Before adopting the name Seeb, Eriksrud and Berg worked together as producers and songwriters for several Norwegian acts including Bertine Zetlitz, D'Sound and Donkeyboy, mostly under the name Simen & Espen.
The duo's major international success was for their remix of the song "I Took a Pill in Ibiza" by American singer Mike Posner.
Seeb released their debut single "Breathe" on 11 March 2016, featuring Portuguese singer Neev.
On 3 March 2017, they released "Under Your Skin", a collaboration with American duo Rock City and Chloe Angelides.
"Rich Love", a collaboration with American pop rock band OneRepublic, was released on 14 July 2017.