EWACanada Ltd.

1600-275 Slater Street,Ottawa K1P 5H9

230-6067/230-4933

www.ewa-Canada.com

GasTOPS Ltd.

1011Polytek Street, Gloucester K1J 9J3

744-3530/744-8846

www.gastops.com

Valcom Ottawa Ltd.

300-85 Albert Street, Ottawa K1P 6A4

594-5200/233-0009

www.valcom-ottawa.com