HDO or Hrvatsko društvo održavatelja is a non-profit organization that promotes and enhances the efficiency and cost-effectiveness of maintenance in Croatia. They provide knowledge about the maintenance of physical assets and facilitate the exchange of information among maintainers in the country and worldwide. HDO offers a range of services, including the publication of their own magazine called Održavanje i eksploatacija (Maintenance and Exploitation), which is now a part of the European Maintworld magazine.

They also organize seminars and conferences to further advance the field of maintenance. As a member of HDO, you can access their premium magazine content, archived journals, and various publications. HDO is dedicated to supporting its members and improving maintenance practices in Croatia.

For inquiries and contact information, you can reach out to their office or visit their website