<?xml version="1.0" encoding="UTF-8" standalone="no"?><ContractAwardNotice xmlns="urn:oasis:names:specification:ubl:schema:xsd:ContractAwardNotice-2" xmlns:cac="urn:oasis:names:specification:ubl:schema:xsd:CommonAggregateComponents-2" xmlns:cbc="urn:oasis:names:specification:ubl:schema:xsd:CommonBasicComponents-2" xmlns:defext="german-eforms-extension" xmlns:efac="http://data.europa.eu/p27/eforms-ubl-extension-aggregate-components/1" xmlns:efbc="http://data.europa.eu/p27/eforms-ubl-extension-basic-components/1" xmlns:efext="http://data.europa.eu/p27/eforms-ubl-extensions/1" xmlns:ext="urn:oasis:names:specification:ubl:schema:xsd:CommonExtensionComponents-2"><ext:UBLExtensions><ext:UBLExtension><ext:ExtensionContent><efext:EformsExtension><efac:NoticeResult><cbc:TotalAmount currencyID="EUR">29690.08</cbc:TotalAmount><efac:LotResult><cbc:ID schemeName="result">RES-0000</cbc:ID><cbc:TenderResultCode listName="winner-selection-status">selec-w</cbc:TenderResultCode><efac:LotTender><cbc:ID schemeName="tender">TEN-0000</cbc:ID></efac:LotTender><efac:ReceivedSubmissionsStatistics><efbc:StatisticsCode listName="received-submission-type">tenders</efbc:StatisticsCode><efbc:StatisticsNumeric>15</efbc:StatisticsNumeric></efac:ReceivedSubmissionsStatistics><efac:ReceivedSubmissionsStatistics><efbc:StatisticsCode listName="received-submission-type">t-sme</efbc:StatisticsCode><efbc:StatisticsNumeric>15</efbc:StatisticsNumeric></efac:ReceivedSubmissionsStatistics><efac:ReceivedSubmissionsStatistics><efbc:StatisticsCode listName="received-submission-type">t-oth-eea</efbc:StatisticsCode><efbc:StatisticsNumeric>0</efbc:StatisticsNumeric></efac:ReceivedSubmissionsStatistics><efac:ReceivedSubmissionsStatistics><efbc:StatisticsCode listName="received-submission-type">t-no-eea</efbc:StatisticsCode><efbc:StatisticsNumeric>0</efbc:StatisticsNumeric></efac:ReceivedSubmissionsStatistics><efac:ReceivedSubmissionsStatistics><efbc:StatisticsCode listName="received-submission-type">t-esubm</efbc:StatisticsCode><efbc:StatisticsNumeric>15</efbc:StatisticsNumeric></efac:ReceivedSubmissionsStatistics><efac:SettledContract><cbc:ID schemeName="contract">CON-0000</cbc:ID></efac:SettledContract><efac:TenderLot><cbc:ID schemeName="Lot">LOT-0000</cbc:ID></efac:TenderLot></efac:LotResult><efac:LotTender><cbc:ID schemeName="tender">TEN-0000</cbc:ID><cac:LegalMonetaryTotal><cbc:PayableAmount currencyID="EUR">29690.08</cbc:PayableAmount></cac:LegalMonetaryTotal><efac:SubcontractingTerm><efbc:TermCode listName="applicability">no</efbc:TermCode></efac:SubcontractingTerm><efac:TenderingParty><cbc:ID schemeName="tendering-party">TPA-0000</cbc:ID></efac:TenderingParty><efac:TenderLot><cbc:ID schemeName="Lot">LOT-0000</cbc:ID></efac:TenderLot><efac:TenderReference><cbc:ID>I/184/61814076</cbc:ID></efac:TenderReference></efac:LotTender><efac:SettledContract><cbc:ID schemeName="contract">CON-0000</cbc:ID><cbc:IssueDate>2026-06-01+02:00</cbc:IssueDate><efac:ContractReference><cbc:ID>I/184/61814076</cbc:ID></efac:ContractReference><efac:LotTender><cbc:ID schemeName="tender">TEN-0000</cbc:ID></efac:LotTender></efac:SettledContract><efac:TenderingParty><cbc:ID schemeName="tendering-party">TPA-0000</cbc:ID><cbc:Name>Kattner Stahlbau GmbH</cbc:Name><efac:Tenderer><cbc:ID schemeName="organization">ORG-0002</cbc:ID></efac:Tenderer></efac:TenderingParty></efac:NoticeResult><efac:NoticeSubType><cbc:SubTypeCode listName="notice-subtype">29</cbc:SubTypeCode></efac:NoticeSubType><efac:Organizations><efac:Organization><efac:Company><cac:PartyIdentification><cbc:ID schemeName="organization">ORG-0000</cbc:ID></cac:PartyIdentification><cac:PartyName><cbc:Name languageID="DEU">Deutsches Zentrum für Luft- und Raumfahrt e. V.