There are two groups called Mountaineer: 1) Mountaineer is a copenhagen based post-hardcore band. On the 8th of august, 2013, they released their s/t debut EP.
"Addressing a completely unique niche (by Danish standards), the notorious wave movement that has been picking up in popularity across the Atlantic over the past couple of years, Mountaineer immediately establish themselves as ones-to-watch with a performance that belies their short existence as a band, and songs that boast instant allure.

Read more about Mountaineer on Last.fm.