Private limited company Martval OÜ is a lock company engaged in installation and maintenance of door locks, accessories, closures and automatic devices.

Martval was estabilished in 1997 and its active work began in 1998.

The main fields of activities have been up to now:

• wholesale of door and window accessories,
• sale and installation of door locks and door automatic devices,
• wholesale of door and window hinges and closures,
• sliding door systems,
• wholesale of silicon seals,
• sale and installation of window valves.