<?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>0001358632</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001361538</issuerCik>
      <issuerName>Primoris Services Corp</issuerName>
      <secFileNumber>001-34145</secFileNumber>
      <issuerAddress>
        <com:street1>2300 N. FIELD STREET, SUITE 1900</com:street1>
        <com:city>DALLAS</com:city>
        <com:stateOrCountry>TX</com:stateOrCountry>
        <com:zipCode>75201</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>214-740-5600</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>STRICKER TRAVIS L</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Charles Schwab &amp; Co., Inc.</name>
        <address>
          <com:street1>3000 Schwab Way</com:street1>
          <com:city>Westlake</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>76262</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>4583</noOfUnitsSold>
      <aggregateMarketValue>369435.63</aggregateMarketValue>
      <noOfUnitsOutstanding>53713084</noOfUnitsOutstanding>
      <approxSaleDate>12/12/2024</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>08/27/2021</acquiredDate>
      <natureOfAcquisitionTransaction>Stock Grant</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>1973</amountOfSecuritiesAcquired>
      <paymentDate>08/27/2021</paymentDate>
      <natureOfPayment>N/A</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>03/28/2022</acquiredDate>
      <natureOfAcquisitionTransaction>Stock Grant</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>1771</amountOfSecuritiesAcquired>
      <paymentDate>03/28/2022</paymentDate>
      <natureOfPayment>N/A</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>10/20/2023</acquiredDate>
      <natureOfAcquisitionTransaction>Stock Grant</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>839</amountOfSecuritiesAcquired>
      <paymentDate>10/20/2023</paymentDate>
      <natureOfPayment>N/A</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <remarks>Trades taking place in trust acct titled: N STRICKER &amp; T STRICKER TTEE TRAVIS LEE STRICKER &amp; NANCY RO U/A DTD 02/12/2020</remarks>
    <noticeSignature>
      <noticeDate>12/12/2024</noticeDate>
      <signature>Travis Stricker</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
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144
0001358632
XXXXXXXX
LIVE
0001361538
Primoris Services Corp
001-34145
2300 N. FIELD STREET, SUITE 1900
DALLAS
TX
75201
214-740-5600
STRICKER TRAVIS L
Officer
Common
Charles Schwab & Co., Inc.
3000 Schwab Way
Westlake
TX
76262
4583
369435.63
53713084
12/12/2024
NYSE
Common
08/27/2021
Stock Grant
Issuer
N
1973
08/27/2021
N/A
Common
03/28/2022
Stock Grant
Issuer
N
1771
03/28/2022
N/A
Common
10/20/2023
Stock Grant
Issuer
N
839
10/20/2023
N/A
Y
Trades taking place in trust acct titled: N STRICKER & T STRICKER TTEE TRAVIS LEE STRICKER & NANCY RO U/A DTD 02/12/2020
12/12/2024
Travis Stricker