Gujarat Rail Infrastructure Development Corporation Limited · Chhattisgarh East Railway Limited · Chhattisgarh East West Railway Limited · Angul Sukinda Railway Limited · Rail Infrastructure Development Company (Karnataka) Limited · Mumbai Metro Rail Corporation Limited · Kolkata Metro Rail Corporation Limited · National C API Tal Region Transport Corporation Limited · Noida Metro Rail Corporation Limited · Delhi Metro Rail Corporation Limited · Chhattisgarh Railway Corporation Limited · Chhattisgarh Katghora Dongargarh Railway Limited · Chhattisgarh Kharsia Naya Raipur Railway Limited · Maharashtra Rail Infrastructure Development Corporation Limited · Odisha Rail Infrastructure Development Limited