Josh Ager is a mixing engineer. His recent works include Ed Sheeran, DellaXOZ, girli, PHIA, Linn Koch-Emmery, Leith, Spill Tab, Matilda Mann, Tom Grennan, Crawlers, Sam Fender, Holly Humberstone, Cate Canning, Medicine Cabinet, Sea Girls, Thomas Headon, Beabadoobee, Kid Brunswick, Phoebe Axa, Reuben Gray, Charlie Oriain and US artists Chloe Moriondo and renforshort.

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Josh has also mixed for musicals including the entire original studio cast recording of Fantastically Great Women Who Changed The World.