The CPN, the Coastal Communities Alliance and the Local Government Association Coastal Special Interest Group (LGA Coastal SIG) are co-secretariat for the Coastal Communities APPG  

OneCoast is a cross-sector coalition established by the Coastal Partnerships Network, Local Government Association Coastal SIG, Coastal Communities Alliance, National Coastal Tourism Academy, Natural England and New Economics Foundation, to create a unified voice to advocate on behalf of coastal issues. 

The Rivers Trust and the Coastal Partnerships Network have recently begun a 16-month project, funded by the European Maritime and Fisheries Fund (EMFF), to support a more an integrated and collaborative approach to the management of estuarine and coastal waters nationwide.