Eos Positioning Systems, Inc., is a proud Esri Silver Sponsor and Esri ArcGIS Online Specialty Partner. Based in Montreal, Canada, Eos designs and manufactures the Arrow receiver series, the world's premier, high-accuracy GPS / GNSS receivers for the Bring Your Own Device (BYOD) market. The Eos team offers extensive support for connecting its Bluetooth submeter, subfoot and RTK GPS / GNSS receivers to any iOS, Android, Windows, and Windows Mobile device. The free Eos software utilities, such as the Eos Tools Pro app, and SDK support for all mobile device operating systems allows users to smoothly integrate the Eos GNSS Arrow receivers into their mobile GIS workflow. Eos Arrow receivers work seamlessly with Esri mobile apps, such as Collector for ArcGIS and soon Survey123 for ArcGIS.