</cbc:Name></cac:PartyName><cac:PostalAddress><cbc:StreetName>Lilienthalplatz 7</cbc:StreetName><cbc:CityName>Braunschweig</cbc:CityName><cbc:PostalZone>38108</cbc:PostalZone><cbc:CountrySubentityCode listName="nuts-lvl3">DE911</cbc:CountrySubentityCode><cac:Country><cbc:IdentificationCode listName="country">DEU</cbc:IdentificationCode></cac:Country></cac:PostalAddress><cac:PartyLegalEntity><cbc:CompanyID>992-03005-81</cbc:CompanyID></cac:PartyLegalEntity><cac:Contact><cbc:Name>Vergabemanagement</cbc:Name><cbc:Telephone>+49531295-2000</cbc:Telephone><cbc:Telefax>+49531295-192000</cbc:Telefax><cbc:ElectronicMail>TI-ZVM@dlr.de</cbc:ElectronicMail></cac:Contact></efac:Company></efac:Organization><efac:Organization><efac:Company><cbc:WebsiteURI>https://www.bundeskartellamt.de</cbc:WebsiteURI><cac:PartyIdentification><cbc:ID schemeName="organization">ORG-0001</cbc:ID></cac:PartyIdentification><cac:PartyName><cbc:Name languageID="DEU">Bundeskartellamt - Vergabekammer des Bundes</cbc:Name></cac:PartyName><cac:PostalAddress><cbc:StreetName>Villemombler Straße 76</cbc:StreetName><cbc:CityName>Bonn</cbc:CityName><cbc:PostalZone>53123</cbc:PostalZone><cbc:CountrySubentityCode listName="nuts-lvl3">DEA22</cbc:CountrySubentityCode><cac:Country><cbc:IdentificationCode listName="country">DEU</cbc:IdentificationCode></cac:Country></cac:PostalAddress><cac:PartyLegalEntity><cbc:CompanyID>22894990</cbc:CompanyID></cac:PartyLegalEntity><cac:Contact><cbc:Telephone>+49 2289499-0</cbc:Telephone><cbc:Telefax>+49 2289499-163</cbc:Telefax><cbc:ElectronicMail>vk@bundeskartellamt.bund.de</cbc:ElectronicMail></cac:Contact></efac:Company></efac:Organization><efac:Organization><efac:Company><efbc:CompanySizeCode listName="economic-operator-size">small</efbc:CompanySizeCode><cac:PartyIdentification><cbc:ID schemeName="organization">ORG-0002</cbc:ID></cac:PartyIdentification><cac:PartyName><cbc:Name languageID="DEU">Kattner Stahlbau GmbH</cbc:Name></cac:PartyName><cac:PostalAddress><cbc:StreetName>Gewerbestr. 8</cbc:StreetName><cbc:CityName>Liebschützberg</cbc:CityName><cbc:PostalZone>04758</cbc:PostalZone><cbc:CountrySubentityCode listName="nuts-lvl3">DED53</cbc:CountrySubentityCode><cac:Country><cbc:IdentificationCode listName="country">DEU</cbc:IdentificationCode></cac:Country></cac:PostalAddress><cac:PartyLegalEntity><cbc:CompanyID>DE232181619</cbc:CompanyID></cac:PartyLegalEntity><cac:Contact><cbc:Telephone>000</cbc:Telephone></cac:Contact></efac:Company></efac:Organization><efac:Organization><efac:Company><cac:PartyIdentification><cbc:ID schemeName="organization">ORG-0003</cbc:ID></cac:PartyIdentification><cac:PartyName><cbc:Name languageID="DEU">Datenservice Öffentlicher Einkauf (in Verantwortung des Beschaffungsamts des