Lingkaran Trans Kota Holdings Berhad (LITRAK) - Concessionaire for Lebuhraya Damansara-Puchong (LDP). Provides traffic, road users, investors, careers information and news. - http://www.litrak.com.my/
Besraya (M) Sdn Bhd - Concessionaire for expressway from Salak South, Desa Petaling to Serdang. Provides maps, facilities, news, and toll fare. - http://www.besraya.com.my/
Konsortium Expressway Shah Alam Selangor (KESAS) - Operates a 35km expressway starting from Kuala Lumpur, through Subang Jaya, Shah Alam, ending in Klang. Provides routes, service area and toll fare table. - http://www.kesas.com.my/