The Transports de Martigny et Régions (TMR) company in the Valais canton of Switzerland operates bus and coach services and two electric railway lines:
The company is the result of merging Martigny–Orsières Railway (MO) and the Martigny–Châtelard Railway (MC) in 2001 with the official date 2000-01-01 to form the Transports de Martigny et Régions.