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    <Timestamp>2012-05-17T08:38:07-07:00</Timestamp>
    <TaxPeriodEndDate>2011-06-30</TaxPeriodEndDate>
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        <BusinessNameLine1>TERESA RUH VAIL AN ACCOUNTANCY CORPORATION</BusinessNameLine1>
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        <AddressLine1>3800 LA CRESCENTA AVE STE 205</AddressLine1>
        <City>LA CRESCENTA</City>
        <State>CA</State>
        <ZIPCode>912143948</ZIPCode>
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    <ReturnType>990EZ</ReturnType>
    <TaxPeriodBeginDate>2010-07-01</TaxPeriodBeginDate>
    <Filer>
      <EIN>931092012</EIN>
      <Name>
        <BusinessNameLine1>LOS ANGELES CHAMBER SINGERS INC</BusinessNameLine1>
      </Name>
      <NameControl>LOSA</NameControl>
      <Phone>3105759790</Phone>
      <USAddress>
        <AddressLine1>2055 KELTON AVENUE</AddressLine1>
        <City>LOS ANGELES</City>
        <State>CA</State>
        <ZIPCode>90025</ZIPCode>
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    </Filer>
    <Officer>
      <Name>PETER RUTENBERG</Name>
      <Title>President</Title>
      <DateSigned>2012-05-17</DateSigned>
    </Officer>
    <Preparer>
      <Name>Teresa Ruh Vail</Name>
      <Phone>8182362515</Phone>
    </Preparer>
    <TaxYear>2010</TaxYear>
    <BuildTS>2016-02-24 21:20:13Z</BuildTS>
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      <WebSite>WWW.LACS.ORG</WebSite>
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      <TotalRevenue>75578</TotalRevenue>
      <SalariesOtherCompEmplBenefits>37853</SalariesOtherCompEmplBenefits>
      <FeesAndOthPymtToIndContractors>1199</FeesAndOthPymtToIndContractors>
      <PrintingPublicationsPostage>417</PrintingPublicationsPostage>
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      <TotalExpenses>76312</TotalExpenses>
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        <EOY>909</EOY>
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      <NetAssetsOrFundBalances>
        <BOY>2686</BOY>
        <EOY>1952</EOY>
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      <PrimaryExemptPurpose>BRINGING CHORAL MUSIC TO THE PUBLIC</PrimaryExemptPurpose>
      <ProgramServiceAccomplishment>
        <DescriptionProgramServiceAccom>THE ORGANIZATION PERFORMS, STUDIES AND TEACHES ALL FORMS OF MUSIC, EMPHASIZING CHORAL AND VOCAL MUSIC.</DescriptionProgramServiceAccom>
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        <PersonName>JENNIFER PAUL</PersonName>
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          <AddressLine1>117 N VALLEY ST</AddressLine1>
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        <PersonName>CHRISTOPHER WIEDEY</PersonName>
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        <PersonName>ALICE KIRWAN MURRAY</PersonName>
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          <AddressLine1>1958 ADDISION WAY</AddressLine1>
          <City>LOS ANGELES</City>
          <State>CA</State>
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        <PersonName>MARK RUTTLE</PersonName>
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          <AddressLine1>1044 MANNING AVENUE</AddressLine1>
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          <State>CA</State>
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      <OfficerDirectorTrusteeKeyEmpl>
        <PersonName>LAUREN AZELTINE</PersonName>
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          <AddressLine1>9501 KESSLER AVE</AddressLine1>
          <City>CHATSWORTH</City>
          <State>CA</State>
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        <PersonName>LISA NAULLS</PersonName>
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          <City>MISSION VIEJO</City>
          <State>CA</State>
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        <PersonName>DANIEL ZULUAGA</PersonName>
        <AddressUS>
          <AddressLine1>463 S OAKLAND AVE 12</AddressLine1>
          <City>PASADENA</City>
          <State>CA</State>
          <ZIPCode>91101</ZIPCode>
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        <PersonName>COREY CARLETON</PersonName>
        <AddressUS>
          <AddressLine1>4215 LOS FELIZ BLVD 8</AddressLine1>
          <City>LOS ANGELES</City>
          <State>CA</State>
          <ZIPCode>90027</ZIPCode>
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        <PersonName>PETER RUTENBERG</PersonName>
        <AddressUS>
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          <City>LOS ANGELES</City>
          <State>CA</State>
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      <EngagedInExcessBenefitTrans>false</EngagedInExcessBenefitTrans>
      <ProhibitedTaxShelterTrans>false</ProhibitedTaxShelterTrans>
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        <NamePerson>Peter Rutenberg</NamePerson>
