Effective at the opening on Tuesday, June 28, 2022, the shares of the company will commence trading on the NEX.

The company will delist from trading on the Toronto Stock Exchange effective at the close on Monday, June 27, 2022. The company no longer meets Toronto Stock Exchange minimum listing requirements and also does not meet the requirements of a TSX Venture Exchange Tier 2 company.

As of June 28, 2022, the company is subject to restrictions on share issuances and certain types of payments as set out in the NEX policies.

The symbol extension differentiates NEX symbols from Tier 1 or Tier 2 symbols within the TSX Venture Exchange market. The company is classified as an industrial company.

Corporate jurisdiction:  British Columbia

Capitalization:  unlimited common shares with no par value, of which 194,201,234 common shares are issued and outstanding

Escrowed shares:  nil common shares

Transfer agent:  Computershare Investor Services Inc.

Trading symbol:  HE.H

Cusip No.:  411355 10 0