Exhibit 99.1 BioNTech SE Quarterly Report of BioNTech SE for the Three Months Ended March 31, 2024 Exhibit 99.1 Our principal executive offices are located at An der Goldgrube 12, D-55131 Mainz, Germany. Our telephone number is +49 6131- 9084-0. Our website address is www.biontech.com. The information contained on, or that can be accessed through, our website is not part of this document. Our agent for service solely for the purpose of notices and communications from the Securities and Exchange Commission i ...