The ISO 9001:2015 certification is the world’s most widely recognized standard for quality management systems (QMS). It helps organizations consistently meet the needs of customers and other key stakeholders in both the delivery and continuous improvement of products and services. The 2015 edition, ISO 9001:2015, features important changes that bring ISO 9001 into the 21st century, focusing on performance and combining the process approach with risk-based thinking.

Matrix, a subsidiary of Alliance Resource Partners, designs and develops safety and productivity technology for use in the underground mines, including proximity detection, communications, tracking, mine atmospheric monitoring, lighting and cameras.