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

 

I, Leah Nivison, certify that:

 

1. I have reviewed this report on Form 10-K and all reportson Form 10-D required to be filed in respect of the period covered by this report on Form 10-K of the GS Mortgage Securities Trust2015-GC30 (the “Exchange Act periodic reports”);

 

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

 

3. Based on my knowledge, all of the distribution, servicingand other information required to be provided under Form 10-D for the period covered by this report is included in the ExchangeAct periodic reports;

 

4. Based on my knowledge and the servicer compliance statementsrequired in this report under Item 1123 of Regulation AB, and except as disclosed in the Exchange Act periodic reports, the servicershave fulfilled their 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 on assessment of compliance with servicing criteriafor asset-backed securities required to be included in this report in accordance with Item 1122 of Regulation AB and Exchange ActRules 13a-18 and 15d-18 have been included as an exhibit to this report, except as otherwise disclosed in this report. Any materialinstances of noncompliance described in such reports have been disclosed in this report on Form 10-K.

 

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

 

Midland Loan Services, a Division of PNC Bank, NationalAssociation, as Master Servicer, Midland Loan Services, a Division of PNC Bank, National Association, as Special Servicer, U.S.Bank National Association, as Trustee, Certificate Administrator and Custodian, Trimont Real Estate Advisors, Inc., as OperatingAdvisor, Berkeley Point Capital LLC d/b/a Newmark Knight Frank, as Primary Servicer, Midland Loan Services, a Division of PNC Bank,National Association, as Primary Servicer for the Selig Office Portfolio Mortgage Loan, Midland Loan Services, a Division of PNCBank, National Association, as Special Servicer for the Selig Office Portfolio Mortgage Loan, Deutsche Bank Trust Company Americas,as Trustee for the Selig Office Portfolio Mortgage Loan, Citibank, N.A., as Certificate Administrator for the Selig Office PortfolioMortgage Loan, Deutsche Bank Trust Company Americas, as Custodian for the Selig Office Portfolio Mortgage Loan, Situs Holdings,LLC, as Operating Advisor for the Selig Office Portfolio Mortgage Loan, Midland Loan Services, a Division of PNC Bank, NationalAssociation, as Primary Servicer for the 170 Broadway Mortgage Loan, Midland Loan Services, a Division of PNC Bank, National Association,as Special Servicer for the 170 Broadway Mortgage Loan, Deutsche Bank Trust Company Americas, as Trustee for the 170 Broadway MortgageLoan, Citibank, N.A., as Certificate Administrator for the 170 Broadway Mortgage Loan, Deutsche Bank Trust Company Americas, asCustodian for the 170 Broadway Mortgage Loan, and Situs Holdings, LLC, as Operating Advisor for the 170 Broadway Mortgage Loan.

 

Dated: March 27, 2019

 

 

/s/ Leah Nivison

 

Chief Executive Officer

(senior officer in charge of securitizationof the depositor)