| Accounts payable and accrued liabilities |
| |
|
May 31, 2021 |
|
|
February 28, 2021 |
|
| Trade accounts payable |
|
$ |
5,279,857 |
|
|
$ |
5,082,736 |
|
| Accrued employee compensation |
|
|
1,051,109 |
|
|
|
970,154 |
|
| Accrued professional fees |
|
|
1,040,791 |
|
|
|
1,270,628 |
|
| Accrued engineering fees |
|
|
862,645 |
|
|
|
535,359 |
|
| Other accrued liabilities |
|
|
823,021 |
|
|
|
265,988 |
|
| |
|
$ |
9,057,423 |
|
|
$ |
8,124,865 |
|
|