46 Auditor’s fees and services in accordance with § 314 HGB PricewaterhouseCoopers Gesellschaft mit beschränkter Haftung, Wirtschaftsprüfungsgesellschaft (PwC) Frankfurt/Main, member of the German Chamber of Public Accountants in Berlin, has audited the consolidated financial statements of Deutsche Telekom since the Company’s listing in 1996. Following a change within PwC in 2015, Thomas Tandetzki has been the responsible auditor in charge at PwC. The following table provides a breakdown of the auditor’s professional fees recognized as expenses in the 2018 financial year: (XLS:) Download PricewaterhouseCoopers Gesellschaft mit beschränkter Haftung, Wirtschaftsprüfungsgesellschaftmillions of € 2018 Auditing services 12 Other assurance services 3 Tax advisory services 0 Other non-audit services 1 16 Professional fees for auditing services include in particular fees for the statutory auditing of annual and consolidated financial statements and the subsidiaries included in the consolidated financial statements, the review of the interim financial statements, auditing activities in connection with the implementation of new accounting provisions, and the auditing of information systems and processes, as well as fees for other auditing services. The fees recognized under other assurance services relate primarily to services in connection with regulatory requirements stipulated by the Federal Network Agency and with comfort letters. Other non-audit services mainly consist of professional services in connection with strategic projects.