PAEHolmes is a member company of Pacific Environment Limited (PEL), which is a listed on the Australian Securities Exchange (ASX).

PEL is positioned at the intersection of environment, energy and technology, providing both consulting services and products. 

PEL companies' core activities include:

• Data management - the capture, analysis, modelling and reporting of pollutant data for regulatory compliance purposes, and to help improve a company's environmental performance
• Emissions management -  assisting companies estimate, measure and control emissions of pollutants, including and greenhouse gases, in order to comply with regulatory requirements, achieve best practice, maximise trading opportunities and enhance energy efficiencies
• Environmental technology and pollution reduction strategies - developing advanced technologies and strategies aimed at monitoring, predicting, reporting and reducing emissions.
• Energy efficiency management services - providing products and tailored solutions to optimise energy and resource use.