The Rungeto Farmers Co-operative Society has approximately 600 members, with 500 actively engaged in farming. The factory is situated in a densely populated tea-growing zone. Karimikui factory conducts training sessions on agronomy for its members and has a committee that surveys farms to ensure compliance with established standards, such as avoiding the intercropping of coffee with maize or beans.
Water for processing is sourced from the River Karimikui. The wet mill is located on-site, allowing for same-day processing and minimizing spoilage. Additionally, the factory has implemented a recirculation system and wastewater soak pits as part of its sustainable farming initiatives.