Starting 1998, Ir. Purbo Waskito established company named PT. Duta Waskita Baja. As the company growth, PT. Duta Waskita Baja changes the name to PT. Cahaya Anugrah Tama, has focused to provide Steel Construction services to the manufacturer as well as Oil and Industry.

Typical products of PT. Cahaya Anugrah Tama are including, but not limited to the Pressure Vessel, Column, Heat Exchanger, Storage Tank, Drum, Piping, Pipeline, and Similar Steel Material. Currently, PT. Cahaya Anugrah Tama range activities are taking overall responsibility for Design, Engineering, Maintenance & Fabrication (Including Testing and Painting).