Blasthole Drilling Systems Ltd.
7465 Griffiths Drive
Burnaby, BC  V5E 2Y3
(604) 831-7839 (604) 872-5066

Roktek Services Inc.
7961 Otway Road
Prince George, BC  V2M 7B4
(250) 564-9011 (250) 561-1538

http://www.roktekservices.ca