BMI)</cbc:Name></cac:PartyName><cac:PostalAddress><cbc:CityName>Bonn</cbc:CityName><cbc:PostalZone>53119</cbc:PostalZone><cbc:CountrySubentityCode listName="nuts">DEA22</cbc:CountrySubentityCode><cac:Country><cbc:IdentificationCode listName="country">DEU</cbc:IdentificationCode></cac:Country></cac:PostalAddress><cac:PartyLegalEntity><cbc:CompanyID schemeID="002">0204:994-DOEVD-83</cbc:CompanyID></cac:PartyLegalEntity><cac:Contact><cbc:Telephone>+49228996100</cbc:Telephone><cbc:ElectronicMail>noreply.esender_hub@bescha.bund.de</cbc:ElectronicMail></cac:Contact></efac:Company></efac:Organization></efac:Organizations><efac:Publication><efbc:NoticePublicationID schemeName="ojs-notice-id">00472976-2026</efbc:NoticePublicationID><efbc:GazetteID schemeName="ojs-id">130/2026</efbc:GazetteID><efbc:PublicationDate>2026-07-09+02:00</efbc:PublicationDate></efac:Publication></efext:EformsExtension></ext:ExtensionContent></ext:UBLExtension></ext:UBLExtensions><cbc:UBLVersionID>2.3</cbc:UBLVersionID><cbc:CustomizationID>eforms-sdk-1.14</cbc:CustomizationID><cbc:ProfileID>eforms-sdk-1.14</cbc:ProfileID><cbc:ID schemeName="notice-id">b2229135-3dd7-45bc-8140-d7617c455626</cbc:ID><cbc:ContractFolderID>bb67c53c-f77b-49de-a3d9-c1529138ff6c</cbc:ContractFolderID><cbc:IssueDate>2026-07-07+02:00</cbc:IssueDate><cbc:IssueTime>17:43:24.549467187+02:00</cbc:IssueTime><cbc:VersionID>01</cbc:VersionID><cbc:RequestedPublicationDate>2026-07-07+02:00</cbc:RequestedPublicationDate><cbc:RegulatoryDomain>32014L0024</cbc:RegulatoryDomain><cbc:NoticeTypeCode listName="result">can-standard</cbc:NoticeTypeCode><cbc:NoticeLanguageCode listName="eu-official-language">DEU</cbc:NoticeLanguageCode><cac:ContractingParty><cac:ContractingPartyType><cbc:PartyTypeCode listName="buyer-legal-type">cga</cbc:PartyTypeCode></cac:ContractingPartyType><cac:ContractingActivity><cbc:ActivityTypeCode listName="authority-activity">econ-aff</cbc:ActivityTypeCode></cac:ContractingActivity><cac:Party><cac:PartyIdentification><cbc:ID schemeName="organization">ORG-0000</cbc:ID></cac:PartyIdentification><cac:ServiceProviderParty><cbc:ServiceTypeCode listName="organisation-role">ted-esen</cbc:ServiceTypeCode><cac:Party><cac:PartyIdentification><cbc:ID schemeName="organization">ORG-0003</cbc:ID></cac:PartyIdentification></cac:Party></cac:ServiceProviderParty></cac:Party></cac:ContractingParty><cac:TenderingTerms><cac:ProcurementLegislationDocumentReference><cbc:ID>vob-a-eu</cbc:ID></cac:ProcurementLegislationDocumentReference></cac:TenderingTerms><cac:TenderingProcess><cbc:ProcedureCode listName="procurement-procedure-type">open</cbc:ProcedureCode><cac:ProcessJustification><cbc:ProcessReasonCode listName="accelerated-procedure">false</cbc:ProcessReasonCode></cac:ProcessJustification></cac:TenderingProcess><cac:ProcurementProject><cbc:ID schemeName="InternalID">26-0071_B</cbc:ID><cbc:Name languageID="DEU">DLR Standort Braunschweig, Sanierung Geb. 106, Stahlbauarbeiten Fluchttreppen (26-0071_B)</cbc:Name><cbc:Description languageID="DEU">Abriss und Neubau des nordöstlich gelegenen, eingeschossigen Anbaus des Hermann-Blenk-Saals und in diesem Zusammenhang die brandschutztechnische Sanierung der übrigen Gebäudeteile sowie die Dach- und Fenstersanierung des Bestandsgebäudes 106.