Thunguri PB

 Kibirigwi FCS is a nine wet mill society. The cooperative society was registered in 1953 and the main office is located at Ragati wet mill, Kirinyaga county.  Current total membership of the cooperative is 6,888 active members out of which 4,861 are female and 2,027 are male. These members tend to over an estimated 1,722,000 trees.The Society is managed by Nine elected executives to represent the farmers to ensure fair prices are being paid.
Cherries that are delivered to Thunguri wet mill of Kibirigwi FCS are selectively picked ensuring ripe cherries are processed by the mill . Cherry is delivered to the wet mill the same day it is picked. The wet mill sorts the cherry prior to the pulping. Red ripe cherries are separated from underipes, overipes and foreign matter. The red ripe cherries are processed through the wet processing method that utilizes clean water from Kangocho stream.The processing water is recirculated before disposal into evaporation and seepage pits. Sun drying is done after careful fermentation and washing before delivery of the parchment coffee to the dry mill for secondary processing.