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

 

 

I, Anthony Sfarra, certify that:

 

1. I have reviewed this report on Form 10-K and all reports onForm 10-D required to be filed in respect of the period covered by this reporton Form 10-K of the BANK 2021-BNK31 (the "Exchange Act periodicreports");

 

2. Based on my knowledge, the Exchange Act periodic reports, takenas a whole, do not contain any untrue statement of a material fact or omit tostate a material fact necessary to make the statements made, in light of thecircumstances under which such statements were made, not misleading withrespect to the period covered by this report;

 

3. Based on my knowledge, all of the distribution, servicing andother information required to be provided under Form 10-D for the periodcovered by this report is included in the Exchange Act periodic reports;

 

4. Based on my knowledge and the servicer compliance statementsrequired in this report under Item 1123 of Regulation AB, and except as disclosedin the Exchange Act periodic reports, the servicers have fulfilled theirobligations under the servicing agreements in all material respects; and

 

5. All of the reports on assessment of compliance with servicingcriteria for asset-backed securities and their related attestation reports onassessment of compliance with servicing criteria for asset-backed securitiesrequired to be included in this report in accordance with Item 1122 ofRegulation AB and Exchange Act Rules 13a-18 and 15d-18 have been included as anexhibit to this report, except as otherwise disclosed in this report. Anymaterial instances of noncompliance described in such reports have beendisclosed in this report on Form 10-K.

 

In giving the certifications above, I have reasonably relied oninformation provided to me by the following unaffiliated parties:

 

National Cooperative Bank, N.A., as NCB Master Servicer, KeyBankNational Association, as General Special Servicer, National Cooperative Bank,N.A., as NCB Special Servicer, Wilmington Trust, National Association, asTrustee, Park Bridge Lender Services LLC, as Operating Advisor, CoreLogicSolutions, LLC, as Servicing Function Participant, Computershare Trust Company,National Association, as Servicing Function Participant for the CertificateAdministrator, Computershare Trust Company, National Association, as ServicingFunction Participant for the Custodian, Rialto Capital Advisors, LLC, asSpecial Servicer for the 250 West 57th Street Mortgage Loan, Wilmington Trust,National Association, as Trustee for the 250 West 57th Street Mortgage Loan,Pentalpha Surveillance LLC, as Operating Advisor for the 250 West 57th StreetMortgage Loan, CoreLogic Solutions, LLC, as Servicing Function Participant forthe 250 West 57th Street Mortgage Loan, Computershare Trust Company, NationalAssociation, as Servicing Function Participant for the Custodian for the 250West 57th Street Mortgage Loan, Rialto Capital Advisors, LLC, as SpecialServicer for the Coleman Highline Mortgage Loan, Wilmington Trust, NationalAssociation, as Trustee for the Coleman Highline Mortgage Loan, PentalphaSurveillance LLC, as Operating Advisor for the Coleman Highline Mortgage Loan,CoreLogic Solutions, LLC, as Servicing Function Participant for the ColemanHighline Mortgage Loan, Computershare Trust Company, National Association, asServicing Function Participant for the Custodian for the Coleman HighlineMortgage Loan, Greystone Servicing Company LLC, as Special Servicer for theMcClellan Park Mortgage Loan, Wilmington Trust, National Association, asTrustee for the McClellan Park Mortgage Loan, Park Bridge Lender Services LLC,as Operating Advisor for the McClellan Park Mortgage Loan, CoreLogic Solutions,LLC, as Servicing Function Participant for the McClellan Park Mortgage Loan,Computershare Trust Company, National Association, as Servicing FunctionParticipant for the Custodian for the McClellan Park Mortgage Loan, GreystoneServicing Company LLC, as Special Servicer for the 605 Third Avenue MortgageLoan, Wilmington Trust, National Association, as Trustee for the 605 ThirdAvenue Mortgage Loan, Park Bridge Lender Services LLC, as Operating Advisor forthe 605 Third Avenue Mortgage Loan, CoreLogic Solutions, LLC, as ServicingFunction Participant for the 605 Third Avenue Mortgage Loan, ComputershareTrust Company, National Association, as Servicing Function Participant for theCustodian for the 605 Third Avenue Mortgage Loan, Greystone Servicing CompanyLLC, as Special Servicer for the McDonald’s Global HQ Mortgage Loan, WilmingtonTrust, National Association, as Trustee for the McDonald’s Global HQ MortgageLoan, Park Bridge Lender Services LLC, as Operating Advisor for the McDonald’sGlobal HQ Mortgage Loan, CoreLogic Solutions, LLC, as Servicing FunctionParticipant for the McDonald’s Global HQ Mortgage Loan, Computershare TrustCompany, National Association, as Servicing Function Participant for theCustodian for the McDonald’s Global HQ Mortgage Loan, Greystone ServicingCompany LLC, as Special Servicer for the ExchangeRight Net Leased Portfolio #41Mortgage Loan, Wilmington Trust, National Association, as Trustee for theExchangeRight Net Leased Portfolio #41 Mortgage Loan, Park Bridge LenderServices LLC, as Operating Advisor for the ExchangeRight Net Leased Portfolio#41 Mortgage Loan, CoreLogic Solutions, LLC, as Servicing Function Participantfor the ExchangeRight Net Leased Portfolio #41 Mortgage Loan, ComputershareTrust Company, National Association, as Servicing Function Participant for theCustodian for the ExchangeRight Net Leased Portfolio #41 Mortgage Loan,Greystone Servicing Company LLC, as Special Servicer for the Fresh PondCambridge Mortgage Loan, Wilmington Trust, National Association, as Trustee forthe Fresh Pond Cambridge Mortgage Loan, Park Bridge Lender Services LLC, asOperating Advisor for the Fresh Pond Cambridge Mortgage Loan, CoreLogicSolutions, LLC, as Servicing Function Participant for the Fresh Pond CambridgeMortgage Loan, Computershare Trust Company, National Association, as Servicing FunctionParticipant for the Custodian for the Fresh Pond Cambridge Mortgage Loan,Rialto Capital Advisors, LLC, as Special Servicer for the Miami Design DistrictMortgage Loan, Wilmington Trust, National Association, as Trustee for the MiamiDesign District Mortgage Loan, Park Bridge Lender Services LLC, as OperatingAdvisor for the Miami Design District Mortgage Loan, CoreLogic Solutions, LLC,as Servicing Function Participant for the Miami Design District Mortgage Loan,and Computershare Trust Company, National Association, as Servicing FunctionParticipant for the Custodian for the Miami Design District Mortgage Loan.

 

 

 

 

 

Dated:March 15, 2023

 

 

/s/ Anthony Sfarra

Anthony Sfarra

President

(senior officer in charge of securitization of the depositor)