ADC Therapeutics SA

For the years ended December 31, 2023 and 2022, PricewaterhouseCoopers SA was the Company’s independent registered public accounting firm.

Fees

Audit fees include the standard audit work performed each fiscal year necessary to allow the auditor to issue an opinion on our financial statements and to issue an opinion on the local statutory financial statements. Audit fees also include services that can be provided only by the external auditor such as reviews of quarterly financial results and review of our securities offering documents.

Audit-related fees consisted of fees billed for assurance and related services that were reasonably related to the performance of the audit or review of our financial statements or for services that were traditionally performed by the external auditor.

Tax fees are fees billed for professional services for tax compliance and tax advice.

Pre-Approval Policies and Procedures

In accordance with the requirements of the Sarbanes-Oxley Act and rules issued by the SEC, the audit committee reviews and pre-approves of any services performed by PricewaterhouseCoopers SA. The procedures require that all proposed future engagements of PricewaterhouseCoopers SA for audit and permitted non-audit work are submitted to the audit committee for approval prior to the beginning of any such service. In accordance with this policy, all services performed by and fees paid to PricewaterhouseCoopers SA in this Item were approved by the audit committee.