Dear colleagues, We are delighted to invite you to the 41st annual meeting of the Nordic Society of Clinical Microbiology and Infectious Diseases (NSCMID 2025), which will take place in Mariehamn, Åland Islands, Finland, from August 28–31, 2025. This congress is designed for clinical microbiologists, infectious disease physicians, pediatricians, researchers, as well as other professionals engaged in these fields of infectious disease. The scientific program will include lectures from international experts, a poster exhibition and a special early-career scientist session. The congress provides an excellent platform for scientists to present their research internationally and connect with leading Nordic researchers in the field of infections and microbiology. The scientific program is available at nscmid2025.fi/program<https://nscmid2025.fi/program>. Take advantage of the early bird registration rates, available until May 31, 2025. We also encourage broad participation in the pre-course on Tick-borne Diseases, which will be held at the congress venue, Alandica, from August 27–28, 2025, https://www.nscmid2025.fi/pre-course. Additionally, we invite you to submit abstracts. The submission deadline is May 12, 2025. Detailed guidelines and submission instructions can be found at nscmid2025.fi/abstracts<https://nscmid2025.fi/abstracts>. We warmly welcome you to NSCMID 2025 and look forward to an inspiring and engaging meeting! Best regards, Elisa Kortela & Jessica Tikkala, NSCMID 2025 Congress Secretaries On behalf of the NSCMID 2025 Organising Committee