| FORM 13-502F1 |
| CLASS 1 AND CLASS 3B REPORTING ISSUERS – PARTICIPATION FEE |
| | MANAGEMENT CERTIFICATION |
| | | I, _______________________, an officer of the reporting issuer noted below have examined this Form13-502F1 (the Form) being submitted hereunder to the Ontario Securities Commission and certify that tomy knowledge, having exercised reasonable diligence, the information provided in the Form is completeand accurate. | P. Peter Pascali |
| | | (s)________________________________ | __________________________ | P. Peter Pascali | March 31, 2022 |
| | | Name: | Date: |
| | | Title: |
| | | Reporting Issuer Name: | PyroGenesis Canada Inc. |
| | | End date of previous financial year: | December 31, 2021 |
| | | Type of Reporting Issuer: | Class 1 reporting issuer | | | | | Class 3B reporting issuer |
| | | Highest Trading Marketplace:(refer to the definition of “highest trading marketplace” under OSC Rule 13-502 Fees) | Toronto Stock Exchange |
| | | Market value of listed or quoted equity securities:(in Canadian Dollars - refer to section 7.1 of OSC Rule 13-502 Fees) |
| | | Equity Symbol |
| | | | | | _________________________ | PYR |
| | | 1 | st Specified Trading Period (dd/mm/yy) |
| | | (refer to the definition of “specified trading period” under OSCRule 13-502 Fees) | _________________ to _________________ | | | 01/01/21 | 31/03/21 |
| | | Closing price of the security in the class or serieson the last trading day of the specified tradingperiod in which such security was listed or quotedon the highest trading marketplace |
| | | | | | $________________________ (i) | 8.46 |
| | | Number of securities in the class or series of suchsecurity outstanding at the end of the last tradingday of the specified trading period |
| | | | | | _________________________ (ii) | 164,501,541 |
| | | Market value of class or series | (i) x (ii) | | $_________________________ (A) | 1,391,683,036.86 |
| | | 2 | nd Specified Trading Period (dd/mm/yy) |
| | | (refer to the definition of “specified trading period” under OSCRule 13-502 Fees) | _________________ to _________________ | | | 01/04/21 | 30/06/21 |
| Closing price of the security in the class or serieson the last trading day of the specified tradingperiod in which such security was listed or quotedon the highest trading marketplace |
| $______________________ (iii) | 6.48 |
| Number of securities in the class or series of suchsecurity outstanding at the end of the last tradingday of the specified trading period |
| ________________________ (iv) | 167,761,705 |
| Market value of class or series | | (iii) x (iv) | $________________________ (B) | 1,087,095,848.40 |
| 3 | rd Specified Trading Period (dd/mm/yy) |
| (refer to the definition of “specified trading period” under OSCRule 13-502 Fees) | | | _________________ to _________________ | 01/07/21 | 30/09/21 |
| Closing price of the security in the class or serieson the last trading day of the specified tradingperiod in which such security was listed or quotedon the highest trading marketplace |
| $ _______________________ (v) | 5.12 |
| Number of securities in the class or series of suchsecurity outstanding at the end of the last tradingday of the specified trading period |
| ________________________ (vi) | 170,794,205 |
| Market value of class or series |
| | (v) x (vi) | $________________________ (C) | 874,466,329.60 |
| 4 | th Specified Trading Period (dd/mm/yy) |
| (refer to the definition of “specified trading period” under OSCRule 13-502 Fees) | | | _________________ to _________________ | 01/10/21 | 31/12/21 |
| Closing price of the security in the class or serieson the last trading day of the specified tradingperiod in which such security was listed or quotedon the highest trading marketplace |
| ________________________ (vii) | 3.33 |
| Number of securities in the class or series of suchsecurity outstanding at the end of the last tradingday of the specified trading period |
| ________________________ (viii) | 170,125,795 |
| Market value of class or series | | (vii) x (viii) | $________________________ (D) | 566,518,897.35 |
| 5 | th Specified Trading Period (dd/mm/yy) |
| (if applicable - refer to the definition of “specified tradingperiod” under OSC Rule 13-502 Fees) | | | _________________ to _________________ |
| Closing price of the security in the class or serieson the last trading day of the specified tradingperiod in which such security was listed or quotedon the highest trading marketplace |
| $_______________________ (ix) |
| Number of securities in the class or series of such | ________________________ (x) |
| security outstanding at the end of the last tradingday of the specified trading period |
| Market value of class or series | (ix) x (x) | $________________________ (E) |
| Average Market Value of Class or Series(Calculate the simple average of the market value of the classor series of security for each applicable specified tradingperiod (i.e. A through E above)) |
| | $_________________________ (1) | 979,941,028.05 |
| (Repeat the above calculation for each other class or series of equity securities of the reporting issuer (and asubsidiary pursuant to paragraph 2.8(1)(c) of OSC Rule 13-502 Fees, if applicable) that was listed or quoted on amarketplace at the end of the previous financial year) |
| Fair value of outstanding debt securities:(See paragraph 2.8(1)(b), and if applicable, paragraph 2.8(1)(c)of OSC Rule 13-502 Fees) |
| | $_________________________ (2) |
| (Provide details of how value was determined) |
| Capitalization for the previous financial year | (1) + (2) | $_________________________ | 979,941,028.05 |
| Participation Fee | | $_________________________ | 40,950.00 |
| (For Class 1 reporting issuers, from Appendix A ofOSC Rule 13-502 Fees, select the participation fee) |
| (For Class 3B reporting issuers, from AppendixA.1 of OSC Rule 13-502 Fees, select theparticipation fee) |
| Late Fee, if applicable(As determined under section 2.7 of OSC Rule 13-502 Fees) |
| | $_________________________ | 0 |
| Total Fee Payable(Participation Fee plus Late Fee) |
| | $_________________________ | 40,950.00 |
