NOA vs CHW Comparison

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.

Calamos Global Dynamic Income Fund operates as a closed-end management investment company. The company's investment objective is to generate a high level of current income with the objective of capital appreciation. It dynamically allocates its investment among equities, convertible bonds, fixed-income securities and alternative investments.