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 report onForm 10-K of the Wells Fargo Commercial Mortgage Trust 2017-RB1 (the"Exchange Act periodic 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 servicing criteriafor asset-backed securities and their related attestation reports on assessmentof compliance with servicing criteria for asset-backed securities required tobe included 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.

 

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

 

Greystone Servicing Company LLC (as successor to C-III AssetManagement LLC), as Special Servicer, Wilmington Trust, National Association,as Trustee, Trimont Real Estate Advisors, LLC, as Operating Advisor, CoreLogicSolutions, LLC, as Servicing Function Participant,Computershare Trust Company, National Association, as Servicing FunctionParticipant for the Certificate Administrator on and after November 1, 2021,Computershare Trust Company, National Association, as Servicing FunctionParticipant for the Custodian on and after November 1, 2021, Midland LoanServices, a Division of PNC Bank, National Association, as Special Servicer forThe Summit Birmingham Mortgage Loan prior to November 15, 2021, Rialto CapitalAdvisors, LLC, as Special Servicer for The Summit Birmingham Mortgage Loan onand after November 15, 2021, Wilmington Trust, National Association, as Trusteefor The Summit Birmingham Mortgage Loan, Park Bridge Lender Services LLC, asOperating Advisor for The Summit Birmingham Mortgage Loan, CoreLogicSolutions, LLC, as Servicing Function Participant forThe Summit Birmingham Mortgage Loan, Computershare Trust Company, NationalAssociation, as Servicing Function Participant for the Custodian for The SummitBirmingham Mortgage Loan on and after November 1, 2021, Rialto CapitalAdvisors, LLC, as Special Servicer for the Anaheim Marriott Suites MortgageLoan, Wilmington Trust, National Association, as Trustee for the AnaheimMarriott Suites Mortgage Loan, Park Bridge Lender Services LLC, as OperatingAdvisor for the Anaheim Marriott Suites Mortgage Loan, CoreLogic Solutions,LLC, as Servicing Function Participant for the Anaheim Marriott Suites MortgageLoan, Computershare Trust Company, National Association, as Servicing FunctionParticipant for the Custodian for the Anaheim Marriott Suites Mortgage Loan onand after November 1, 2021, Rialto Capital Advisors, LLC, as Special Servicerfor the 1166 Avenue of the Americas Mortgage Loan, Wilmington Trust, NationalAssociation, as Trustee for the 1166 Avenue of the Americas Mortgage Loan, ParkBridge Lender Services LLC, as Operating Advisor for the 1166 Avenue of theAmericas Mortgage Loan, CoreLogic Solutions, LLC, as Servicing FunctionParticipant for the 1166 Avenue of the Americas Mortgage Loan, ComputershareTrust Company, National Association, as Servicing Function Participant for theCustodian for the 1166 Avenue of the Americas Mortgage Loan on and afterNovember 1, 2021, Rialto Capital Advisors, LLC, as Special Servicer for theKOMO Plaza Mortgage Loan, Wilmington Trust, National Association, as Trusteefor the KOMO Plaza Mortgage Loan, Park Bridge Lender Services LLC, as OperatingAdvisor for the KOMO Plaza Mortgage Loan, CoreLogic Solutions, LLC,  as Servicing Function Participant for the KOMO PlazaMortgage Loan, Computershare Trust Company, National Association, as ServicingFunction Participant for the Custodian for the KOMO Plaza Mortgage Loan on andafter November 1, 2021, Rialto Capital Advisors, LLC, as Special Servicer forthe Merrill Lynch Drive Mortgage Loan, Wilmington Trust, National Association,as Trustee for the Merrill Lynch Drive Mortgage Loan, Park Bridge LenderServices LLC, as Operating Advisor for the Merrill Lynch Drive Mortgage Loan, CoreLogicSolutions, LLC, as Servicing Function Participant forthe Merrill Lynch Drive Mortgage Loan, Computershare Trust Company, NationalAssociation, as Servicing Function Participant for the Custodian for theMerrill Lynch Drive Mortgage Loan on and after November 1, 2021, Rialto CapitalAdvisors, LLC, as Special Servicer for the 340 Bryant Mortgage Loan, WilmingtonTrust, National Association, as Trustee for the 340 Bryant Mortgage Loan, ParkBridge Lender Services LLC, as Operating Advisor for the 340 Bryant MortgageLoan, CoreLogic Solutions, LLC, as Servicing Function Participant for the 340Bryant Mortgage Loan,Computershare TrustCompany, National Association, as Servicing Function Participant for theCustodian for the 340 Bryant Mortgage Loan on and after November 1, 2021,CWCapital Asset Management LLC, as Special Servicer for the Art Van PortfolioMortgage Loan, Wilmington Trust, National Association, as Trustee for the ArtVan Portfolio Mortgage Loan, Pentalpha Surveillance LLC, as Operating Advisorfor the Art Van Portfolio Mortgage Loan, and CoreLogic Solutions, LLC, as Servicing Function Participant for the Art Van PortfolioMortgage Loan, and Computershare Trust Company, National Association, asServicing Function Participant for the Custodian for the Art Van PortfolioMortgage Loan on and after November 1, 2021.

 

 

 

Dated:March 11,2022

 

 

/s/ Anthony Sfarra

Anthony Sfarra

President

(seniorofficer in charge of securitization of the depositor)