Website: https://www.navtechgps.com/... Address: 5501 Backlick Road, Suite 230, Springfield, VA 22151... Phone: 703-256-8900... Business e-mail: info@navtechgps.com... NavtechGPS is a reseller of commercial GPS products from top names like Antcom, Garmin, Hemisphere GNSS, navXperience, NovAtel, PCTel, Septentrio, Tallysman Wireless and Trimble Navigation. We value opportunities to help educate our partners and customers about GPS antennas and so Navtech also leads the way in GPS and GNSS training, offering a comprehensive list of courses taught by world-class instructors. We specialize in bringing any of our courses on-site to your location to save you time and money. For more information on our commercial GPS products please contact today... #Communications #commercial GPS... Facebook: https://www.facebook.com/NavtechGPS-145594122172370/... LinkedIn: https://www.linkedin.com/company/navtechgps... YouTube: https://www.youtube.com/channel/UCjcpfsKduShzvipnRSAlVGQ