| Schedule of related party transactions and the amounts due to and from related parties |
| | | | | | | | | | | Three-month | | Three-month | | Nine-month | | Nine-month | | | period ended | | period ended | | period ended | | period ended | | | May 31, | | May 31, | | May 31, | | May 31, | | | 2026 | | 2025 | | 2026 | | 2025 | | | $ | | $ | | $ | | $ | Expenses | | | | | | | | | | | | | | | | | | Research and development | | | | | | | | | Mac Engineering, SASU | | — | | — | | — | | 997,479 | | | | | | | | | | Interest expense | | | | | | | | | Roger Moore | | 74,913 | | — | | 224,161 | | — | | | | | | | | | | Rent expense | | | | | | | | | California Electric Boat Company | | 52,979 | | 48,942 | | 156,604 | | 146,827 | Marine Ventures LLC | | — | | — | | 143,720 | | — | | | | | | | | | | Income booked through Contributed Surplus | | | | | | | | | | | | | | | | | | Management fees | | | | | | | | | Marine Ventures LLC | | — | | — | | 159,269 | | — |
| | | | | | | | | | | Three-month | | Three-month | | Nine-month | | Nine-month | | | period ended | | period ended | | period ended | | period ended | | | May 31, | | May 31, | | May 31, | | May 31, | | | 2026 | | 2025 | | 2026 | | 2025 | | | $ | | $ | | $ | | $ | Salaries and benefits | | 481,347 | | 264,414 | | 1,372,487 | | 778,813 | Share-based payments – capital stock | | — | | 11,377 | | 29,588 | | 199,227 | Share-based payments – RSUs | | 18,270 | | — | | 49,250 | | — | Share-based payments – stock options | | 1,825 | | 2,820 | | 8,395 | | 14,703 | | | 501,442 | | 278,611 | | 1,459,720 | | 992,743 |
| | | | | | | As at | | As at | | | May 31, | | August 31, | | | 2026 | | 2025 | | | $ | | $ | Amounts due from related parties included in share subscription receivable | | | | | 9335-1427 Quebec Inc. | | — | | 18,193 | Alexandre Mongeon | | — | | 10,333 | | | — | | 28,526 | | | | | | Amounts prepaid by related parties included in prepaid expenses and deposits to suppliers | | | | | Marine Ventures LLC | | 133,775 | | — | | | 133,775 | | — | | | | | | Amounts due to (from) related parties | | | | | Alexandre Mongeon | | (12,133) | | — | Roger Moore | | 10,000 | | — | Jesse Coors | | 50,000 | | — | | | 47,867 | | — | | | | | | Amounts due to related parties included in trade and other payable | | | | | Alexandre Mongeon | | 11,538 | | 16,946 | Raffi Sossoyan | | 3,843 | | 7,277 | Roger Moore* | | 33,986 | | 19,520 | Maxime Poudrier | | 2,885 | | — | Daniel Rathe | | 3,077 | | 6,154 | Marine Ventures LLC | | 97,667 | | — | 1925 Holiday Holdings LLC | | 131,601 | | — | Palm City Marine LLC | | 34,022 | | — | NVPB Marina Holdings LLC | | 24,973 | | — | NV FL 1440 Holdings LLC | | 111,900 | | — | NV FL Holdings LLC | | 400,567 | | — | | | 856,059 | | 49,897 | | | | | | *includes interest payable at May 31, 2026 of $27,255 (August 31, 2025 - $6,058) | | | | | | | | | | | | As at | | As at | | | May 31, | | August 31, | | | 2026 | | 2025 | | | $ | | $ | Proceeds receivable from related parties | | | | | Non-interest bearing demand note receivable from Marine Ventures LLC | | — | | 3,422,154 | Contingent receivable from Marine Ventures LLC | | 6,556,314 | | 6,967,763 | | | 6,556,314 | | 10,389,917 | | | | | | Purchase consideration payable to related party | | | | | Initial Convertible Note due to Roger Moore (note 16) | | 3,229,563 | | 3,111,810 | Subsequent Convertible Note due to Roger Moore (note 16) | | 821,339 | | 653,262 | Real Estate Note due to Roger Moore (note 16) | | 1,609,019 | | 1,283,434 | | | 5,659,921 | | 5,048,506 |
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