        <AddressUS>
          <AddressLine1>2550 Kelton Avenue</AddressLine1>
          <City>Los Angeles</City>
          <State>CA</State>
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      <ForeignFinancialAccount>false</ForeignFinancialAccount>
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      <MaintainAnyDonorAdvisedFunds>false</MaintainAnyDonorAdvisedFunds>
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      <TrnsfrsExemptNonCharRelatedOrg>false</TrnsfrsExemptNonCharRelatedOrg>
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      <AmtsRecdFromDisqualPersons>
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      <AmtsFromSubstContributors>
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      <SupportFromDQPsEtc>
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        <Identifier>Form 990-EZ, Part II, Line 26.1</Identifier>
        <ReturnReference>Total Liabilities.1</ReturnReference>
        <Explanation>PAYROLL TAXES PAYABLE - Beginning $0 PAYROLL TAXES PAYABLE - Ending $646</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>Form 990-EZ, Part II, Line 26.1006</Identifier>
        <ReturnReference>Total Liabilities.1006</ReturnReference>
        <Explanation>Payable to Officers, Directors, Etc. - Beginning $7000 Payable to Officers, Directors, Etc. - Ending $2200</Explanation>
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      <GeneralExplanation>
        <Identifier>Form 990-EZ, Part II, Line 26.1001</Identifier>
        <ReturnReference>Total Liabilities.1001</ReturnReference>
        <Explanation>Accounts Payable and Accrued Expenses - Beginning $-623 Accounts Payable and Accrued Expenses - Ending $2592</Explanation>
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      <GeneralExplanation>
        <Identifier>Form 990-EZ, Part II, Line 24.1010</Identifier>
        <ReturnReference>Other Assets.1010</ReturnReference>
        <Explanation>Inventories - Beginning $180 Inventories - Ending $170</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>Form 990-EZ, Part II, Line 24.1005</Identifier>
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        <Explanation>Accounts Receivable - Beginning $7369 Accounts Receivable - Ending $5242</Explanation>
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      <GeneralExplanation>
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        <ReturnReference>Other Assets.1004</ReturnReference>
        <Explanation>Miscellaneous - Beginning $1161 Miscellaneous - Ending $1069</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>Form 990-EZ, Part I, Line 16.14</Identifier>
        <ReturnReference>Other Expenses.14</ReturnReference>
        <Explanation>GRANTWRITING EXPENSES $11</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>Form 990-EZ, Part I, Line 16.13</Identifier>
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        <Explanation>WEBSITE $20</Explanation>
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      <GeneralExplanation>
        <Identifier>Form 990-EZ, Part I, Line 16.12</Identifier>
        <ReturnReference>Other Expenses.12</ReturnReference>
        <Explanation>FILING FEES $25</Explanation>
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      <GeneralExplanation>
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        <ReturnReference>Other Expenses.10</ReturnReference>
        <Explanation>PARKING $64</Explanation>
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      <GeneralExplanation>
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        <ReturnReference>Other Expenses.9</ReturnReference>
        <Explanation>SUPPLIES $162</Explanation>
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      <GeneralExplanation>
        <Identifier>Form 990-EZ, Part I, Line 16.8</Identifier>
        <ReturnReference>Other Expenses.8</ReturnReference>
        <Explanation>DUES/SUBS $250</Explanation>
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      <GeneralExplanation>
        <Identifier>Form 990-EZ, Part I, Line 16.7</Identifier>
        <ReturnReference>Other Expenses.7</ReturnReference>
        <Explanation>ROYALTIES &amp; PERMISSIONS $280</Explanation>
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        <Identifier>Form 990-EZ, Part I, Line 16.5</Identifier>
        <ReturnReference>Other Expenses.5</ReturnReference>
        <Explanation>BANK FEES $596</Explanation>
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      <GeneralExplanation>
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      <GeneralExplanation>
        <Identifier>Form 990-EZ, Part I, Line 16.2</Identifier>
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        <Explanation>VENUE RENTAL $2758</Explanation>
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      <GeneralExplanation>
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