Trans-Northern Pipelines Incorporated A refined petroleum products pipeline serving southern Ontario and western Quebec. Trans-Northern Pipelines Incorporated (TNPI) has been in operation since 1952 and delivers refined petroleum products to major cities and airports in southern Ontario and western Quebec. The company is a federally regulated firm under the jurisdiction of the National Energy Board, www.neb.gc.ca . TNPI is a member company of the Canadian Energy Pipeline Association, www.cepa.com .
Trans-Northern Pipelines Inc. is Richmond Hill-based company (Ontario, Canada) with a phone number 9057744424. Our data show that the company is located at the address: 27 Vogell Rd Ste 330. The company has a web site: tnpi.ca.
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