T2 Utility Engineers Inc.

 Linda Mercer
 1615 Dundas Street East, 3rd Floor Lang Tower Whitby, ON L1N 2L1
 (905) 668-8822
 [email protected]
 http://t2ue.com

OX Equipment

 Jim Douglas
 3680-11B Tradewind Drive, Ancaster, ON L9G 4V5
 (905) 802-2364
 [email protected]
 https://www.ox-equipment.com/

Spring Grove

Steve Grove
3061 Church Street, RR 1, Blackstock, ON L0B 1B0
1 (866) 388-5588
[email protected]
 https://hydrovacexcavation.ca

Enbridge Gas Distribution

 Mark Wilson
 500 Consumers Road, North York, ON M2J 1P8
 (416) 758-7958
 [email protected]
 https://www.enbridgegas.com

Power Stream

Patrick Leung
161 Cityview Boulevard, Vaughan, Ontario L4H 0A9
1 (877) 963-6900
[email protected]
 https://powerstream.ca

Ontario Joint Pipeline Group

 Gretchen Gordon
 86 Healey Road, Bolton, ON L7E 5A7
 (905) 951-4336
 [email protected]
 http://transcanada.com

Gauss 4D

Kate Cheng
Suite 400, 3601 Hwy 7 E Markham, ON L3R 0M3
[email protected]