The ASA Group provides a fully integrated professional service for Inspection, Sampling and Assaying of all Metals, Minerals Ores, Solid Fuels and related materials. These include Base Metal Ores, Concentrates, Non-Ferrous and Ferrous Secondary Materials, Precious Metals both Primary and Secondary (especially complete electronic scrap), Ferro Alloys, Non-Metallic Minerals, Iron Ore and Steel Products. The Group also offers services in Coal and Coke, to the Agriculture and Environmental Industries, along with General Commodities such as Timber, Chemicals and Fertilizer. In addition, Consultancy Services to assist clients on methods concerning Material Handling, Weighing, Sampling and Analysis for a wide range of materials are also available.

The Group also provides Geochemical services to the mining and exploration industry. The Group boasts of the most extensive independent sampling and sample preparation facility at Knowsley.

Full sample preparation and analysis facilities are also available at several locations in Europe, South America, Russia, South Africa, India and the Far East.