This Working Paper analyses the role of tripartite social dialogue in supporting green workplaces and, moregenerally, promoting just transitions at enterprise level. The Working Paper explores the different mechanismswhereby social dialogue has contributed to governing, promoting and implementing policies and initiativesto achieve the above goals, with a particular focus on the role of National Social Dialogue Institutions(NSDIs). In doing so, the Working Paper also discusses the main challenges facing social partners regardingtheir involvement in these policies and processes, including the opportunities or obstacles created bythe institutional framework, the type of technical capacities required and the articulation between differentlevels of social dialogue. Lastly, the Working Paper provides some policy pointers to enhance the roleof social dialogue as a tool to sustain just transitions and extend green workplaces.