Curbline Properties Corp

Disclosure Controls and Procedures

The Company’s management, with the participation of the Chief Executive Officer (“CEO”) and Chief Financial Officer (“CFO”), conducted an evaluation of the effectiveness of the Company’s disclosure controls and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) as of December 31, 2024. Based on that evaluation, the CEO and CFO have concluded that the Company’s disclosure controls and procedures were effective as of December 31, 2024, to ensure that information required to be disclosed by the Company in reports that it files or submits under the Exchange Act is recorded, processed, summarized and reported within the time periods specified in SEC rules and forms and were effective as of December 31, 2024, to ensure that information required to be disclosed by the Company in reports that it files or submits under the Exchange Act is accumulated and communicated to the Company’s management, including its CEO and CFO, or persons performing similar functions, as appropriate to allow timely decisions regarding required disclosure.

Management’s Report on Internal Control over Financial Reporting

This Annual Report on Form 10-K does not include a report of management’s assessment regarding internal control over financial reporting or an attestation report of the Company’s registered public accounting firm due to a transition period established by rules of the SEC for newly public companies and the JOBS Act.

Changes in Internal Control over Financial Reporting

During the three months ended December 31, 2024, there were no changes in the Company’s internal control over financial reporting that materially affected or are reasonably likely to materially affect the Company’s internal control over financial reporting.