Common use of 000 ELECTRONIC SIGNATURE Clause in Contracts

000 ELECTRONIC SIGNATURE. 32. 100 This collective agreement can be executed by a representative of each trade union by electronic signature or other electronic means. A letter of authorization to that effect is on record with the General Presidents’ Maintenance Committee for Canada. Execution by electronic means has the same effect as if the collective agreement was executed in person by the representative of the trade union physically signing a copy of the collective agreement. As well, this collective agreement can be executed by a representative of each signatory employer by electronic signature or other electronic means. A letter of authorization to that effect is on record with the General Presidents’ Maintenance Committee for Canada. Execution by electronic means has the same effect as if the collective agreement was executed in person by the representative of the signatory employer physically signing a copy of the collective agreement. Signed this 1st day of April 2020. Name: Name: Title: Title: Name: Name: Title: Title: Name: Name: Title: Title: Agreement: Shell Canada Ltd. & Suncor Inc., Sarnia (2020-2023) Vice President International Association of Heat& Frost Insulators & Allied Workers General President Labourers International Union of North America International Vice President International Brotherhood of Boilermakers, Iron Ship Builders, Blacksmiths, Forgers and Helpers General President International Union of Operating Engineers

000 ELECTRONIC SIGNATURE. 32. 100 This collective agreement can be executed by a representative of each trade union by electronic signature or other electronic means. A letter of authorization to that effect is on record with the General Presidents’ Maintenance Committee for Canada. Execution by electronic means has the same effect as if the collective agreement was executed in person by the representative of the trade union physically signing a copy of the collective agreement. As well, this collective agreement can be executed by a representative of each signatory employer by electronic signature or other electronic means. A letter of authorization to that effect is on record with the General Presidents’ Maintenance Committee for Canada. Execution by electronic means has the same effect as if the collective agreement was executed in person by the representative of the signatory employer trade union physically signing a copy of the collective agreement. Signed this 1st 16th day of April 20202017. FOR AND ON BEHALF OF: DRIVER’S INDUSTRIAL INSTALLATIONS LTD., (DUNCAN, BRITISH COLUMBIA) Name: Name: Title: Title: Name: Name: Title: Title: Name: Name: Title: Title: Agreement: Shell Canada Ltd. & Suncor Inc., Sarnia (2020-2023) Vice President FOR AND ON BEHALF OF THE UNIONS International Association of Heat& Frost Insulators & Allied Workers General President Labourers International Union of North America International Vice President International Brotherhood of Boilermakers, Iron Ship Builders, Blacksmiths, Forgers and Helpers General President International Union of Operating Engineers

000 ELECTRONIC SIGNATURE. 32. 100 This collective agreement can be executed by a representative of each trade union by electronic signature or other electronic means. A letter of authorization to that effect is on record with the General Presidents’ Maintenance Committee for Canada. Execution by electronic means has the same effect as if the collective agreement was executed in person by the representative of the trade union physically signing a copy of the collective agreement. As well, this collective agreement can be executed by a representative of each signatory employer by electronic signature or other electronic means. A letter of authorization to that effect is on record with the General Presidents’ Maintenance Committee for Canada. Execution by electronic means has the same effect as if the collective agreement was executed in person by the representative of the signatory employer physically signing a copy of the collective agreement. Signed this 1st day of April 2020. Name: Name: Title: TitleFOR AND ON BEHALF OF: Name: Name: Title: Title: ALUMASAFWAY SERVICES ULC Name: Name: Title: Title: TRIPLE CROWN ENTERPRISES LTD. Name: Name: Title: Title: Agreement: Shell Canada Ltd. & Suncor Inc.Esso Petroleum Canada, Sarnia Nanticoke Refinery, Nanticoke, Ontario (2020-2023) Vice President FOR AND ON BEHALF OF THE UNIONS International Association of Heat& Frost Insulators & Allied Workers General President Labourers International Union of North America International Vice President International Brotherhood of Boilermakers, Iron Ship Builders, Blacksmiths, Forgers and Helpers General President International Union of Operating Engineers

000 ELECTRONIC SIGNATURE. 32. 100 This collective agreement can be executed by a representative of each trade union by electronic signature or other electronic means. A letter of authorization to that effect is on record with the General Presidents’ Maintenance Committee for Canada. Execution by electronic means has the same effect as if the collective agreement was executed in person by the representative of the trade union physically signing a copy of the collective agreement. As well, this collective agreement can be executed by a representative of each signatory employer by electronic signature or other electronic means. A letter of authorization to that effect is on record with the General Presidents’ Maintenance Committee for Canada. Execution by electronic means has the same effect as if the collective agreement was executed in person by the representative of the signatory employer physically signing a copy of the collective agreement. Signed this 1st day of April 2020. Name: Name: Title: Title: Name: Name: Title: Title: Name: Name: Title: Title: Agreement: Shell Canada Ltd. & Suncor Inc.Esso Petroleum Canada, Sarnia Nanticoke Refinery, Nanticoke, Ontario (2020-2023) Vice President International Association of Heat& Frost Insulators & Allied Workers General President Labourers International Union of North America International Vice President International Brotherhood of Boilermakers, Iron Ship Builders, Blacksmiths, Forgers and Helpers General President International Union of Operating Engineers

000 ELECTRONIC SIGNATURE. 32. 100 This collective agreement can be executed by a representative of each trade union by electronic signature or other electronic means. A letter of authorization to that effect is on record with the General Presidents’ Maintenance Committee for Canada. Execution by electronic means has the same effect as if the collective agreement was executed in person by the representative of the trade union physically signing a copy of the collective agreement. As well, this collective agreement can be executed by a representative of each signatory employer by electronic signature or other electronic means. A letter of authorization to that effect is on record with the General Presidents’ Maintenance Committee for Canada. Execution by electronic means has the same effect as if the collective agreement was executed in person by the representative of the signatory employer trade union physically signing a copy of the collective agreement. Signed this 1st 16th day of April 20202017. FOR AND ON BEHALF OF: CHEMFAB INDUSTRIES INC. (SARNIA, ONTARIO) Name: Name: Title: Title: SAFWAY SERVICES LTD. Name: Name: Title: Title: TRIPLE CROWN ENTERPRISES LTD. Name: Name: Title: Title: Name: Name: Title: Title: Agreement: Shell Canada Ltd. & Suncor Inc., Sarnia (2020-2023) Vice President FOR AND ON BEHALF OF THE UNIONS International Association of Heat& Frost Insulators & Allied Workers General President Labourers International Union of North America International Vice President International Brotherhood of Boilermakers, Iron Ship Builders, Blacksmiths, Forgers and Helpers General President International Union of Operating Engineers

000 ELECTRONIC SIGNATURE. 32. 100 This collective agreement can be executed by a representative of each trade union by electronic signature or other electronic means. A letter of authorization to that effect is on record with the General Presidents’ Maintenance Committee for Canada. Execution by electronic means has the same effect as if the collective agreement was executed in person by the representative of the trade union physically signing a copy of the collective agreement. As well, this collective agreement can be executed by a representative of each signatory employer by electronic signature or other electronic means. A letter of authorization to that effect is on record with the General Presidents’ Maintenance Committee for Canada. Execution by electronic means has the same effect as if the collective agreement was executed in person by the representative of the signatory employer physically signing a copy of the collective agreement. Signed this 1st day of April 2020. NameFOR AND ON BEHALF OF: Name: Title: Title: Name: Name: Title: Title: WORLEY INDUSTRIAL SERVICES ULC., (CALGARY, ALBERTA) Name: Name: Title: Title: Agreement: Shell Petro-Canada Ltd. & Suncor Inc.,, Sarnia Mississauga (2020-2023) FOR AND ON BEHALF OF THE UNIONS Vice President International Association of Heat& Frost Insulators & Allied Workers General President Labourers International Union of North America International Vice President International Brotherhood of Boilermakers, Iron Ship Builders, Blacksmiths, Forgers and Helpers General President International Union of Operating Engineers