Economic development, training and employment field, hugely decentralized, is punctuated by several collective actions more or less institutionalized, linked with increasinguse of contractualisation process in public action. In France, the region becomes one of the major places of expression and implementation of " territorial social dialogue " related actions. In this article, three examples of territorial objective contracts or equivalent tools, in Auvergne, Rhône-Alpes and PACA regions, illustrate different configurations of this social dialogue around projects which regroup social partners, employer's organization and unions, Regional Council and regional services of the National StateLe champ emploi, formation, développement économique...