STL (Starlite Technologies Limited, formerly known as Sterlite Optical Technologies) is a provider of optical and digital solutions. It operates through three business segments: Optical Networking, Global Services, and Digital and Technology Solutions. The Optical Networking segment is engaged in the design and manufacture of optical fiber, cable, and optical interconnect products. The Global Services segment provides fiber roll-out, end-to-end system integration, and network deployment services. The Digital and Technology segment offers digital transformation and telecommunications enablement solutions.