Mashhor Headquarters Office
- Mashhor General Contractor Sendirian Berhad (MGCSB)
G22, Lot 3698, Jalan Pangsa. Seria KB2733
P.O. Box 30, Seria KB1190
Negara Brunei Darussalam.
- Tel: +673 – 3228155 / 3222003
Fax: +673 – 3223561
Email: info@mashhor.com
Website: http://www.mashhor.com
Petro Laut Office
- Petro Laut Sendirian Berhad (PLSB)
1st Floor, Lot 2216 Jalan Bunga Raya, Kuala Belait,
Negara Brunei Darussalam.
- Tel: +673 – 3349313
Email: info@petrolaut.com