The Martin de Tours Building (M-Building) was built in 1986 consisting of six storeys. In the previous period, the offices and the School in this building were as follows:
1st floor:Office of Registration
1½ floor:Office of Bernadette de Lourdes School of Nursing Science
2nd floor:Student Affairs Department and Office of Dean of School of Nursing Science
3rd floor:Chemistry Laboratory
4th floor:Class rooms for English courses
5th floor:Office of nursing instructors and Nursing Laboratory
Rev. Bro. Dr. Bancha Saenghiran, the President-Rector Magnificus of Assumption University of Thailand realized that the Bernadette de Lourdes School of Nursing Science should have its own place to show the location of the School to the public. He kindly gave opportunities for the faculty members, staff, and students to design the first floor of this building. Therefore, the first floor of the Martin de Tours Building was renovated under the support of the University and its inauguration ceremony was held on December 2, 2022 at 13:00 hours. Rev. Bro. Dr. Achin Tengtrakul, Vice President for Administrative Affairs; Rev. Bro. Dr. Prawat Sutthinont, Deputy Vice President for Academic Affairs; A. Sompol Na-Songkhla, Vice President for Legal and Privilege; Dr. Kitikorn Dowpiset, Associate Dean, Graduate School of Business; Mrs. Benjaporn Anunwanitcha, Director of Library; and Mr. Vrong Chinvanthananond were honorable guests attending this ceremony. Dr. Pimsiri Bhusiri, Dean; Dr. Phat Prapawichar, Associate Dean; faculty members, staff, and nursing students also attended this ceremony. The master of this ceremony was Ms. Latishalynn Liu, the first – year nursing student. She has been chosen to be the Second Runner Up Au Ambassador.