufacturer standard PRTs, precision RTDs, and different types of thermocouples.
- http://www.aspsensors.com

TECMES Instrumentos Especiales SRL
- Produces sensors, recorders and systems for hydrometeorology and agrometeorology.
- http://www.tecmes.com/english/home.htm

METEK BmbH
- A producer of ground based remote sensing equipment for meteorological applications
- http://www.metek.de/

Gematronik Weather Radar Systems
- Doppler weather radar systems and weather data processing software.
- http://www.gematronik.com/

High Sierra Electronics
- Meteorological & Hydrological Sensors & Gauges, including warning & response products and services.
- http://highsierraelectronics.com