J-PAS and OAJ are only possible due to the generous support of Spanish and Brazilian agencies.
 
On the Spanish side, funding for CEFCA, the OAJ and J-PAS are being provided by the following institutions:
 

On the Brazilian side, the main funding institutions for J-PAS are:

According to the MoUs signed by the participating institutions, funding for the site at Pico del Buitre, for the telescopes (T250 and T80), and IT infrastructure in Teruel, will be the responsibility of the spanish partners. The brazilian partner will be responsible, through their funding agencies, for funding the instrumentation (cameras for the two telescopes, as well as the filters) that will be installed in the telescopes at the observatory in Pico del Buitre.