Aside from a trio of artists, the Nashville label's releases had previously gone through Stem and Amped.
President Tyler Arnold and general manager Ben Adelson welcome three new additions, as Morgan Wallen and Noah Kahan hit Nos. 1 and 2 on the Billboard 200.
The singer, who was previously signed to RCA Records, has a new single coming "very soon this summer."
“At Mercury, giving artists the time to develop and find their path is what matters most to us,” says label general manager Ben Adelson.