Mintek is a science and technology organisation operating under the authority of South Africa’s Department of Mineral and Petroleum Resources. Founded in 1934 and headquartered in Randburg, part of the City of Johannesburg, Mintek is recognised as one of the world's leading technology organisations specialising in mineral processing, extractive metallurgy and related fields. Its main goal is to unlock the value of materials through innovation.

Mintek has extensive expertise in research and development, with a focus on mineral innovation, and has developed a clear understanding of what the industry needs and how to bridge the gap between a scientific idea and a real industry application. Mintek possesses end-to-end capabilities across the minerals value chain, spanning exploration, extraction, processing, refining, metal-based product development, process optimisation and post-mining support, while delivering both physical and digital solutions-based products and services.