The work towards common specifications is carried out by the five working groups. These are concerned with firstly establishing common methodologies for the five areas of concern within EAGLES, in order to subsequently arrive at de facto standards. The table below gives information on the working group hosts, chairpersons and WG editors editors.
| WG | Host | Chair | WG Editors |
| Text | Instituto Cervantes | A. Zampolli (I) | J Llisterri (E) |
| Corpora | Madrid, Spain | ||
| Computational | GSI-ERLI | A. Zaenen (F) | U. Heid (D) |
| Lexicons | Paris, France | ||
| Grammar | DFKI | H. Uszkoreit (D) | J. Capstick (D) |
| Formalisms | Saarbrucken, Germany | G. Erbach (D) | |
| Evaluation and | Center for Sprogteknologi | M . King (CH) | A. Neville (DK) |
| Assessment | Copenhagen, Denmark | ||
| Spoken | Vocalis Ltd | R. Moore (UK) | D. Gibbon (D) |
| Language | Great Shelford, UK | ||
Each working group (WG), in carrying out its work, has set up a number of small subgroups (SGs), each corresponding to a different task. The number, size and lifespan of SGs vary according to the number and nature of the tasks.
In addition, there is a number of cross-groups to ensure consistency of approach between different working groups and the proper exploration of common topics.
The officers of the WGs are the chairperson, the task responsibles of SGs and the WG editors.
Details of working group membership and of all those who contributed in various ways to the creation of EAGLES material are to be found in the `Contributors' section of individual documents.
The main functions of the chairpersons are to: