8,109 member farmers washing some of Kirinyaga's most sought-after lots in Kirinyaga West since 1954.
Mwirua FCS was registered in 1954 and brings together 8,109 farmers in Kirinyaga West. Eight of its nine factories deliver to the Union mill, collecting cherry from gardens lying between 1,500 and 1,800 m. Fairtrade and Rainforest Alliance certified, Mwirua delivered 454.8 tonnes of clean coffee in 2025/26 — the second-largest volume in the Union.

The official society profile, as supplied to buyers and the exchange.
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M.F.C.S. headquarters
The society entrance
Parchment drying
Beds along the ridge
Cherry in the tank
The weighing station