Aux Sable's vision is to become a market leader in the midstream gas processing and NGL industry within selected regions of North America where Aux Sable can profitably develop and expand competitive advantages.

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Our Business > Canada Operations


Aux Sable Canada

Aux Sable Canada (ASC) is an active midstream player in Western Canada, primarily along the Alliance Pipeline corridor. We provide customized midstream solutions to producers to effectively develop and produce gas reserves rich in liquids. Our midstream services include construction and operation of processing plants and pipelines.

Heartland Offgas Plant (HOP)

Aux Sable’s strategy also includes building, owning and operating offgas processing facilities, such as the Heartland Offgas Plant in Fort Saskatchewan, Alberta, for the heavy oil upgrading and refining industry in Western Canada. Read More...

Septimus and Wilder Plants and Pipeline

ASC owns a minority share in the the Septimus and Wilder Plants in British Columbia. The plants are located in the liquids-rich Montney area and have a respective capacity of 75 mmcfd and 60 mmcfd.

The Septimus Pipeline, wholly owned by Aux Sable Canada, is a 20-inch, 20-kilometre gas pipeline which transports sweet rich gas from the Septimus Plant to an interconnection point on the Alliance pipeline for delivery to the Channahon processing facility. Read More...


2800, 605 - 5th Avenue SW
Calgary, Alberta T2P 3H5

Phone: (403) 508-5870
Fax: (403) 263-8683

General email: