SiteOne Landscape Supply, Inc. Contracts & Agreements

Description of the Registrants Securities Registered Pursuant to Section 12 of the Securities Exchange Act of 1934 (Filed With SEC on February 22, 2024)

Form of Separation Benefit Agreement (Filed With SEC on February 22, 2024)

Form of ELT Restricted Stock Unit Agreement under the SiteOne Landscape Supply, Inc. 2020 Omnibus Incentive Plan (Filed With SEC on February 22, 2024)

Form of ELT Stock Option Agreement under the SiteOne Landscape Supply, Inc. 2020 Omnibus Incentive Plan (Filed With SEC on February 22, 2024)

Form of Performance Stock Unit Award Agreement under the SiteOne Landscape Supply, Inc. 2020 Omnibus Equity Incentive Plan (Filed With SEC on February 13, 2024)

Summary of Non-Employee Director Compensation, as amended and restated on May 11, 2023 (Filed With SEC on August 2, 2023)

Increase Supplement, dated as of July 12, 2023, by and between SiteOne Landscape Supply Holding, LLC and JPMorgan Chase Bank, N.A., as increasing lender (Filed With SEC on July 12, 2023)

Description of the Registrants Securities Registered Pursuant to Section 12 of the Securities Exchange Act of 1934 (Filed With SEC on February 23, 2023)

Form of Employee Restricted Stock Unit Agreement under the SiteOne Landscape Supply, Inc. 2020 Omnibus Incentive Plan (Filed With SEC on February 23, 2023)

Form of Employee Stock Option Agreement under the SiteOne Landscape Supply, Inc. 2020 Omnibus Incentive Plan (Filed With SEC on February 23, 2023)

Form of Performance Stock Unit Award Agreement under the SiteOne Landscape Supply, Inc. 2020 Omnibus Equity Incentive Plan (Filed With SEC on February 14, 2023)

Summary of Non-Employee Director Compensation, as amended and restated on August 10, 2022 (Filed With SEC on November 2, 2022)

Form of Director Restricted Stock Unit Agreement (for Non-Employee Director Service) under the SiteOne Landscape Supply, Inc. 2020 Omnibus Incentive Plan (Filed With SEC on November 2, 2022)

Description of the Registrants Securities Registered Pursuant to Section 12 of the Securities Exchange Act of 1934 (Filed With SEC on February 24, 2022)

Form of Performance Stock Unit Award Agreement under the SiteOne Landscape Supply, Inc. 2020 Omnibus Equity Incentive Plan (Filed With SEC on February 14, 2022)

Summary of Non-Employee Director Compensation, as amended and restated on May 12, 2021 (Filed With SEC on August 4, 2021)

Description of the Registrants Securities Registered Pursuant to Section 12 of the Securities Exchange Act of 1934 (Filed With SEC on March 3, 2021)

Form of Performance Stock Unit Award Agreement under the SiteOne Landscape Supply, Inc. 2020 Omnibus Equity Incentive Plan (Filed With SEC on February 18, 2021)

Underwriting Agreement, dated August 3, 2020, between SiteOne Landscape Supply, Inc. and BofA Securities, Inc (Filed With SEC on August 6, 2020)

Summary of Non-Employee Director Compensation, as amended and restated on May 13, 2020 (Filed With SEC on July 29, 2020)

Form of Employee Stock Option Agreement under the SiteOne Landscape Supply, Inc. 2020 Omnibus Incentive Plan (Filed With SEC on July 29, 2020)

Form of Employee Restricted Stock Unit Agreement under the SiteOne Landscape Supply, Inc. 2020 Omnibus Incentive Plan (Filed With SEC on July 29, 2020)

Form of Performance Stock Unit Award Agreement under the SiteOne Landscape Supply, Inc. 2020 Omnibus Incentive Plan (Filed With SEC on July 29, 2020)

Form of Non-Employee Director Deferred Stock Unit Agreement under the SiteOne Landscape Supply, Inc. 2020 Omnibus Incentive Plan (Filed With SEC on July 29, 2020)

SiteOne Landscape Supply, Inc. 2020 Omnibus Equity Incentive Plan (Filed With SEC on May 15, 2020)

Form of Employee Stock Option Agreement under the SiteOne Landscape Supply, Inc. 2016 Omnibus Equity Incentive Plan (Filed With SEC on April 29, 2020)

Form of Employee Restricted Stock Unit Agreement under the SiteOne Landscape Supply, Inc. 2016 Omnibus Equity Incentive Plan (Filed With SEC on April 29, 2020)

