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      <liveTestFlag>LIVE</liveTestFlag>
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        <credentials>
          <cik>0001313816</cik>
          <ccc>XXXXXXXX</ccc>
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      <periodOfReport>06-30-2021</periodOfReport>
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      <isAmendment>false</isAmendment>
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        <name>TimesSquare Capital Management, LLC</name>
        <address>
          <ns1:street1>7 Times Square</ns1:street1>
          <ns1:street2>42nd Floor</ns1:street2>
          <ns1:city>NEW YORK</ns1:city>
          <ns1:stateOrCountry>NY</ns1:stateOrCountry>
          <ns1:zipCode>10036</ns1:zipCode>
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          <name>Guidestone Capital Management, LLC</name>
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    <signatureBlock>
      <name>David Cielusniak</name>
      <title>Chief Compliance Officer</title>
      <phone>(917) 342-7950</phone>
      <signature>/S/ David Cielusniak</signature>
      <city>New York</city>
      <stateOrCountry>NY</stateOrCountry>
      <signatureDate>08-06-2021</signatureDate>
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