Clearion provides mobile asset mapping and vegetation management software for utilities and infrastructure providers. Clearion Crew is their cross-platform app for maintenance and construction crews. It enables the receipt of map-based tasks, GPS navigation, work order updates, and field reporting. The app is designed for fast, simple use in demanding field environments. With a global utility client base, Clearion needed robust performance and integration with GIS systems. Pillar built the solution using Xamarin and ESRI’s geospatial technologies. We ensured compatibility across devices and enhanced the app's real-time response.