Norman Joseph Zillman

HRL Holdings Ltd. engages in the provision of diversified environmental and geotechnical services. It operates through the following segments: HAZMAT, Geotechnical, Food and Environmental Laboratory, and Software. The HAZMAT segment includes industrial hygiene; property contamination testing and workplace drug testing; environmental testing services; environmental and property management software solutions; and specialized NATA/IANZ. The Geotechnical segment is involved in geotechnical investigations and studies; temporary works designs and inspections; construction phase verification; earthworks supervision; soil, concrete, and aggregate testing; and onsite mobile laboratory testing. The Food and Environmental Laboratory segment offers honey laboratory testing, milk and dairy laboratory testing, food origin testing, drugs of abuse laboratory testing, asbestos laboratory analysis, environmental laboratory testing, and other laboratory research and development. The Software segment focuses on information management software solutions for asbestos and hazardous materials; innovative field management software solutions; and customized compliance solutions and applications relating to workplace health and safety. The company was founded on August 11, 2006 and is headquartered in Brisbane, Australia.

Bandanna Energy Ltd. operates as a coal exploration company. The company was founded by Norman Joseph Zillma on December 2, 1988 and is headquartered in Brisbane, Australia.

Burleson Energy Ltd. engages in the exploration of petroleum and gas properties. The company was founded on January 6, 2006 and is headquartered in Sydney, Australia.