With the objective of quantifying the biomass and carbon stored and determine the difference between both variables in commercial species of a high hill forest of Sierra Divisor in the district of Pampa Hermosa, Ucayali, in two cutting plots (1 and 4), of the CC "Montes de los Olivos" in a total area of 2712.0131 ha. There are 3534 trees in PC1 and 6142 trees in PC4, with 19 botanical families and 45 commercial species. PC1 has a volume of 15,698 m3/ha, a total biomass of 22530,199 Kg/ha and carbon stock of 11,255 tC/ha, with Cedrelinga catenifformis (Ducke) Ducke having the largest volume (2,737 m3/ha), total biomass (3728,468 Kg/ha) and carbon stock (1,858 tC/ha), and, the diameter class from 120 cm to more contains the highest total biomass (4586,312 Kg/ha) and carbon stock (2,289 tC/ha), and, PC4 has a volume of 15.8654 m3/ha, a total biomass of 23226.31 Kg/ha and carbon stock of 11....