EX-31 Rule 13a-14(d)/15d-14(d)Certifications.

 

 

I, Daniel Vinson, certify that:

 

1. I have reviewed this report on Form 10-Kand all reports on Form 10-D required to be filed in respect of the periodcovered by this report on Form 10-K of the BBCMS Mortgage Trust 2023-C21 (the"Exchange Act periodic reports");

 

2. Based on my knowledge, the Exchange Actperiodic reports, taken as a whole, do not contain any untrue statement of amaterial fact or omit to state a material fact necessary to make the statementsmade, in light of the circumstances under which such statements were made, notmisleading with respect to the period covered by this report;

 

3. Based on my knowledge, all of thedistribution, servicing and other information required to be provided underForm 10-D for the period covered by this report is included in the Exchange Actperiodic reports;

 

4. Based on my knowledge and the servicercompliance statements required in this report under Item 1123 of Regulation AB,and except as disclosed in the Exchange Act periodic reports, the servicershave fulfilled their obligations under the servicing agreements in all materialrespects; and

 

5. All of the reports on assessment ofcompliance with servicing criteria for asset-backed securities and theirrelated attestation reports on assessment of compliance with servicing criteriafor asset-backed securities required to be included in this report inaccordance with Item 1122 of Regulation AB and Exchange Act Rules 13a-18 and15d-18 have been included as an exhibit to this report, except as otherwisedisclosed in this report. Any material instances of noncompliance described insuch reports have been disclosed in this report on Form 10-K.

 

In giving the certifications above, I havereasonably relied on information provided to me by the following unaffiliatedparties:

 

