| Host Country | Work Package | Title of ESR Project |
| ESR 1 | Spain | WP1 | Bioaccumulation of P from organic rich waste water and drying to a P-rich biosolid fertiliser. |
| ESR 2 | Spain | WP1 | Anaerobic membrane process optimisation for the production of a P-rich concentrate from organic effluent. |
| ESR 3 | Ireland | WP1 | Hydrothermal carbonisation of P-rich organic waste. |
| ESR 4 | Ireland | WP1 | Effects of temperature and stoichiometric oxygen on the mineralisation of P-rich organic biosolids. |
| ESR 5 | Poland | WP1 | Struvite precipitation from organic waste. |
| ESR 6 | Ireland | WP1 | Production of high purity Phosphoric acid from ash. |
| ESR 7 | Netherlands | WP2 | Impact of exogenous organic matter in fertilisers on Soil microbes. |
| ESR 8 | Denmark | WP2 | Nitrogen transformation and greenhouse gas (GHG) emissions from soils amended with dairy processing waste (DPW) and derived fertiliser products. |
| ESR 9 | Ireland | WP2 | Modeling soil P dynamics and P cycling in soils amended with organic waste. |
| ESR 10 | Ireland | WP3 | Fertiliser equivalence value (FEV) of organic fertilizers and their application in Smart Farming. |
| ESR 11 | Sweden | WP3 | Life Cycle Assessment of production and application of fertiliser products. |
| ESR 12 | France | WP3 | Techno-economic assessment of the commercial viability of organic fertiliser production processes and products. |
| ESR 13 | Belgium | WP3 | Development of new financial models for the circular (bio)economy. |