The Power Group of Companies is Polaris Technologies who design and manufacture advanced air conditioners with no outdoor units, that use natural, nontoxic refrigerants with minimal global warming potential; Promek Technologies who supply energy saving additives and coatings for air conditioners and refrigeration systems, misting systems, control and analysis for HVAC+R, lubricants for high performance engines and Thermal-XR corrosion repair and protection for heat exchange coils; Quill Essential who are experts in Fire and Smoke Control in high-rise buildings and Power Clean Air Products who manufacture and supply a range of indoor clean air technologies that eliminate germs and airborne contaminants.