Trimble FieldLink is a professional construction layout and field data management software designed to improve accuracy and productivity on construction sites. The platform connects digital design models with field instruments such as robotic total stations, GNSS receivers, and laser scanners, enabling construction teams to perform precise layout and measurement tasks directly from digital project data. FieldLink allows users to visualize BIM and CAD models in the field, perform layout operations, verify installation accuracy, and capture as-built data. The software helps reduce rework, improve communication between field crews and office teams, and ensure that construction activities follow the original digital design. Trimble FieldLink is widely used for building layout, MEP installation, structural construction, quality control, and project documentation. The platform integrates with Trimble hardware and construction workflows to streamline data exchange between office and field operations. Through the Topotronix platform, construction professionals and surveying teams can access software solutions like Trimble FieldLink, enabling efficient construction layout workflows and precise field data management.