Midland Loan Services, a Division of PNCBank, National Association, as Master Servicer, 3650 REIT Loan Servicing LLC,as Special Servicer, Computershare Trust Company, National Association, asTrustee and Certificate Administrator, Computershare Trust Company, NationalAssociation, as Custodian, BellOak, LLC, as Operating Advisor, Midland LoanServices, a Division of PNC Bank, National Association, as Primary Servicer forthe Centene Mortgage Loan, 3650 REIT Loan Servicing LLC, as Special Servicerfor the Centene Mortgage Loan, Wells Fargo Bank, National Association, asTrustee for the Centene Mortgage Loan, Wells Fargo Bank, National Association,as Custodian for the Centene Mortgage Loan, Park Bridge Lender Services LLC, asOperating Advisor for the Centene Mortgage Loan, Computershare Trust Company,National Association, as Servicing Function Participant for the Custodian forthe Centene Mortgage Loan, Midland Loan Services, a Division of PNC Bank,National Association, as Primary Servicer for the Art Ovation Hotel MortgageLoan, 3650 REIT Loan Servicing LLC, as Special Servicer for the Art OvationHotel Mortgage Loan, Computershare Trust Company, National Association, asTrustee for the Art Ovation Hotel Mortgage Loan, Computershare Trust Company,National Association, as Custodian for the Art Ovation Hotel Mortgage Loan,Park Bridge Lender Services LLC, as Operating Advisor for the Art Ovation HotelMortgage Loan, Midland Loan Services, a Division of PNC Bank, NationalAssociation, as Primary Servicer for the Triple Net Portfolio Mortgage Loan,3650 REIT Loan Servicing LLC, as Special Servicer for the Triple Net PortfolioMortgage Loan, Computershare Trust Company, National Association, as Trusteefor the Triple Net Portfolio Mortgage Loan, Computershare Trust Company,National Association, as Custodian for the Triple Net Portfolio Mortgage Loan,Park Bridge Lender Services LLC, as Operating Advisor for the Triple NetPortfolio Mortgage Loan, Midland Loan Services, a Division of PNC Bank,National Association, as Primary Servicer for the 500 Delaware Mortgage Loan, 3650REIT Loan Servicing LLC, as Special Servicer for the 500 Delaware MortgageLoan, Computershare Trust Company, National Association, as Trustee for the 500Delaware Mortgage Loan, Computershare Trust Company, National Association, asCustodian for the 500 Delaware Mortgage Loan, Park Bridge Lender Services LLC,as Operating Advisor for the 500 Delaware Mortgage Loan, Midland Loan Services,a Division of PNC Bank, National Association, as Primary Servicer for the TOTALPlaza Mortgage Loan, 3650 REIT Loan Servicing LLC, as Special Servicer for theTOTAL Plaza Mortgage Loan, Computershare Trust Company, National Association,as Trustee for the TOTAL Plaza Mortgage Loan, Computershare Trust Company,National Association, as Custodian for the TOTAL Plaza Mortgage Loan, ParkBridge Lender Services LLC, as Operating Advisor for the TOTAL Plaza MortgageLoan, Midland Loan Services, a Division of PNC Bank, National Association, asPrimary Servicer for the Great Lakes Crossing Outlets Mortgage Loan, LNRPartners, LLC, as Special Servicer for the Great Lakes Crossing OutletsMortgage Loan, Computershare Trust Company, National Association, as Trusteefor the Great Lakes Crossing Outlets Mortgage Loan, Computershare TrustCompany, National Association, as Custodian for the Great Lakes CrossingOutlets Mortgage Loan, Park Bridge Lender Services LLC, as Operating Advisorfor the Great Lakes Crossing Outlets Mortgage Loan,KeyBank National Association, as Primary Servicer forthe Healthcare Trust MOB Portfolio Mortgage Loan, LNR Partners, LLC, as SpecialServicer for the Healthcare Trust MOB Portfolio Mortgage Loan, ComputershareTrust Company, National Association, as Trustee for the Healthcare Trust MOBPortfolio Mortgage Loan, Computershare Trust Company, National Association, asCustodian for the Healthcare Trust MOB Portfolio Mortgage Loan, Park BridgeLender Services LLC, as Operating Advisor for the Healthcare Trust MOBPortfolio Mortgage Loan, Midland Loan Services, a Division of PNC Bank,National Association, as Primary Servicer for the Soho Beach House MiamiMortgage Loan, K-Star Asset Management LLC, as Special Servicer for the SohoBeach House Miami Mortgage Loan, Computershare Trust Company, NationalAssociation, as Trustee for the Soho Beach House Miami Mortgage Loan,Computershare Trust Company, National Association, as Custodian for the SohoBeach House Miami Mortgage Loan, Park Bridge Lender Services LLC, as OperatingAdvisor for the Soho Beach House Miami Mortgage Loan, Midland Loan Services, aDivision of PNC Bank, National Association, as Primary Servicer for the NovolexPortfolio Mortgage Loan, K-Star Asset Management LLC, as Special Servicer forthe Novolex Portfolio Mortgage Loan, Computershare Trust Company, NationalAssociation, as Trustee for the Novolex Portfolio Mortgage Loan, ComputershareTrust Company, National Association, as Custodian for the Novolex PortfolioMortgage Loan, Park Bridge Lender Services LLC, as Operating Advisor for theNovolex Portfolio Mortgage Loan, Midland Loan Services, a Division of PNC Bank,National Association, as Primary Servicer for the Back Bay Office MortgageLoan, Situs Holdings, LLC, as Special Servicer for the Back Bay Office MortgageLoan, Computershare Trust Company, National Association, as Trustee for theBack Bay Office Mortgage Loan, Computershare Trust Company, NationalAssociation, as Custodian for the Back Bay Office Mortgage Loan, Park BridgeLender Services LLC, as Operating Advisor for the Back Bay Office MortgageLoan, Midland Loan Services, a Division of PNC Bank, National Association, asPrimary Servicer for the Seagate Campus Mortgage Loan, K-Star Asset ManagementLLC, as Special Servicer for the Seagate Campus Mortgage Loan, ComputershareTrust Company, National Association, as Trustee for the Seagate Campus MortgageLoan, Computershare Trust Company, National Association, as Custodian for theSeagate Campus Mortgage Loan, Park Bridge Lender Services LLC, as OperatingAdvisor for the Seagate Campus Mortgage Loan,Wells Fargo Bank, National Association, as Primary Servicer for the One& Two Commerce Square Mortgage Loan, LNR Partners, LLC, as Special Servicerfor the One & Two Commerce Square Mortgage Loan, Wilmington Trust, NationalAssociation, as Trustee for the One & Two Commerce Square Mortgage Loan,Computershare Trust Company, National Association, as Custodian for the One& Two Commerce Square Mortgage Loan, Park Bridge Lender Services LLC, asOperating Advisor for the One & Two Commerce Square Mortgage Loan,CoreLogic Solutions, LLC, as Servicing Function Participant for the One &Two Commerce Square Mortgage Loan, Wells Fargo Bank, National Association, asPrimary Servicer for the 11 West 42nd Street Mortgage Loan, Greystone ServicingCompany LLC, as Special Servicer for the 11 West 42nd Street Mortgage Loan,Computershare Trust Company, National Association, as Trustee for the 11 West42nd Street Mortgage Loan, Computershare Trust Company, National Association,as Custodian for the 11 West 42nd Street Mortgage Loan, Park Bridge LenderServices LLC, as Operating Advisor for the 11 West 42nd Street Mortgage Loan,CoreLogic Solutions, LLC, as Servicing Function Participant for the 11 West42nd Street Mortgage Loan, Midland Loan Services, a Division of PNC Bank,National Association, as Primary Servicer for the RTL Retail Portfolio MortgageLoan, Rialto Capital Advisors, LLC, as Special Servicer for the RTL RetailPortfolio Mortgage Loan, Computershare Trust Company, National Association, asTrustee for the RTL Retail Portfolio Mortgage Loan, Computershare TrustCompany, National Association, as Custodian for the RTL Retail PortfolioMortgage Loan, Pentalpha Surveillance LLC, as Operating Advisor for the RTLRetail Portfolio Mortgage Loan, Midland Loan Services, a Division of PNC Bank,National Association, as Primary Servicer for the Fashion Valley Mall MortgageLoan, LNR Partners, LLC, as Special Servicer for the Fashion Valley MallMortgage Loan, Computershare Trust Company, National Association, as Trusteefor the Fashion Valley Mall Mortgage Loan, Computershare Trust Company,National Association, as Custodian for the Fashion Valley Mall Mortgage Loan,Pentalpha Surveillance LLC, as Operating Advisor for the Fashion Valley MallMortgage Loan, Wells Fargo Bank, National Association, as Primary Servicer forthe CX – 250 Water Street Mortgage Loan, Argentic Services Company LP, asSpecial Servicer for the CX – 250 Water Street Mortgage Loan, ComputershareTrust Company, National Association, as Trustee for the CX – 250 Water StreetMortgage Loan, Computershare Trust Company, National Association, as Custodianfor the CX – 250 Water Street Mortgage Loan, BellOak, LLC, as Operating Advisorfor the CX – 250 Water Street Mortgage Loan, and CoreLogic Solutions, LLC, asServicing Function Participant for the CX – 250 Water Street Mortgage Loan.

 

 

 

 

 

Dated: March 18, 2024

 

 

/s/ Daniel Vinson

Daniel Vinson

Chief Executive Officer

(seniorofficer in charge of securitization of the depositor)