The International Academy for Clinical Hematology (IACH) is a non-profit organization founded by an international group of physicians devoted to the promotion of all aspects related to clinical hematology, including translational and clinical research, education and dissemination of knowledge. The IACH aims to allow scientists, physicians, health care providers and other stakeholders involved in the broader hematology field to share their experiences and develop collaborations with a special focus on clinical practice. Atlantis Press has been the publisher of the IACH's official journal entitled Clinical Hematology International since its launch in 2019.

The Association for Research into Arterial Structure and Physiology (ARTERY) is a charitable society which promotes the advancement of knowledge and dissemination of information concerning the pathophysiology, pharmacology, epidemiology, detection, investigation and treatment of arterial structure and function. Membership of ARTERY is open to anyone active in the field of haemodynamics and large artery structure and function who usually have had experience in the field of arterial structure and physiology. Atlantis Press is the publisher of ARTERY's official journal entitled Artery Research which moved from Elsevier in 2019.

The European Society for Fuzzy Logic and Technology (EUSFLAT) is a non-profit European society which aims to promote and disseminate the methods, techniques and developments of fuzzy logic and technologies, and to encourage scientific communication and collaboration among its members. The society is open to both academic and industrial members and has established a number of working groups on specific topics as well as organized, promoted and sponsored various conferences, workshops and seminars. Atlantis Press is the publisher of the EUSFLAT's official journal entitled International Journal of Computational Intelligence Systems and has also published the proceedings of several EUSFLAT conferences.