Mark Epperson, founded Epperson Mountaineering in 1973 in Montana. Epperson Mountaineering packs are still made in U.S.A. by artisan pack makers with the best components such as 1000 denier Cordura, YKK zippers, mil-spec tubular webbing or exclusive Indian/Oval pattern webbing, and reinforced seam-sealed inner compartments to guarantee long-term strength and durability.