There is Allen Telescope Array, https://www.seti.org/ata https://www.seti.org/ata, funded by Paul Allen. It is radio telescope array dedicated to SETI and can d

There is Allen Telescope Array, https://www.seti.org/ata https://www.seti.org/ata, funded by Paul Allen. It is radio telescope array dedicated to SETI and can do all-sky surveys.