ECOS Executive Council
- Yoshiharu Amano*, Japan
- Özer Arnas, USA
- Ofira Ayalon, Israel
- Jean-Pierre Bédécarrats*, France
- Edson Bazzo, Brazil
- Asfaw Beyene*, USA
- Ana María Blanco Marigorta*, Spain
- Umberto Desideri, Italy
- Brian Elmegaard*, Denmark
- Daniel Favrat*, Switzerland
- Michel Feidt*, France
- Erwin Franquet*, France
- Abel Hernandez-Guerrero*, Mexico
- Soteris Kalogirou, Cyprus
- Sotirios Karellas*, Greece
- Zornitza Kirova-Yordanova*, Bulgaria
- Andrea Lazzaretto*, Italy
- Noam Lior*, USA
- Giampaolo Manfrida*, Italy
- François Maréchal*, Switzerland
- Tatiana Morosuk*, Germany
- Silvia Azucena Nebra*, Brazil
- Silvio de Oliveira Junior*, Brazil
- Alojz Poredoš, Slovenia
- Sylvain Quoilin, Belgium
- Enrico Sciubba*, Italy
- Mauro Reini, Italy
- Wojciech Stanek*, Poland
- Gordana Stefanovic*, Serbia
- Vladimir Stevanovic, Serbia
- Anna Stoppato, Italy
- Pascal Stouffs, France
- Lydia Stougie*, Netherlands
- José Carlos Fernandes Teixeira, Portugal
- Senhorinha Teixeira*, Portugal
- George Tsatsaronis*, Germany
- Antonio Valero*, Spain
- Vittorio Verda*, Italy
- Ryohei Yokoyama*, Japan
- Ron Zevenhoven*, Finland
- Na Zhang*, China
- Assaad Zoughaib*, France
30 long-term* and 12 non-long-term members
(list not updated)