K. Alexander Stewart

Stewart Group Assayers Ltd. is global in its core activities relating to the inspection and analysis of metals, minerals, ores, solid fuels and recycling scrap, and the provision of geochemical services to the mining and exploration industry. Its valued client base includes private and public sector organisations, trading companies, producers, end users and consumers. Providing the highest quality service to you drives all of its activity. Innovation and delivery are the values upon which its growth and success has been based. Founded in 1978, they now operate from over 70 offices and 30 laboratories worldwide. Following an MBO in 2006, they have invested heavily in its infrastructure and capacity, adding new sites and testing facilities as well as expanding existing laboratories and installing industry leading technology throughout all its processes. They know that its future success depends on listening to your needs and providing bespoke, flexible solutions that exceed your expectations. They are committed to this philosophy and, as they expand its commercial assay capability and geochemical services, they will continue to evolve its services and operations to match the changing demands of its dynamic industry.

Alex Stewart International LLC provides inspection, analytical, and laboratory services to the commercial private sector and government. It offers inspection and analytical services that cover base metals, non ferrous ores and concentrates, minor and precious metals, ferro alloys, recycled scrap metal, complex materials and plastics, fuels, agricultural commodities and also environmental services. The company is headquartered in Washington, DC.

Alfred H. Knight North America Ltd. is an American company.