</cbc:Description><cbc:ProcurementTypeCode listName="contract-nature">works</cbc:ProcurementTypeCode><cac:RequestedTenderTotal><cbc:EstimatedOverallContractAmount currencyID="EUR">43054</cbc:EstimatedOverallContractAmount></cac:RequestedTenderTotal><cac:MainCommodityClassification><cbc:ItemClassificationCode listName="cpv">45223210</cbc:ItemClassificationCode></cac:MainCommodityClassification><cac:AdditionalCommodityClassification><cbc:ItemClassificationCode listName="cpv">44233000</cbc:ItemClassificationCode></cac:AdditionalCommodityClassification><cac:RealizedLocation><cac:Address><cbc:StreetName>Lilienthalplatz 7</cbc:StreetName><cbc:CityName>Braunschweig</cbc:CityName><cbc:PostalZone>38108</cbc:PostalZone><cbc:CountrySubentityCode listName="nuts-lvl3">DE911</cbc:CountrySubentityCode><cac:Country><cbc:IdentificationCode listName="country">DEU</cbc:IdentificationCode></cac:Country></cac:Address></cac:RealizedLocation></cac:ProcurementProject><cac:ProcurementProjectLot><cbc:ID schemeName="Lot">LOT-0000</cbc:ID><cac:TenderingTerms><ext:UBLExtensions><ext:UBLExtension><ext:ExtensionContent><efext:EformsExtension><efac:StrategicProcurement><efbc:ApplicableLegalBasis listName="cvd-scope">false</efbc:ApplicableLegalBasis></efac:StrategicProcurement></efext:EformsExtension></ext:ExtensionContent></ext:UBLExtension></ext:UBLExtensions><cbc:FundingProgramCode listName="eu-funded">no-eu-funds</cbc:FundingProgramCode><cac:FiscalLegislationDocumentReference><cbc:ID>unused-id</cbc:ID></cac:FiscalLegislationDocumentReference><cac:EnvironmentalLegislationDocumentReference><cbc:ID>unused-id</cbc:ID></cac:EnvironmentalLegislationDocumentReference><cac:EmploymentLegislationDocumentReference><cbc:ID>unused-id</cbc:ID></cac:EmploymentLegislationDocumentReference><cac:AwardingTerms><cac:AwardingCriterion><cac:SubordinateAwardingCriterion><ext:UBLExtensions><ext:UBLExtension><ext:ExtensionContent><efext:EformsExtension><efac:AwardCriterionParameter><efbc:ParameterCode listName="number-weight">per-exa</efbc:ParameterCode><efbc:ParameterNumeric>100</efbc:ParameterNumeric></efac:AwardCriterionParameter></efext:EformsExtension></ext:ExtensionContent></ext:UBLExtension></ext:UBLExtensions><cbc:AwardingCriterionTypeCode listName="award-criterion-type">price</cbc:AwardingCriterionTypeCode><cbc:Name languageID="DEU">Preis</cbc:Name><cbc:Description languageID="DEU">100</cbc:Description></cac:SubordinateAwardingCriterion></cac:AwardingCriterion></cac:AwardingTerms><cac:AppealTerms><cac:PresentationPeriod><cbc:Description languageID="DEU">Das deutsche Vergaberecht regelt die Frist für die Einlegung von Rechtsbehelfen in §160 Absatz 3 GWB. Der Antrag ist unzulässig, soweit:
1. der Antragsteller den geltend gemachten Verstoß gegen Vergabevor-schriften vor Einreichen des Nachprüfungsantrags erkannt und gegenüber dem Auftraggeber nicht innerhalb einer Frist von zehn Kalendertagen gerügt hat; der Ablauf der Frist nach § 134 Absatz 2 bleibt unberührt,
2. Verstöße gegen Vergabevorschriften, die aufgrund der Bekanntmachung erkennbar sind, nicht spätestens bis zum Ablauf der in der Bekanntmachung benannten Frist zur Bewerbung oder zur Angebotsabgabe gegen über dem Auftraggeber gerügt werden,
