<SEC-DOCUMENT>0001104659-21-023476.txt : 20210216
<SEC-HEADER>0001104659-21-023476.hdr.sgml : 20210216
<ACCEPTANCE-DATETIME>20210216124428
ACCESSION NUMBER:		0001104659-21-023476
CONFORMED SUBMISSION TYPE:	13F-HR
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20201231
FILED AS OF DATE:		20210216
DATE AS OF CHANGE:		20210216
EFFECTIVENESS DATE:		20210216

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SC XII MANAGEMENT LLC
		CENTRAL INDEX KEY:			0001374246
		IRS NUMBER:				205005544
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		13F-HR
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	028-14404
		FILM NUMBER:		21635087

	BUSINESS ADDRESS:	
		STREET 1:		2800 SAND HILL RD, SUITE 101
		CITY:			MENLO PARK
		STATE:			CA
		ZIP:			94025
		BUSINESS PHONE:		650 854-3927

	MAIL ADDRESS:	
		STREET 1:		2800 SAND HILL RD, SUITE 101
		CITY:			MENLO PARK
		STATE:			CA
		ZIP:			94025
</SEC-HEADER>
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          <cik>0001374246</cik>
          <ccc>XXXXXXXX</ccc>
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      <periodOfReport>12-31-2020</periodOfReport>
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      <reportCalendarOrQuarter>12-31-2020</reportCalendarOrQuarter>
      <isAmendment>false</isAmendment>
      <filingManager>
        <name>SC XII MANAGEMENT LLC</name>
        <address>
          <ns1:street1>2800 Sand Hill Rd, Suite 101</ns1:street1>
          <ns1:city>Menlo Park</ns1:city>
          <ns1:stateOrCountry>CA</ns1:stateOrCountry>
          <ns1:zipCode>94025</ns1:zipCode>
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      <form13FFileNumber>028-14404</form13FFileNumber>
      <provideInfoForInstruction5>N</provideInfoForInstruction5>
    </coverPage>
    <signatureBlock>
      <name>Douglas Leone</name>
      <title>Managing Director</title>
      <phone>650-854-3927</phone>
      <signature>/s/ Douglas Leone</signature>
      <city>Menlo Park</city>
      <stateOrCountry>CA</stateOrCountry>
      <signatureDate>02-16-2021</signatureDate>
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    <nameOfIssuer>UNITY SOFTWARE INC</nameOfIssuer>
    <titleOfClass>COM</titleOfClass>
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    <value>3760043</value>
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