<?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>0002036326</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001697500</issuerCik>
      <issuerName>Solaris Energy Infrastructure, Inc.</issuerName>
      <secFileNumber>001-38090</secFileNumber>
      <issuerAddress>
        <com:street1>9651 KATY FREEWAY</com:street1>
        <com:street2>SUITE 300</com:street2>
        <com:city>HOUSTON</com:city>
        <com:stateOrCountry>TX</com:stateOrCountry>
        <com:zipCode>77024</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>(281)501-3070</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>J Turbines, Inc.</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Class A</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Charles Schwab Corp.</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>150000</noOfUnitsSold>
      <aggregateMarketValue>4200000.00</aggregateMarketValue>
      <noOfUnitsOutstanding>40403557</noOfUnitsOutstanding>
      <approxSaleDate>06/04/2025</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Class A</securitiesClassTitle>
      <acquiredDate>09/11/2024</acquiredDate>
      <natureOfAcquisitionTransaction>Contribution / Acquisition</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>150000</amountOfSecuritiesAcquired>
      <paymentDate>09/11/2024</paymentDate>
      <natureOfPayment>Contribution Consideration</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>J. Turbines, Inc.</name>
        <address>
          <com:street1>9651 Katy Freeway, Suite 300</com:street1>
          <com:city>Houston</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>77024</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Class A</securitiesClassTitle>
      <saleDate>05/05/2025</saleDate>
      <amountOfSecuritiesSold>1850000</amountOfSecuritiesSold>
      <grossProceeds>41477000.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <remarks>Shares sold from J Turbines, Inc. account, John Johnson, agent. 4 week average trading volume per yahoofinance.com
1,118,300   	2-Jun
5,768,200 	26-May
7,867,200 	19-May
5,520,200 	12-May
20,273,900 	Total
                  4 Weeks
5,068,475 	Average
</remarks>
    <noticeSignature>
      <noticeDate>06/04/2025</noticeDate>
      <signature>John Johnson</signature>
    </noticeSignature>
  </formData>
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144
0002036326
XXXXXXXX
LIVE
0001697500
Solaris Energy Infrastructure, Inc.
001-38090
9651 KATY FREEWAY
SUITE 300
HOUSTON
TX
77024
(281)501-3070
J Turbines, Inc.
Officer
Class A
Charles Schwab Corp.
3000 Schwab Way
Westlake
TX
76262
150000
4200000.00
40403557
06/04/2025
NYSE
Class A
09/11/2024
Contribution / Acquisition
Issuer
N
150000
09/11/2024
Contribution Consideration
N
J. Turbines, Inc.
9651 Katy Freeway, Suite 300
Houston
TX
77024
Class A
05/05/2025
1850000
41477000.00
Shares sold from J Turbines, Inc. account, John Johnson, agent. 4 week average trading volume per yahoofinance.com
1,118,300   	2-Jun
5,768,200 	26-May
7,867,200 	19-May
5,520,200 	12-May
20,273,900 	Total
                  4 Weeks
5,068,475 	Average
06/04/2025
John Johnson