- Garmin
 - Designs, manufactures, and markets GPS navigation and communications equipment. - TomTom
- Official site of TomTom, a maker of portable GPS car navigation systems.
- Trimble Navigation
- Provider of satellite-based navigation, positioning, and communication data products.
- Magellan
- Specializing in satellite navigation and communication products.
- Lowrance Electronics
- Designs and manufactures sonar and GPS instruments for use in outdoor recreation and aviation.
- GPS World Magazine
- Monthly publication serving the needs of those who use the global positioning system (GPS).
- SiRF
- Offers GPS technology and other wireless innovations for a range of consumer applications.
 NovAtel GPS
- High-end GPS solutions. NovAtel develops precise global positioning systems and augmentation components and sub-systems designed for rapid integration.- San Jose Navigation, Inc.
- Taiwan-based manufacturer of GPS/GSM antennas and receivers, re-radiators, Bluetooth GPS receivers, tracking systems, and accessories.
- Omnistar DGPS Systems
- Wide-area differential GPS service, with widely-spaced Base Stations used in a multi-site solution. Sub-meter positioning is achievable over most of North America.
- RoyalTek GPS
- Designs, manufactures, and markets GPS products including in-vehicle navigation system, engine boards, handheld receivers, and more.
- CMT-Corvallis Microtechnology, Inc
- Manufactures GPS field data collectors and mapping software for the forestry, utility, fish and wildlife and petrochemical fields. We also offer comprehensive GPS training.
- Global Locate, Inc.
- Provides location technology and services for the wireless industry.
- HOLUX Technology Inc.
- Consumer GPS products provider.
- Northstar Technologies
- Produces electronic navigation equipment for marine, avionics, agricultural, recreational, and other emerging land-based markets.
- Ashtech Incorporated
- Manufacturer of precision GPS receivers for use in surveying, mapping and land, sea, avionic and marine navigation.
- Manning NavComp
- Providers of GPS products and services for government, industry, and individuals.
- GPS Source
- Offers GPS splitters, amplifiers, combiners, retransmitting kits, and more.
- GPS for Educators
- Offering products, training, and services to educators.
- Hunter Pro
- Offering automatic vehicle location systems. Includes map samples and contact information.
- Zeli Systems
- Offering a line of carrier-board products that provides GPS solutions for popular computer platforms.
- CSI Wireless
- Designs and manufactures GPS navigation and communications equipment for agriculture, maritime, fleet tracking, and precision commercial applications. Also offers desktop fixed wireless telephones.
- Applanix Corporation
- Provider of position and orientation solutions for precision commercial applications, such as surveying and mapping. For air, marine, and land markets.
- E-trimblegps.com
- Authorized Trimble GPS dealer and certified trainer.
- Cambridge Aero Instruments
- Manufacturer of microprocessor based navigational instruments for soaring, including secure GPS flight recorders, variometers and final glide computer.
- Stars Navigation Technologies
- Designs, develops, and manufactures wireless GPS systems. Stars Navigation Technologies offers GPS and vehicle tracking systems, antennas, and receivers.
- Pacific Crest Corporation
- Offering wireless products used in GPS, RTK, and other position-centric applications.
- Mio Technology Limited
- Makers of the Mio DigiWalker, a device combining GPS, PDA, and smartphone features.
- Allis Communication Co.
- Manufactures GPS antennas and navigation systems as well as cellular antennas and switching cables.
- GPS Review
- Offers products and accessories with reviews of various GPS systems for geocaching, automotive, marine, aviation, and outdoor recreation.
- CompassCom, Inc.
- Solutions using GPS for GIS and AVL applications; integration, training and support for industry and government.
- Halltech Environmental
- Supplies GPS and other specialized instruments for environmental research, natural resource management, and mineral exploration.
- AerComTec International
- Developing and manufacturing vehicle location systems.
- Spectra Systems
- Technical sales and marketing organization providing GPS navigation, audio/video, aviation systems, and space sensors to military and commercial systems integrators and OEMs.
- Andronics Ltd
- Satellite communications services including global vehicle tracking, remote data acquisition, and marine tracking.
- Axiom Navigation, Inc.
- Offers GPS/FMS systems, software, and accessories.
- GeoPlane Services
- Sales, rental and service of GPS survey and mapping equipment.
- Yeoman Group
- Develops integrated route, navigation, and traffic services for the mobile navigation market.
- NavSync GPS
- Manufacturer of sensitive GPS receiver modules and chipsets for the OEM marketplace.
- AVL Information Systems, Inc.
- Vehicle information and locations systems.
- IntegriNautics Corporation
- Creates GPS solutions for precision navigation, and pseudolites.
- Lambda Tech International
- Manufactures terrestrial mobile mapping equipment, including GPSVision, and provides data collection services to clients worldwide.
- SiGEM
- Finding location tracking solutions.
- Mapsync
- GPS and GIS solutions for both public and private entities.
- Cable Leakage Technologies
- Signal leakage analysis.
- Keyhole Inc.
- Makers of Earthviewer, a mapping product that integrates satellite imagery and GPS.
- Navtor Technology Corporation
- Providing global positioning system and car navigation system software and hardware solutions.
- GPS Integrated System, Inc.
- Rentals and sales of survey-grade GPS receivers to the land and marine survey industries.
- SatNavShop.com
- Offers a range of satellite navigation equipment as well as in-house installation services.
- One Call Mapping
- Software and hardware solution to locate One Call excavation sites for underground contractors and public utility companies.
- System Dividends
- Providing expert training in GPS, surveying, and mapping.
- Flight Trac, Inc.
- Airborne CLI testing in the cable television industry with nationwide availability.
- Navigation Laboratories
- Manufacturers GPS constellation simulators in stand alone or externally driven configurations (ethernet/ GPIB/ SCRAMNet) for the military, avionics, automotive, cellular, and other industries.
- EnSoCo, Inc.
- Marine navigation and data processing services for seismic and geophysical industries.
- Kallisto
- Cheng Holin Technology Corporation
- Manufactures a range of GPS products including security tracking systems, engine boards, antennas, receivers, and others.
- Wal-Mart GPS
- Sells GPS units.
- Geniustek Corporation
- Manufacturer of GPS navigation and tracking systems, GPS/PDA cradles, and computer peripherals.
- GoPass GPS Solutions
- Maker of GPS receivers, locators, and accessories. GoPass Technology produces GPS hardware and systems for navigation, tracking, and other applications.
- Etek Navigation, Inc.
- Manufacturer of GPS hardware and turnkey solutions, specializing in mobile and marine GPS receivers and antennas.
- Lee Electronics
- Offering GPS, radar detectors, shortwave and 12-volt electronics, phones, walkie-talkies, FRS, GMRS, and weather radios.
- TeamSharp SpaceTech Inc.
- Manufacturer of GPS navigation systems and car, home, and personal security systems.
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