Energy Efficiency Subscription (EES) defines the requirements and standards for the deep energy retrofit of residential buildings. EES aims to have a common standard for all the actors involved to guarantee transparency, accountability, and high quality of the process. The EES enables building trust and cooperation among dwelling owners, market operators, financial institutions, and industry professionals, that would facilitate the energy renovation scale-up. Eight organisations from the mentoring programme participated in the feasibility study to understand the possible implementation of the EES approach into their business model and operations. materials. The results of the work with each of the feasibility study participants will be summarised in the deliverable with the key identified use cases summarised in the results section. The results will be the basis of the provision of the business model that supports the EES implementation and roll-out in the different member states.

Energy Efficiency Subscription (EES) defines the requirements and standards for the deep energy retrofit of residential buildings. EES aims to have a common standard for all the actors involved to guarantee transparency, accountability, and high quality of the process. The EES enables building trust and cooperation among dwelling owners, market operators, financial institutions, and industry professionals, that would facilitate the energy renovation scale-up. Eight organisations from the mentoring programme participated in the feasibility study to understand the possible implementation of the EES approach into their business model and operations. materials. The results of the work with each of the feasibility study participants will be summarised in the deliverable with the key identified use cases summarised in the results section. The results will be the basis of the provision of the business model that supports the EES implementation and roll-out in the different member states.