EX-31 Rule13a-14(d)/15d-14(d) Certifications.

 

 

I, Nicolas Galeone,certify that:

 

1. I have reviewedthis report on Form 10-K and all reports on Form 10-D required to be filed inrespect of the period covered by this report on Form 10-K of the UBS CommercialMortgage Trust 2017-C4 (the "Exchange Act periodic reports");

 

2. Based on myknowledge, the Exchange Act periodic reports, taken as a whole, do not containany untrue statement of a material fact or omit to state a material factnecessary 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 myknowledge, all of the distribution, servicing and other information required tobe provided under Form 10-D for the period covered by this report is includedin the Exchange Act periodic reports;

 

4. Based on myknowledge and the servicer compliance statements required in this report underItem 1123 of Regulation AB, and except as disclosed in the Exchange Actperiodic reports, the servicers have fulfilled their obligations under theservicing agreements in all material respects; and

 

5. All of the reportson assessment of compliance with servicing criteria for asset-backed securitiesand their related attestation reports on assessment of compliance withservicing criteria for asset-backed securities required to be included in thisreport in accordance with Item 1122 of Regulation AB and Exchange Act Rules13a-18 and 15d-18 have been included as an exhibit to this report, except asotherwise disclosed in this report. Any material instances of noncompliancedescribed in such reports have been disclosed inthis report on Form 10-K.

 

In giving thecertifications above, I have reasonably relied on information provided to me bythe following unaffiliated parties:

 

Wells Fargo Bank,National Association, as Master Servicer, Rialto Capital Advisors, LLC, asSpecial Servicer, Wilmington Trust, National Association, as Trustee, WellsFargo Bank, National Association, as Certificate Administrator, Wells FargoBank, National Association, as Custodian, Pentalpha Surveillance LLC, asOperating Advisor, CoreLogic Commercial Real Estate Services, Inc., asServicing Function Participant, National Tax Search, LLC, as Servicing FunctionParticipant, Wells Fargo Bank, National Association, as Primary Servicer forthe 245 Park Avenue Mortgage Loan, AEGON USA Realty Advisors, LLC, as SpecialServicer for the 245 Park Avenue Mortgage Loan, Wilmington Trust, NationalAssociation, as Trustee for the 245 Park Avenue Mortgage Loan, Wells FargoBank, National Association, as Certificate Administrator for the 245 ParkAvenue Mortgage Loan, Wells Fargo Bank, National Association, as Custodian forthe 245 Park Avenue Mortgage Loan, Trimont Real Estate Advisors, LLC, asOperating Advisor for the 245 Park Avenue Mortgage Loan, CoreLogic CommercialReal Estate Services, Inc., as Servicing Function Participant for the 245 ParkAvenue Mortgage Loan, National Tax Search, LLC, as Servicing FunctionParticipant for the 245 Park Avenue Mortgage Loan, KeyBank NationalAssociation, as Primary Servicer for the Del Amo Fashion Center Mortgage Loan,Cohen Financial, a Division of SunTrust Bank, as Special Servicer for the DelAmo Fashion Center Mortgage Loan, Wilmington Trust, National Association, asTrustee for the Del Amo Fashion Center Mortgage Loan, Wells Fargo Bank,National Association, as Certificate Administrator 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, Midland LoanServices, a Division of PNC Bank, National Association, as Primary Servicer forthe Park West Village Mortgage Loan, Midland Loan Services, a Division of PNCBank, National Association, as Special Servicer for the Park West VillageMortgage Loan, Wells Fargo Bank, National Association, as Trustee andCertificate Administrator for the Park West Village Mortgage Loan, Wells FargoBank, National Association, as Custodian for the Park West Village MortgageLoan, Park Bridge Lender Services LLC, as Operating Advisor for the Park WestVillage Mortgage Loan, 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 and Certificate Administrator for theTZA Multifamily Portfolio I Mortgage Loan, Wells Fargo Bank, NationalAssociation, as Custodian for the TZA Multifamily Portfolio I Mortgage Loan,Park Bridge Lender Services LLC, as Operating Advisor for the TZA MultifamilyPortfolio I Mortgage Loan, Wells Fargo Bank, National Association, as PrimaryServicer 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 CertificateAdministrator for the 237 Park Avenue Mortgage Loan, Wells Fargo Bank, NationalAssociation, as Custodian for the 237 Park Avenue Mortgage Loan, Park BridgeLender Services LLC, as Operating Advisor for the 237 Park Avenue MortgageLoan, CoreLogic Commercial Real Estate Services, Inc., as Servicing FunctionParticipant for the 237 Park Avenue Mortgage Loan, National Tax Search, LLC, asServicing Function Participant 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 andCertificate Administrator for the JW Marriott Chicago Mortgage Loan, Wells FargoBank, National Association, as Custodian for the JW Marriott Chicago MortgageLoan, Pentalpha Surveillance LLC, as Operating Advisor for the JW MarriottChicago Mortgage Loan, Midland Loan Services, a Division of PNC Bank, NationalAssociation, as Primary Servicer for the 50 Varick Street Mortgage Loan,Midland Loan Services, a Division of PNC Bank, National Association, as SpecialServicer for the 50 Varick Street Mortgage Loan, Wells Fargo Bank, NationalAssociation, as Trustee and Certificate Administrator for the 50 Varick StreetMortgage Loan, Wells Fargo Bank, National Association, as Custodian for the 50Varick Street Mortgage Loan, Park Bridge Lender Services LLC, as OperatingAdvisor for the 50 Varick Street Mortgage Loan, Wells Fargo Bank, NationalAssociation, as Primary Servicer for the Macedonia Commons Mortgage Loan, LNRPartners, LLC, 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 CertificateAdministrator for the Macedonia Commons Mortgage Loan, Wells Fargo Bank,National Association, as Custodian for the Macedonia Commons Mortgage Loan,Trimont Real Estate Advisors, LLC, as Operating Advisor for the MacedoniaCommons Mortgage Loan, CoreLogic Commercial Real Estate Services, Inc., asServicing Function Participant for the Macedonia Commons Mortgage Loan, andNational Tax Search, LLC, as Servicing Function Participant for the MacedoniaCommons Mortgage Loan.

 

 

 

Dated: March 19, 2018

 

 

/s/ Nicolas Galeone

 

 

President

(seniorofficer in charge of securitization of the depositor)