Barbara Joyce Spurrier

International Water Solutions Ltd. engaged in the provision of water solutions. It offers AVPRO, FLOWXCEL, XZIOX, BIOMAX, XIMAX-SYSTEMS, and PRO-OXIDE. It served in the oil and gas, drinking water, irrigation, rental solutions, poultry, pig farming, horticulture, food processing, grey water recycling, cooling towers, sludge removal, and pipe flushing sectors. The company was founded on April 15, 2015 and was headquartered in Ramford, the United Kingdom.

Frontier Resources International Plc is engaged in the exploration and production of oil and gas. It focused on onshore oil and gas exploration and development in the Middle East and Southern Africa The Company currently has three exploration projects in Oman, Zambia and Namibia. Frontier Resources International was founded by Michael John Keyes in April 2008 and is headquartered in London, the United Kingdom.

Maistro Ltd. engages in the development and operation of an enterprise-focused Procurement-as-a-Service software platform. The company was founded by Philip Leslie Letts on August 22, 2012 and is headquartered in Exeter, the United Kingdom.

Frontier Resources Oman Ltd. engages in the extraction of crude petroleum. The private company is based in Oman.