3. Verstöße gegen Vergabevorschriften, die erst in den Vergabeunterlagen erkennbar sind, nicht spätestens bis zum Ablauf der Frist zur Bewerbung oder zur Angebotsabgabe gegenüber dem Auftraggeber gerügt werden,
4. mehr als 15 Kalendertage nach Eingang der Mitteilung des Auftraggebers, einer Rüge nicht abhelfen zu wollen, vergangen sind.</cbc:Description></cac:PresentationPeriod><cac:AppealReceiverParty><cac:PartyIdentification><cbc:ID schemeName="organization">ORG-0001</cbc:ID></cac:PartyIdentification></cac:AppealReceiverParty></cac:AppealTerms></cac:TenderingTerms><cac:TenderingProcess><cbc:GovernmentAgreementConstraintIndicator>true</cbc:GovernmentAgreementConstraintIndicator><cac:AuctionTerms><cbc:AuctionConstraintIndicator>false</cbc:AuctionConstraintIndicator></cac:AuctionTerms><cac:FrameworkAgreement><cac:SubsequentProcessTenderRequirement><cbc:Name>buyer-categories</cbc:Name></cac:SubsequentProcessTenderRequirement></cac:FrameworkAgreement><cac:ContractingSystem><cbc:ContractingSystemTypeCode listName="dps-usage">none</cbc:ContractingSystemTypeCode></cac:ContractingSystem><cac:ContractingSystem><cbc:ContractingSystemTypeCode listName="framework-agreement">none</cbc:ContractingSystemTypeCode></cac:ContractingSystem></cac:TenderingProcess><cac:ProcurementProject><cbc:ID schemeName="InternalID">26-0071_B</cbc:ID><cbc:Name languageID="DEU">DLR Standort Braunschweig, Sanierung Geb. 106, Stahlbauarbeiten Fluchttreppen (26-0071_B)</cbc:Name><cbc:Description languageID="DEU">Errichtung von Fluchttreppen
- Baustelleinrichtung, Statik, Dokumentation
- Fluchttreppe Süd, HBS, 15 Stg. 17/29 cm mit Austrittspodest 2,00 m
- Fluchttreppe Ost, HBS, 15 Stg. 17/29 cm mit Austrittspodest 2,50 m
- Fluchttreppe Süd, Bestandsgeb., 8 Stg. 17/29 cm, mit Austrittspodest
- Ergänzungen Bestandsgeländer Treppenhaus EG bis DG

Ausführungszeitraum: voraussichtlich Mai 2026 - August 2026</cbc:Description><cbc:ProcurementTypeCode listName="contract-nature">works</cbc:ProcurementTypeCode><cbc:Note languageID="DEU">Einzelfristen Bauabschnitte:
Beginn Technische Klärung: unmittelbar nach Auftragserteilung</cbc:Note><cac:ProcurementAdditionalType><cbc:ProcurementTypeCode listName="strategic-procurement">none</cbc:ProcurementTypeCode></cac:ProcurementAdditionalType><cac:RequestedTenderTotal><cbc:EstimatedOverallContractAmount currencyID="EUR">43054</cbc:EstimatedOverallContractAmount></cac:RequestedTenderTotal><cac:MainCommodityClassification><cbc:ItemClassificationCode listName="cpv">45223210</cbc:ItemClassificationCode></cac:MainCommodityClassification><cac:AdditionalCommodityClassification><cbc:ItemClassificationCode listName="cpv">44233000</cbc:ItemClassificationCode></cac:AdditionalCommodityClassification><cac:RealizedLocation><cac:Address><cbc:StreetName>Lilienthalplatz 7</cbc:StreetName><cbc:CityName>Braunschweig</cbc:CityName><cbc:PostalZone>38108</cbc:PostalZone><cbc:CountrySubentityCode listName="nuts-lvl3">DE911</cbc:CountrySubentityCode><cac:Country><cbc:IdentificationCode listName="country">DEU</cbc:IdentificationCode></cac:Country></cac:Address></cac:RealizedLocation><cac:PlannedPeriod><cbc:DurationMeasure unitCode="MONTH">4</cbc:DurationMeasure></cac:PlannedPeriod></cac:ProcurementProject></cac:ProcurementProjectLot><cac:TenderResult><cbc:AwardDate>2000-01-01+01:00</cbc:AwardDate></cac:TenderResult></ContractAwardNotice>