Foghorn Therapeutics Inc

Principal Accountant Fees and Services

We regularly review the services and fees of Deloitte & Touche LLP, our independent registered public accounting firm. These services and fees are also reviewed by the Audit Committee on an annual basis. The aggregate fees billed for the fiscal years ended December 31, 2024 and 2023 for each of the following categories of services are as follows:

(1) Audit fees in 2024 and 2023 consist of fees billed for professional services for the audit of our annual consolidated financial statements, the review of our interim consolidated financial statements included in our quarterly reports on Form 10-Q and other professional services normally provided in connection with statutory and regulatory filings, including the issuance of comfort letters and the issuance of consents on registration statements.

(2) Audit Related Fees consist of fees billed for services provided in connection with our public offering. There were no such fees incurred in 2023.

(3) Tax fees consist of fees billed for tax planning and consulting purposes.

(4) All Other Fees consist of an annual license fee for the use of accounting research software.

The Audit Committee pre-approved 100% of services performed since the pre-approval policy was adopted.

Policy on Audit Committee Pre-Approval of Audit and Permissible Non-Audit Services of Independent Registered Public Accounting Firm

The Audit Committee pre-approves all auditing services, internal control related services and permitted non-audit services (including the fees and terms thereof) to be performed by Deloitte & Touche LLP. The Audit Committee may delegate pre-approval authority to one or more members of the Audit Committee consistent with applicable law and listing standards, provided that the decisions of such Audit Committee member or members must be communicated to the Audit Committee at its next scheduled meeting.