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

 

 

I,Nicholas Galeone, certify that:

 

1. Ihave reviewed this report on Form 10-K and all reports on Form 10-D required tobe filed in respect of the period covered by this report on Form 10-K of theUBS Commercial Mortgage Trust 2017-C4 (the "Exchange Act periodicreports");

 

2.Based on my knowledge, the Exchange Act periodic reports, taken as a whole, donot contain any untrue statement of a material fact or omit to state a materialfact necessary to make the statements made, in light of the circumstances underwhich such statements were made, not misleading with respect to the periodcovered by this report;

 

3.Based on my knowledge, all of the distribution, servicing and other informationrequired to be provided under Form 10-D for the period covered by this reportis included in the Exchange Act periodic reports;

 

4.Based on my knowledge and the servicer compliance statements required in thisreport under Item 1123 of Regulation AB, and except as disclosed in theExchange Act periodic reports, the servicers have fulfilled their obligationsunder the servicing agreements in all material respects; and

 

5. Allof the reports on assessment of compliance with servicing criteria forasset-backed securities and their related attestation reports on assessment ofcompliance with servicing criteria for asset-backed securities required to beincluded in this report in accordance with Item 1122 of Regulation AB andExchange Act Rules 13a-18 and 15d-18 have been included as an exhibit to thisreport, except as otherwise disclosed in this report. Any material instances ofnoncompliance described in such reports have been disclosed in this report onForm 10-K.

 

Ingiving the certifications above, I have reasonably relied on informationprovided to me by the following unaffiliated parties:

 

WellsFargo Bank, National Association, as Master Servicer, Rialto Capital Advisors,LLC, as Special Servicer, Wilmington Trust, National Association, as Trustee,Wells Fargo Bank, National Association, as Certificate Administrator, WellsFargo Bank, National Association, as Custodian, Pentalpha Surveillance LLC, asOperating Advisor, CoreLogic Solutions, LLC, as Servicing Function Participant,Computershare Trust Company, National Association, as Servicing FunctionParticipant for the Certificate Administrator, Computershare Trust Company,National Association, as Servicing Function Participant for the Custodian,Wells Fargo Bank, National Association, as Primary Servicer for the 245 ParkAvenue Mortgage Loan, Situs Holdings, LLC, as Special Servicer for the 245 ParkAvenue Mortgage Loan, Wilmington Trust, National Association, as Trustee forthe 245 Park Avenue Mortgage Loan, Wells Fargo Bank, National Association, asCustodian for the 245 Park Avenue Mortgage Loan, BellOak, LLC, as OperatingAdvisor for the 245 Park Avenue Mortgage Loan, CoreLogic Solutions, LLC, asServicing 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, KeyBankNational Association, as Primary Servicer for the Del Amo Fashion CenterMortgage Loan, Situs Holdings, LLC, successor to Cohen Financial, a Division ofTruist Bank, successor by merger to SunTrust Bank, as Special Servicer for theDel Amo Fashion Center Mortgage Loan, Wilmington Trust, National Association,as Trustee for the Del Amo Fashion Center Mortgage Loan, Wells Fargo Bank,National Association, as Custodian for the Del Amo Fashion Center MortgageLoan, Park Bridge Lender Services LLC, as Operating Advisor for the Del AmoFashion Center Mortgage Loan, Computershare Trust Company, NationalAssociation, as Servicing Function Participant for the Custodian for the DelAmo Fashion Center Mortgage Loan, Wells Fargo Bank, National Association, asPrimary Servicer for the 237 Park Avenue Mortgage Loan, Wells Fargo Bank, NationalAssociation, as Special Servicer for the 237 Park Avenue Mortgage Loan,Wilmington Trust, National Association, as Trustee for the 237 Park AvenueMortgage Loan, Wells Fargo Bank, National Association, as Custodian for the 237Park Avenue Mortgage Loan, Park Bridge Lender Services LLC, as OperatingAdvisor for the 237 Park Avenue Mortgage Loan, CoreLogic Solutions, LLC, asServicing Function Participant for the 237 Park Avenue Mortgage Loan,Computershare Trust Company, National Association, as Servicing FunctionParticipant for the Custodian for the 237 Park Avenue Mortgage Loan, KeyBankNational Association, as Primary Servicer for the JW Marriott Chicago MortgageLoan, Rialto Capital Advisors, LLC, as Special Servicer for the JW MarriottChicago Mortgage Loan, Wells Fargo Bank, National Association, as Trustee forthe JW Marriott Chicago Mortgage Loan, Wells Fargo Bank, National Association,as Custodian for the JW Marriott Chicago Mortgage Loan, Pentalpha SurveillanceLLC, as Operating Advisor for the JW Marriott Chicago Mortgage Loan,Computershare Trust Company, National Association, as Servicing FunctionParticipant for the Custodian for the JW Marriott Chicago Mortgage Loan,Midland Loan Services, a Division of PNC Bank, National Association, as PrimaryServicer for the 50 Varick Street Mortgage Loan, Midland Loan Services, aDivision of PNC Bank, National Association, as Special Servicer for the 50Varick Street Mortgage Loan prior to May 5, 2023, K-Star Asset Management LLC,as Special Servicer for the 50 Varick Street Mortgage Loan on and after May 5,2023, Wells Fargo Bank, National Association, as Trustee for the 50 VarickStreet Mortgage Loan, Wells Fargo Bank, National Association, as Custodian forthe 50 Varick Street Mortgage Loan, Park Bridge Lender Services LLC, asOperating Advisor for the 50 Varick Street Mortgage Loan, Computershare TrustCompany, National Association, as Servicing Function Participant for theCustodian for the 50 Varick Street Mortgage Loan, Wells Fargo Bank, National Association,as Primary Servicer for the Macedonia Commons Mortgage Loan, Argentic ServicesCompany LP, as Special Servicer for the Macedonia Commons Mortgage Loan,Wilmington Trust, National Association, as Trustee for the Macedonia CommonsMortgage Loan, Wells Fargo Bank, National Association, as Custodian for theMacedonia Commons Mortgage Loan, BellOak, LLC, as Operating Advisor for theMacedonia Commons Mortgage Loan, CoreLogic Solutions, LLC, as ServicingFunction Participant for the Macedonia Commons Mortgage Loan, and ComputershareTrust Company, National Association, as Servicing Function Participant for theCustodian for the Macedonia Commons Mortgage Loan.

 

 

Dated: March 14, 2024

 

 

/s/Nicholas Galeone

NicholasGaleone

President

(seniorofficer in charge of securitization of the depositor)