Exhibit 8.1
The following table provides a list of all subsidiaries and other companies controlled by the company:
Subsidiaries | Date and Manner of Incorporation | Percentage of each Class of Shares owned/controlled by NXT |
NXT Energy USA, Inc. | October 20, 1995 by Articles of Incorporation – State of Nevada | 100% |
NXT Aero USA, Inc. | August 28, 2000 by Articles of Incorporation – State of Nevada | 100% |
NXT Aero Canada, Inc. | April 1, 1997 by Articles of Incorporation - Canada Business Corporation Act | 100% |
NXT Energy Canada, Inc. | April 1, 1997 by Articles of Incorporation - Canada Business Corporation Act | 100% |