Form of Performance Stock Unit Agreement under the SiteOne Landscape Supply, Inc. 2016 Omnibus Equity Incentive Plan (Filed With SEC on April 29, 2020)

Description of the Registrants Securities Registered Pursuant to Section 12 of the Securities Exchange Act of 1934 (Filed With SEC on February 26, 2020)

Summary of Non-Employee Director Compensation, as amended and restated on May 15, 2019 (Filed With SEC on July 31, 2019)

Separation Benefit Agreement by and between SiteOne Landscape Supply, LLC, SiteOne Landscape Supply, Inc., and Scott Salmon, dated April 1, 2019 (Filed With SEC on July 31, 2019)

Separation Benefit Agreement by and between SiteOne Landscape Supply, LLC, SiteOne Landscape Supply, Inc., and Greg Weller, dated May 26, 2016 (Filed With SEC on July 31, 2019)

Amendment to Separation Benefit Agreement between Ross Anker and the Company, dated June 13, 2019 (Filed With SEC on June 14, 2019)

Amendment to SiteOne Landscape Supply, Inc. 2016 Omnibus Equity Incentive Plan effective as of January 1, 2019 (Filed With SEC on May 1, 2019)

Consulting Agreement between Pascal Convers and the Company (Filed With SEC on February 15, 2019)

Form of Performance Stock Unit Award Agreement under the SiteOne Landscape Supply, Inc. 2016 Omnibus Equity Incentive Plan (Filed With SEC on February 12, 2019)

Sixth Amendment to Credit Agreement, dated as of February 1, 2019, by and among SiteOne Landscape Supply Holding, LLC (f/k/a JDA Holding LLC), SiteOne Landscape Supply, LLC (f/k/a... (Filed With SEC on February 4, 2019)

Summary of Non-Employee Director Compensation Program, as amended and restated on May 16, 2018 (Filed With SEC on August 1, 2018)

Form of Employee Stock Option Agreement (Filed With SEC on May 2, 2018)

Form of Employee Restricted Stock Unit Agreement (Filed With SEC on May 2, 2018)

Third Amendment to Amended and Restated Credit Agreement, dated as of December 12, 2017, by and among SiteOne Landscape Supply Holding, LLC (f/k/a JDA Holding LLC), SiteOne... (Filed With SEC on December 12, 2017)

Increase Supplement, dated as of December 12, 2017, by and among SiteOne Landscape Supply Holding, LLC (f/k/a JDA Holding LLC) and UBS AG, Stamford Branch, as increasing lender (Filed With SEC on December 12, 2017)

Summary of Non-Employee Director Compensation SITEONE LANDSCAPE SUPPLY, INC. (the Company) (Filed With SEC on August 9, 2017)

SiteOne Landscape Supply, Inc. [] Shares of Common Stock Underwriting Agreement (Filed With SEC on April 17, 2017)

SiteOne Landscape Supply, Inc. [] Shares of Common Stock Underwriting Agreement (Filed With SEC on November 28, 2016)

SiteOne Landscape Supply, Inc. Form of Employee StockOption Agreement (Filed With SEC on November 28, 2016)

SiteOne Landscape Supply, Inc. Form of EmployeeRestricted Stock Unit Agreement (Filed With SEC on November 28, 2016)

FIRST AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT (Filed With SEC on November 23, 2016)

INCREASE SUPPLEMENT (Filed With SEC on November 23, 2016)

SEPARATION BENEFIT AGREEMENT (Filed With SEC on November 16, 2016)

AMENDED AND RESTATED STOCKHOLDERS AGREEMENT OF SITEONE LANDSCAPE SUPPLY, INC. dated as of May 12, 2016 TABLE OF CONTENTS Page ARTICLE IDEFINITIONSSECTION 1.1.Certain Defined... (Filed With SEC on June 22, 2016)

[Remainder of the page left intentionally blank.] (Filed With SEC on June 22, 2016)

SiteOne Landscape Supply, Inc. [] Shares of Common Stock Underwriting Agreement (Filed With SEC on May 2, 2016)

Additional abbreviations may also be used though not in the above list. (Filed With SEC on May 2, 2016)

FORM OF AMENDED AND RESTATED STOCKHOLDERS AGREEMENT OF SITEONE LANDSCAPESUPPLY, INC. dated as of [], 2016 TABLE OF CONTENTS (Filed With SEC on April 18, 2016)

FOURTH AMENDMENT TOCREDIT AGREEMENT (Filed With SEC on April 18, 2016)

Registration Rights Waiver Agreement (Filed With SEC on April 18, 2016)

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SiteOne Landscape Supply, Inc. Contracts & Agreements