Fiberail Sdn Bhd ( Fiberail) incorporated in 1992, is a joint-venture company between Telekom Malaysia Berhad (TM), Keretapi Tanah Melayu Berhad (KTM Berhad) and Petrofibre Network(M) Sdn. Bhd. (PFN), licensed under Communications and Multimedia Act 1998 as a Network Service Provider (NSP) and Network Facilities Provider (NFP) primarily in the telecommunications industry.

A "carrier's carrier", Fiberail provides the backbone infrastructure and ancillary services to Telco providers. The company has also expanded its customer base to include Application Service Providers, Internet Service Providers, Managed Network Service Providers and Global Operators.

Fiberail commissioned the Metro Ethernet services in the Klang Valley and it has then further extended to Northern and Southern region. With its converged network, Fiberail is now able to provide even more resilient infrastructure enabling Fiberail to also provide the last mile connectivity thus playing an important part in the broadband network plan for the country.

For the financial year ended 31 December 2010, Fiberail recorded astonishing revenue of RM176.86 million, representing a growth of 9.1% with profit after tax stood at RM52.45 million, a significant increase of 23.1%.

Throughout 2010 sales from core products has increased steadily. A further notable growth is attributed from additional contracts signed with customers as well as intense operational cost control. Apart from its main priority to capture business growth with the existing customers, Fiberail also aim to continue working with the WiMAX players, the cross border telco and focusing to grow beyond current customer base by providing the backhaul connectivity via its resilient infrastructure and supported by its technical expertise.