PT Cahaya Raja Ratu is a technology-focused company delivering integrated solutions in Geoscience, Meteorology, Information Technology, IoT, and Artificial Intelligence. We specialize as a system integrator and technology supplier, providing end-to-end services that transform scientific data into reliable, operational, and impactful systems.
We believe technology should bring clarity. Like light, we are committed to delivering solutions that illuminate complex challenges, providing clear, accurate, and tailored systems that truly meet our customers’ needs.
We serve every client with the highest standard of quality and professionalism. Inspired by the meaning of Raja Ratu, we deliver solutions with excellence, precision, and care—treating every project as if we were serving royalty.
Trust is the foundation of every critical system. We uphold integrity, accountability, and reliability in everything we do, ensuring that our solutions perform consistently, securely, and responsibly in real-world operations.
End-to-end integration of geoscience, meteorology, IT, IoT, and AI systems—from design and deployment to operation and maintenance.
Design, supply, and deployment of seismic, meteorological, and structural monitoring systems, including field instrumentation and central processing centers.
Custom software development with a strong focus on WebGIS applications for real-time monitoring, data visualization, and decision support.
Scientific modeling and data analytics for geoscience and meteorology, including tsunami, earthquake, and atmospheric modeling environments.
Development and deployment of IoT-based sensing systems for real-time data acquisition, remote monitoring, and intelligent automation.
Supply, installation, and technical support for high-quality scientific instruments, including authorized solutions from Kinemetrics.




