The Artisanal and Small-Scale Gold Mining (ASGM) sector plays a key role in Kenya’s economy. It supports the livelihoods of thousands of miners nationwide. However, the sector has long been faced by several challenges. This includes environmental degradation, unsafe mining practices, and the heavy use of toxic chemicals such as mercury. The planetGOLD Kenya project, aims to address these issues by creating a mercury-free, sustainable future for the ASGM sector. This article explores key lessons learned from the project’s journey, particularly in successfully fostering collaboration with county governments.