Coomer produced the debut solo album of Vaquero's singer
Chetes, which achieved
platinum record sales in the
Mexican music market. In 2017, he produced the debut album of
AppleTree, a
Colombian indie rock band. It's called
Horas Perdidas and was named the #1 Colombian album of 2018. As a member of Wilco, Coomer performed on
A.M.,
Being There,
Summerteeth, and
Yankee Hotel Foxtrot, as well as
Mermaid Avenue and its sequels. He has also played on or produced albums by
Steve Earle,
Frontier Ruckus,
Arlo McKinley,
Sons of Bill,
Tim Finn,
Will Hoge,
Jars of Clay,
Emmylou Harris,
Toy Horses,
Josh Hoyer & Soul Colossal,
Malcolm Holcombe, and Shaver. == Personal life ==