SIR was established in 1971 at the “Victor Babes” Institute in Bucharest under the name of the National Commission on Immunology (CNI). The founders of CNI were Prof. Ioan Moraru, the then director of the institute, Dr. Victor Ghetie and Dr. Andrei Sulica from the Institute “Victor Babeş” and Prof.Dr. N. Nestorescu from the “I.Cantacuzino” Institute. CNI has had subsidiaries since its establishment in the university centers in the country: Cluj-Napoca, Iasi, Targu Mures, Timisoara, Craiova. The administrative headquarters of the CNI were in the “Victor Babeş” Institute of Bucharest, and CNI’s management was assured by a president and vice-presidents from the branches.
In 1990 CNI became the National Immunology Society (SNI), with NGO status and administrative headquarters at the “Victor Babeş” Institute in Bucharest. SNI’s leadership was provided by a secretary-general.
Since 2000, SNI’s administrative headquarters has moved to the National Institute “I. Cantacuzino “Bucharest, and SNI will be headed by a president and a vice-president.
In 2007 SNI became the Romanian Society of Immunology (SIR), with the status of NGO with legal personality and administrative headquarters in the National Institute “I. Cantacuzino “Bucharest. The leadership of the CRS will be provided by a president and a vice-president, alongside an honorary president. Currently, SIR is headed by the President – Prof. V. Cristea (Cluj-Napoca), Vice President – Dr. C. Ursaciuc (Bucharest), Honorary President – Prof. Dr. Şt. Constantinescu (Belgium).
In 2016 the administrative headquarters of SIR moves back to the “Victor Babeș” National Institute of Bucharest, where it is still functioning.