ALS Limited is a testing services provider. The principal activities of the Company are the provision of professional technical services in the areas of testing, measurement and inspection, supporting environmental monitoring; food and pharmaceutical quality assurance; mining and mineral exploration; commodity certification; equipment maintenance, and asset care operations. The Company's segments include: ALS Life Sciences, which provides testing data to assist consulting and engineering firms, industry and governments; ALS Industrial, which provides the energy, resources and infrastructure sectors with asset care and tribology testing services; Commodities, which provides assaying and analytical testing services and metallurgical services for mining and mineral exploration companies and provides specialist services to the coal industry such as coal sampling, analysis and certification, formation evaluation services, and related analytical testing.