Reeflex Solutions — Regulatory Filings 2021

May 14, 2021

CERTIFICATE OF CPC

TO: BRITISH COLUMBIA SECURITIES COMMISSION ALBERTA SECURITIES COMMISSION ONTARIO SECURITIES COMMISSION (Collectively, the “Commissions”)

AND TO: TSX VENTURE EXCHANGE (“TSXV”)

RE: BIGSTACK OPPORTUNITIES I INC. (A CAPITAL POOL COMPANY) – FINAL PROSPECTUS

The undersigned, for and on behalf of BIGSTACK OPPORTUNITIES I INC. (the “ Company ”), hereby undertakes to the Commissions and the TSXV that:

• A. The Company will comply in all respects with the restrictions contained in Part 7 of TSXV Policy2.4 – Capital Pool Companies (the “Policy”) in connection with the expenditure of funds raised prior to Completion of the Qualifying Transaction (as such term is defined in the Policy);

• B. In the event that the TSXV delists the listed shares of the Company, then within 90 days from the date of such delisting, the Company will, in accordance with applicable law, wind-up and liquidate the Company’s assets and distribute its remaining assets, on a pro rata basis, to its shareholders unless, within that 90 day period, the shareholders, pursuant to a majority vote, exclusive of the votes of Non-Arm’s Length Parties (as such term is defined in the Policy) to the Company, approve another use of the remaining assets; and

• C. The Company will provide written confirmation to the Commissions no later than 90 days from the date of delisting, that they have complied with the undertakings at (A) and (B) above.

Dated this 14[th] day of May, 2021.

BIGSTACK OPPORTUNITIES I INC.

Per: (signed) “ Eric Szusak

Name: Eric Szusak Title: Chief Executive Officer, Chief Financial Officer, Secretary, and Director

[ Bigstack – Undertaking of CPC re s. 3.3(a)(ii) ]

UNDERTAKING

TO: BRITISH COLUMBIA SECURITIES COMMISSION ALBERTA SECURITIES COMMISSION ONTARIO SECURITIES COMMISSION (Collectively, the “Commissions”)

AND TO: TSX VENTURE EXCHANGE (“TSXV”)

RE: BIGSTACK OPPORTUNITIES I INC. (A CAPITAL POOL COMPANY) – FINAL PROSPECTUS

The undersigned, a duly appointed officer and director of BIGSTACK OPPORTUNITIES I INC. (the “Company”), hereby undertakes, in his personal capacity, to the Commissions and the TSXV that:

• A. I will comply in all respects with the restrictions contained in Part 7 of TSXV Policy 2.4 – Capital Pool Companies (the “ Policy ”) in connection with the expenditure of funds

• raised prior to Completion of the Qualifying Transaction (as such term is defined in the Policy);

• B. In the event that the TSXV delists the listed shares of the Company, then within 90 days from the date of such delisting, I shall cause the Company, in accordance with applicable law, wind-up and liquidate the Company’s assets and distribute its remaining assets, on a pro rata basis, to its shareholders unless, within that 90 day period, the shareholders, pursuant to a majority vote, exclusive of the votes of NonArm’s Length Parties (as such term is defined in the Policy) to the Company, approve another use of the remaining assets; and

• C. I will provide written confirmation to the Commissions no later than 90 days from the date of delisting, that they have complied with the undertakings at (A) and (B) above.

Dated this 14[th] day of May, 2021.

Per: (signed) “ Eric Szusak Name: Eric Szusak Title: Chief Executive Officer, Chief Financial Officer, Secretary, and Director

UNDERTAKING

TO: BRITISH COLUMBIA SECURITIES COMMISSION ALBERTA SECURITIES COMMISSION ONTARIO SECURITIES COMMISSION (Collectively, the “Commissions”)

AND TO: TSX VENTURE EXCHANGE (“TSXV”)

RE: BIGSTACK OPPORTUNITIES I INC. (A CAPITAL POOL COMPANY) – FINAL PROSPECTUS

The undersigned, a duly appointed director of BIGSTACK OPPORTUNITIES I INC. (the “Company”), hereby undertakes, in his personal capacity, to the Commissions and the TSXV that:

• A. I will comply in all respects with the restrictions contained in Part 7 of TSXV Policy 2.4 – Capital Pool Companies (the “ Policy ”) in connection with the expenditure of funds raised prior to Completion of the Qualifying Transaction (as such term is defined in the Policy);

• B. In the event that the TSXV delists the listed shares of the Company, then within 90 days from the date of such delisting, I shall cause the Company, in accordance with applicable law, wind-up and liquidate the Company’s assets and distribute its remaining assets, on a pro rata basis, to its shareholders unless, within that 90 day period, the shareholders, pursuant to a majority vote, exclusive of the votes of NonArm’s Length Parties (as such term is defined in the Policy) to the Company, approve another use of the remaining assets; and

• C. I will provide written confirmation to the Commissions no later than 90 days from the date of delisting, that they have complied with the undertakings at (A) and (B) above.

Dated this 14[th] day of May, 2021.

Per: (signed) “ Magaly Bianchini ” Name: Magaly Bianchini Title: Director

UNDERTAKING

TO: BRITISH COLUMBIA SECURITIES COMMISSION ALBERTA SECURITIES COMMISSION ONTARIO SECURITIES COMMISSION (Collectively, the “Commissions”)

AND TO: TSX VENTURE EXCHANGE (“TSXV”)

RE: BIGSTACK OPPORTUNITIES I INC. (A CAPITAL POOL COMPANY) – FINAL PROSPECTUS

The undersigned, a duly appointed director of BIGSTACK OPPORTUNITIES I INC. (the “Company”), hereby undertakes, in his personal capacity, to the Commissions and the TSXV that:

• A. I will comply in all respects with the restrictions contained in Part 7 of TSXV Policy 2.4 – Capital Pool Companies (the “ Policy ”) in connection with the expenditure of funds raised prior to Completion of the Qualifying Transaction (as such term is defined in the Policy);

• B. In the event that the TSXV delists the listed shares of the Company, then within 90 days from the date of such delisting, I shall cause the Company, in accordance with applicable law, wind-up and liquidate the Company’s assets and distribute its remaining assets, on a pro rata basis, to its shareholders unless, within that 90 day period, the shareholders, pursuant to a majority vote, exclusive of the votes of NonArm’s Length Parties (as such term is defined in the Policy) to the Company, approve another use of the remaining assets; and

• C. I will provide written confirmation to the Commissions no later than 90 days from the date of delisting, that they have complied with the undertakings at (A) and (B) above.

Dated this 14[th] day of May, 2021.

Per: (signed) “ Dennis Peterson ” Name: Dennis Peterson Title: Director