HEXO Corp. — Audit Report / Information 2020

Feb 6, 2020

January 31, 2020

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• To: Ontario Securities Commission British Columbia Securities Commission Alberta Securities Commission Financial and Consumer Affairs Authority of Saskatchewan The Manitoba Securities Commission Autorité des marchés financiers New Brunswick Financial and Consumer Services Commission Nova Scotia Securities Commission Office of the Superintendent of Securities, Government of Prince Edward Island Service NL, Financial Services Regulation Division

  • Office of the Superintendent of Securities, Government of the Northwest Territories Office of the Superintendent of Securities, Government of Nunavut Office of the Superintendent of Securities, Government of Yukon

Dear Sirs and Mesdames:

We have read the statements made by HEXO Corp. in the attached copy of change in auditor notice dated January 31, 2020, which we understand will be filed pursuant to Section 4.11 of National Instruments 51-102.

We agree with the statements concerning PricewaterhouseCoopers LLP in the change in auditor notice dated January 31, 2020 and confirm our appointment on January 31, 2020.

Yours truly,

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Chartered Professional Accountants

PricewaterhouseCoopers LLP 99 Bank Street, Suite 710, Ottawa, Ontario, Canada K1P 1E4 T: +1 613 237 3702, F: +1 613 237 3963, www.pwc.com/ca

“PwC” refers to PricewaterhouseCoopers LLP, an Ontario limited liability partnership.