KOP vs CSIQ Comparison

Koppers Holdings Inc through its subsidiaries, manufactures and sells wood products, wood treatment chemicals, and carbon compounds used in markets such as railroad, aluminum and steel, agriculture, utilities, and residential lumber. The company is organized into three business segments: railroad and utility products and services, performance chemicals, and carbon materials and chemicals. Its product portfolio includes treated and untreated wood products like crossties used in railroads, wood preservation chemicals, and carbon compounds such as creosote used in the treatment of wood crossties, among others. The majority of its revenue comes from the company's railroad and utility products and services segment, and more than half of the company's revenue is earned in the United States.

Canadian Solar Inc is a Canadian solar technology and renewable energy company. It is a manufacturer of solar photovoltaic modules, a provider of battery energy storage solutions, and a developer of utility-scale solar power and battery energy storage projects. The company is organized in two segments: Manufacturing segment, comprising CS PowerTech, which focuses on manufacturing and sales of solar products, battery energy storage products, and other power technology products for the U.S. market and CSI Solar, which serves all other world-wide markets; and Recurrent Energy segment, which focuses on solar power and battery storage project development, asset sales, power services, and electricity revenue from its operating portfolio. It derives maximum revenue from Manufacturing segment.