<SEC-DOCUMENT>0001959173-23-005630.txt : 20231220
<SEC-HEADER>0001959173-23-005630.hdr.sgml : 20231220
<ACCEPTANCE-DATETIME>20231220100234
ACCESSION NUMBER:		0001959173-23-005630
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20231220
DATE AS OF CHANGE:		20231220

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SiteOne Landscape Supply, Inc.
		CENTRAL INDEX KEY:			0001650729
		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-PROFESSIONAL & COMMERCIAL EQUIPMENT & SUPPLIES [5040]
		ORGANIZATION NAME:           	07 Trade & Services
		IRS NUMBER:				364485550
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-37760
		FILM NUMBER:		231499715

	BUSINESS ADDRESS:	
		STREET 1:		MANSELL OVERLOOK
		STREET 2:		300 COLONIAL CENTER PARKWAY, SUITE 600
		CITY:			ROSWELL
		STATE:			GA
		ZIP:			30076
		BUSINESS PHONE:		(470) 277-7000

	MAIL ADDRESS:	
		STREET 1:		MANSELL OVERLOOK
		STREET 2:		300 COLONIAL CENTER PARKWAY, SUITE 600
		CITY:			ROSWELL
		STATE:			GA
		ZIP:			30076

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BLACK DOUG
		CENTRAL INDEX KEY:			0001672083
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		MANSELL OVERLOOK
		STREET 2:		300 COLONIAL CENTER PARKWAY, SUITE 600
		CITY:			ROSWELL
		STATE:			GA
		ZIP:			30076
</SEC-HEADER>
<DOCUMENT>
<TYPE>144
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
  <headerData>
    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001672083</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001650729</issuerCik>
      <issuerName>SiteOne Landscape Supply, Inc.</issuerName>
      <secFileNumber>001-37760</secFileNumber>
      <issuerAddress>
        <com:street1>MANSELL OVERLOOK</com:street1>
        <com:street2>300 COLONIAL CENTER PARKWAY, SUITE 600</com:street2>
        <com:city>ROSWELL</com:city>
        <com:stateOrCountry>GA</com:stateOrCountry>
        <com:zipCode>30076</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>(470) 277-7000</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>BLACK DOUG</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
        <relationshipToIssuer>Director</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Fidelity Brokerage Services LLC</name>
        <address>
          <com:street1>900 Salem Street</com:street1>
          <com:city>Smithfield</com:city>
          <com:stateOrCountry>RI</com:stateOrCountry>
          <com:zipCode>02917</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>10000</noOfUnitsSold>
      <aggregateMarketValue>1622300.00</aggregateMarketValue>
      <noOfUnitsOutstanding>45125414</noOfUnitsOutstanding>
      <approxSaleDate>12/20/2023</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>12/20/2023</acquiredDate>
      <natureOfAcquisitionTransaction>Option Granted - 02/17/2017</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>10000</amountOfSecuritiesAcquired>
      <paymentDate>12/20/2023</paymentDate>
      <natureOfPayment>Cash</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Doug Black</name>
        <address>
          <com:street1>300 Colonial Center Parkway</com:street1>
          <com:street2>Suite 600</com:street2>
          <com:city>Roswell</com:city>
          <com:stateOrCountry>GA</com:stateOrCountry>
          <com:zipCode>30076</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>09/20/2023</saleDate>
      <amountOfSecuritiesSold>8000</amountOfSecuritiesSold>
      <grossProceeds>1273282.40</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Doug Black</name>
        <address>
          <com:street1>300 Colonial Center Parkway</com:street1>
          <com:street2>Suite 600</com:street2>
          <com:city>Roswell</com:city>
          <com:stateOrCountry>GA</com:stateOrCountry>
          <com:zipCode>30076</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>10/18/2023</saleDate>
      <amountOfSecuritiesSold>7960</amountOfSecuritiesSold>
      <grossProceeds>1155171.11</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Doug Black</name>
        <address>
          <com:street1>300 Colonial Center Parkway</com:street1>
          <com:street2>Suite 600</com:street2>
          <com:city>Roswell</com:city>
          <com:stateOrCountry>GA</com:stateOrCountry>
          <com:zipCode>30076</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>11/15/2023</saleDate>
      <amountOfSecuritiesSold>8000</amountOfSecuritiesSold>
      <grossProceeds>1122179.20</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Doug Black</name>
        <address>
          <com:street1>300 Colonial Center Parkway</com:street1>
          <com:street2>Suite 600</com:street2>
          <com:city>Roswell</com:city>
          <com:stateOrCountry>GA</com:stateOrCountry>
          <com:zipCode>30076</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>12/13/2023</saleDate>
      <amountOfSecuritiesSold>7788</amountOfSecuritiesSold>
      <grossProceeds>1148549.32</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Doug Black</name>
        <address>
          <com:street1>300 Colonial Center Parkway</com:street1>
          <com:street2>Suite 600</com:street2>
          <com:city>Roswell</com:city>
          <com:stateOrCountry>GA</com:stateOrCountry>
          <com:zipCode>30076</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>12/14/2023</saleDate>
      <amountOfSecuritiesSold>212</amountOfSecuritiesSold>
      <grossProceeds>33044.44</grossProceeds>
    </securitiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>12/20/2023</noticeDate>
      <planAdoptionDates>
        <planAdoptionDate>08/29/2023</planAdoptionDate>
      </planAdoptionDates>
      <signature>/s/ Ryan Riviere, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Doug Black</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
