HDSN vs NOA Comparison

Hudson Technologies Inc is an American industrial products manufacturer. It develops products which are mainly used in commercial air conditioning, industrial processing, and refrigeration systems. The company products include refrigerant and industrial gases, refrigerant management services and RefrigerantSide services, which consist of system decontamination. These are performed at customer's site using its Zugibeast system, which is a fast and portable system and allows the R-Side services team to accelerate critical services while saving customers time, money and aggravation. The company also owns a web-based real-time monitoring service which is used in the facility's refrigeration systems and other energy systems.

North American Construction Group Ltd is Canada's heavy civil construction and mining contractor provider. The company has provided services to oil, natural gas, and resource companies. The Company provides a wide range of mining and heavy civil construction services to customer in the resource development and industrial construction sectors within Canada, the United States, and Australia. The Company's reportable segments are Heavy Equipment Canada, Heavy Equipment Australia, and Other. Heavy Equipment Canada and Heavy Equipment Australia include all of aspects of the mining and heavy civil construction services provided within those geographic areas. Other includes mine management contract work in the United States, its external maintenance and rebuild programs.