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

 

 

I, Nicholas Galeone, 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 report onForm 10-K of the UBS Commercial Mortgage Trust 2017-C4 (the "Exchange Actperiodic reports");

 

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 asdisclosed in the Exchange Act periodic reports, the servicers have fulfilledtheir obligations 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:

 

Wells Fargo Bank, National Association, as Master Servicer, RialtoCapital Advisors, LLC, as Special Servicer, Wilmington Trust, NationalAssociation, as Trustee, Wells Fargo Bank, National Association, as CertificateAdministrator, Wells Fargo Bank, National Association, as Custodian, PentalphaSurveillance LLC, as Operating Advisor, CoreLogic Solutions, LLC, as ServicingFunction Participant, Computershare Trust Company, National Association, asServicing Function Participant for the Certificate Administrator on and afterNovember 1, 2021, Computershare Trust Company, National Association, asServicing Function Participant for the Custodian on and after November 1,2021, Wells Fargo Bank, National Association, as Primary Servicer for the 245Park Avenue Mortgage Loan, AEGON USA Realty Advisors, LLC, as Special Servicerfor the 245 Park Avenue Mortgage Loan prior to April 13, 2021, Situs Holdings,LLC, as Special Servicer for the 245 Park Avenue Mortgage Loan on and afterApril 13, 2021, Wilmington Trust, National Association, as Trustee for the 245Park Avenue Mortgage Loan, Wells Fargo Bank, National Association, as Custodianfor the 245 Park Avenue Mortgage Loan, Trimont Real Estate Advisors, LLC, asOperating Advisor for the 245 Park Avenue Mortgage Loan, CoreLogic Solutions,LLC, as Servicing Function Participant for the 245 Park Avenue Mortgage Loan,Computershare Trust Company, National Association, as Servicing FunctionParticipant for the Custodian for the 245 Park Avenue Mortgage Loan on andafter November 1, 2021, KeyBank National Association, as Primary Servicerfor the Del Amo Fashion Center Mortgage Loan, Situs Holdings, LLC, successor toCohen Financial, a Division of Truist Bank, successor by merger to SunTrustBank, as Special Servicer for the Del Amo Fashion Center Mortgage Loan,Wilmington Trust, National Association, as Trustee for the Del Amo FashionCenter Mortgage Loan, Wells Fargo Bank, National Association, as Custodian forthe Del Amo Fashion Center Mortgage Loan, Park Bridge Lender Services LLC, asOperating Advisor for the Del Amo Fashion Center Mortgage Loan, ComputershareTrust Company, National Association, as Servicing Function Participant for theCustodian for the Del Amo Fashion Center Mortgage Loan on and afterNovember 1, 2021, Midland Loan Services, a Division of PNC Bank, NationalAssociation, as Primary Servicer for the TZA Multifamily Portfolio I MortgageLoan, Midland Loan Services, a Division of PNC Bank, National Association, asSpecial Servicer for the TZA Multifamily Portfolio I Mortgage Loan, Wells FargoBank, National Association, as Trustee for the TZA Multifamily Portfolio IMortgage Loan, Wells Fargo Bank, National Association, as Custodian for the TZAMultifamily Portfolio I Mortgage Loan, Park Bridge Lender Services LLC, asOperating Advisor for the TZA Multifamily Portfolio I Mortgage Loan,Computershare Trust Company, National Association, as Servicing Function Participantfor the Custodian for the TZA Multifamily Portfolio I Mortgage Loan on andafter November 1, 2021, Midland Loan Services, a Division of PNC Bank,National Association, as Primary Servicer for the Park West Village MortgageLoan, Midland Loan Services, a Division of PNC Bank, National Association, asSpecial Servicer for the Park West Village Mortgage Loan, Wells Fargo Bank,National Association, as Trustee for the Park West Village Mortgage Loan, WellsFargo Bank, National Association, as Custodian for the Park West VillageMortgage Loan, Park Bridge Lender Services LLC, as Operating Advisor for thePark West Village Mortgage Loan, Computershare Trust Company, NationalAssociation, as Servicing Function Participant for the Custodian for the Park WestVillage Mortgage Loan on and after November 1, 2021, Wells Fargo Bank,National Association, as Primary Servicer for the 237 Park Avenue MortgageLoan, Wells Fargo Bank, National Association, as Special Servicer for the 237Park Avenue Mortgage Loan, Wilmington Trust, National Association, as Trusteefor the 237 Park Avenue Mortgage Loan, Wells Fargo Bank, National Association,as Custodian for the 237 Park Avenue Mortgage Loan, Park Bridge Lender ServicesLLC, as Operating Advisor for the 237 Park Avenue Mortgage Loan, CoreLogicSolutions, LLC, as Servicing Function Participant for the 237 Park AvenueMortgage Loan, Computershare Trust Company, National Association, as ServicingFunction Participant for the Custodian for the 237 Park Avenue Mortgage Loan onand after November 1, 2021, KeyBank National Association, as PrimaryServicer for the JW Marriott Chicago Mortgage Loan, Rialto Capital Advisors,LLC, as Special Servicer for the JW Marriott Chicago Mortgage Loan, Wells FargoBank, National Association, as Trustee for the JW Marriott Chicago MortgageLoan, Wells Fargo Bank, National Association, as Custodian for the JW MarriottChicago Mortgage Loan, Pentalpha Surveillance LLC, as Operating Advisor for theJW Marriott Chicago Mortgage Loan, Computershare Trust Company, NationalAssociation, as Servicing Function Participant for the Custodian for the JWMarriott Chicago Mortgage Loan on and after November 1, 2021, Midland LoanServices, a Division of PNC Bank, National Association, as Primary Servicer forthe 50 Varick Street Mortgage Loan, Midland Loan Services, a Division of PNCBank, National Association, as Special Servicer for the 50 Varick StreetMortgage Loan, Wells Fargo Bank, National Association, as Trustee for the 50Varick Street Mortgage Loan, Wells Fargo Bank, National Association, asCustodian for the 50 Varick Street Mortgage Loan, Park Bridge Lender ServicesLLC, as Operating Advisor for the 50 Varick Street Mortgage Loan, ComputershareTrust Company, National Association, as Servicing Function Participant for theCustodian for the 50 Varick Street Mortgage Loan on and after November 1,2021, Wells Fargo Bank, National Association, as Primary Servicer for theMacedonia Commons Mortgage Loan, Argentic Services Company LP, as Special Servicerfor the Macedonia Commons Mortgage Loan, Wilmington Trust, NationalAssociation, as Trustee for the Macedonia Commons Mortgage Loan, Wells FargoBank, National Association, as Custodian for the Macedonia Commons MortgageLoan, Trimont Real Estate Advisors, LLC, as Operating Advisor for the MacedoniaCommons Mortgage Loan, CoreLogic Solutions, LLC, as Servicing FunctionParticipant for the Macedonia Commons Mortgage Loan, and Computershare TrustCompany, National Association, as Servicing Function Participant for theCustodian for the Macedonia Commons Mortgage Loan on and after November 1,2021.

 

 

 

Dated:March10, 2022

 

 

/s/ Nicholas Galeone

Nicholas Galeone

President

(seniorofficer in charge of securitization of the depositor)