Indian Railway Board
.png/Logo "Indian Railways Institute of Electrical Engineering(IRIEEN)"){kind=logo}
Government of India Indian Railways Institute of Electrical Engineering(IRIEEN)
.png/Logo "Railway Board"){kind=logo}
Central Organisation For Modernisation of Workshops
Centre for Railway Information System
Container Corporation of India Ltd
Indian Railway Catering and Tourism Corporation Ltd
Indian Railway Finance Corporation
IRCON International Ltd
Pipavav Railway Corporation Limited
Mumbai Railway Vikas Corporation
RAILTEL Corporation of India Ltd
Konkan Railway Corporation
RITES Ltd